0.015273 0.000000 0.000000 0.000000 0.012827 0.000000 0.000000 0.000000 0.021068 0.00000 0.00000 0.00000 0000-0002-5472-8780 Merchant, R.R. 0000-0002-3847-7360 Chernyak, N. Lopez, J.A. Sharp, P.P. 0000-0002-7870-7271 Mandal, M. He, J. Hruza, A. Rearden, P. Tatosian, D.A. Lin, K. Esmay, J. Yang, S. 0000-0003-3645-172X Cheng, A. Ellsworth, K. 0000-0002-6961-5519 Ogawa, A. 0000-0003-4923-9138 Piou, T. 0000-0002-6102-815X Fier, P. Hicks, J. Sinz, C. Ogawa, A. http://mmcif.pdb.org/dictionaries/ascii/mmcif_pdbx.dic 4 90.000 90.000 90.000 65.474 77.959 47.465 242275.009 C22 H19 Cl F N5 O3 455.869 (3'R)-1'-(5-amino-1-phenyl-1H-pyrazole-4-carbonyl)-6-chloro-5-fluorospiro[[3,1]benzoxazine-4,3'-piperidin]-2(1H)-one non-polymer C3 H7 N O2 89.093 y ALANINE L-peptide linking C6 H15 N4 O2 1 175.209 y ARGININE L-peptide linking C4 H8 N2 O3 132.118 y ASPARAGINE L-peptide linking C4 H7 N O4 133.103 y ASPARTIC ACID L-peptide linking C3 H7 N O2 S 121.158 y CYSTEINE L-peptide linking C5 H10 N2 O3 146.144 y GLUTAMINE L-peptide linking C5 H9 N O4 147.129 y GLUTAMIC ACID L-peptide linking C2 H5 N O2 75.067 y GLYCINE peptide linking C6 H10 N3 O2 1 156.162 y HISTIDINE L-peptide linking H2 O 18.015 WATER non-polymer C6 H13 N O2 131.173 y ISOLEUCINE L-peptide linking C6 H13 N O2 131.173 y LEUCINE L-peptide linking C6 H15 N2 O2 1 147.195 y LYSINE L-peptide linking C6 H13 N O4 S 195.237 2-(N-MORPHOLINO)-ETHANESULFONIC ACID non-polymer C5 H11 N O2 S 149.211 y METHIONINE L-peptide linking C8 H15 N O6 221.208 2-acetamido-2-deoxy-beta-D-glucopyranose N-acetyl-beta-D-glucosamine; 2-acetamido-2-deoxy-beta-D-glucose; 2-acetamido-2-deoxy-D-glucose; 2-acetamido-2-deoxy-glucose; N-ACETYL-D-GLUCOSAMINE D-saccharide, beta linking C9 H11 N O2 165.189 y PHENYLALANINE L-peptide linking C5 H9 N O2 115.130 y PROLINE L-peptide linking C3 H7 N O3 105.093 y SERINE L-peptide linking C4 H9 N O3 119.119 y THREONINE L-peptide linking C11 H12 N2 O2 204.225 y TRYPTOPHAN L-peptide linking C9 H11 N O3 181.189 y TYROSINE L-peptide linking C5 H11 N O2 117.146 y VALINE L-peptide linking Y 1 N N Y 2 N C N 3 N O Y 4 N C N 5 N C N 6 N C N 7 N C N 8 R C N 9 N C Y 10 N C Y 11 N C Y 12 N C Y 13 N C Y 14 N C Y 15 N C Y 16 N C N 17 N C Y 18 N C Y 19 N C Y 20 N C Y 21 N C Y 22 N C Y 23 N C N 24 N C N 25 N F Y 26 N N N 27 N N N 28 N N N 29 N N N 30 N O N 31 N O N 32 N CL N 33 N H N 34 N H N 35 N H N 36 N H N 37 N H N 38 N H N 39 N H N 40 N H N 41 N H N 42 N H N 43 N H N 44 N H N 45 N H N 46 N H N 47 N H N 48 N H N 49 N H N 50 N H N 51 N H N 52 N N N 53 S C N 54 N C N 55 N O N 56 N C N 57 N O N 58 N H N 59 N H N 60 N H N 61 N H N 62 N H N 63 N H N 64 N H N 65 N N N 66 S C N 67 N C N 68 N O N 69 N C N 70 N C N 71 N C N 72 N N N 73 N C N 74 N N N 75 N N N 76 N O N 77 N H N 78 N H N 79 N H N 80 N H N 81 N H N 82 N H N 83 N H N 84 N H N 85 N H N 86 N H N 87 N H N 88 N H N 89 N H N 90 N H N 91 N H N 92 N N N 93 S C N 94 N C N 95 N O N 96 N C N 97 N C N 98 N O N 99 N N N 100 N O N 101 N H N 102 N H N 103 N H N 104 N H N 105 N H N 106 N H N 107 N H N 108 N H N 109 N N N 110 S C N 111 N C N 112 N O N 113 N C N 114 N C N 115 N O N 116 N O N 117 N O N 118 N H N 119 N H N 120 N H N 121 N H N 122 N H N 123 N H N 124 N H N 125 N N N 126 R C N 127 N C N 128 N O N 129 N C N 130 N S N 131 N O N 132 N H N 133 N H N 134 N H N 135 N H N 136 N H N 137 N H N 138 N H N 139 N N N 140 S C N 141 N C N 142 N O N 143 N C N 144 N C N 145 N C N 146 N O N 147 N N N 148 N O N 149 N H N 150 N H N 151 N H N 152 N H N 153 N H N 154 N H N 155 N H N 156 N H N 157 N H N 158 N H N 159 N N N 160 S C N 161 N C N 162 N O N 163 N C N 164 N C N 165 N C N 166 N O N 167 N O N 168 N O N 169 N H N 170 N H N 171 N H N 172 N H N 173 N H N 174 N H N 175 N H N 176 N H N 177 N H N 178 N N N 179 N C N 180 N C N 181 N O N 182 N O N 183 N H N 184 N H N 185 N H N 186 N H N 187 N H N 188 N N N 189 S C N 190 N C N 191 N O N 192 N C Y 193 N C Y 194 N N Y 195 N C Y 196 N C Y 197 N N N 198 N O N 199 N H N 200 N H N 201 N H N 202 N H N 203 N H N 204 N H N 205 N H N 206 N H N 207 N H N 208 N H N 209 N O N 210 N H N 211 N H N 212 N N N 213 S C N 214 N C N 215 N O N 216 S C N 217 N C N 218 N C N 219 N C N 220 N O N 221 N H N 222 N H N 223 N H N 224 N H N 225 N H N 226 N H N 227 N H N 228 N H N 229 N H N 230 N H N 231 N H N 232 N H N 233 N H N 234 N N N 235 S C N 236 N C N 237 N O N 238 N C N 239 N C N 240 N C N 241 N C N 242 N O N 243 N H N 244 N H N 245 N H N 246 N H N 247 N H N 248 N H N 249 N H N 250 N H N 251 N H N 252 N H N 253 N H N 254 N H N 255 N H N 256 N N N 257 S C N 258 N C N 259 N O N 260 N C N 261 N C N 262 N C N 263 N C N 264 N N N 265 N O N 266 N H N 267 N H N 268 N H N 269 N H N 270 N H N 271 N H N 272 N H N 273 N H N 274 N H N 275 N H N 276 N H N 277 N H N 278 N H N 279 N H N 280 N H N 281 N O N 282 N C N 283 N C N 284 N N N 285 N C N 286 N C N 287 N C N 288 N C N 289 N S N 290 N O N 291 N O N 292 N O N 293 N H N 294 N H N 295 N H N 296 N H N 297 N H N 298 N H N 299 N H N 300 N H N 301 N H N 302 N H N 303 N H N 304 N H N 305 N H N 306 N N N 307 S C N 308 N C N 309 N O N 310 N C N 311 N C N 312 N S N 313 N C N 314 N O N 315 N H N 316 N H N 317 N H N 318 N H N 319 N H N 320 N H N 321 N H N 322 N H N 323 N H N 324 N H N 325 N H N 326 R C N 327 R C N 328 R C N 329 S C N 330 R C N 331 N C N 332 N C N 333 N C N 334 N N N 335 N O N 336 N O N 337 N O N 338 N O N 339 N O N 340 N O N 341 N H N 342 N H N 343 N H N 344 N H N 345 N H N 346 N H N 347 N H N 348 N H N 349 N H N 350 N H N 351 N H N 352 N H N 353 N H N 354 N H N 355 N H N 356 N N N 357 S C N 358 N C N 359 N O N 360 N C Y 361 N C Y 362 N C Y 363 N C Y 364 N C Y 365 N C Y 366 N C N 367 N O N 368 N H N 369 N H N 370 N H N 371 N H N 372 N H N 373 N H N 374 N H N 375 N H N 376 N H N 377 N H N 378 N H N 379 N N N 380 S C N 381 N C N 382 N O N 383 N C N 384 N C N 385 N C N 386 N O N 387 N H N 388 N H N 389 N H N 390 N H N 391 N H N 392 N H N 393 N H N 394 N H N 395 N H N 396 N N N 397 S C N 398 N C N 399 N O N 400 N C N 401 N O N 402 N O N 403 N H N 404 N H N 405 N H N 406 N H N 407 N H N 408 N H N 409 N H N 410 N N N 411 S C N 412 N C N 413 N O N 414 R C N 415 N O N 416 N C N 417 N O N 418 N H N 419 N H N 420 N H N 421 N H N 422 N H N 423 N H N 424 N H N 425 N H N 426 N H N 427 N N N 428 S C N 429 N C N 430 N O N 431 N C Y 432 N C Y 433 N C Y 434 N C Y 435 N N Y 436 N C Y 437 N C Y 438 N C Y 439 N C Y 440 N C N 441 N O N 442 N H N 443 N H N 444 N H N 445 N H N 446 N H N 447 N H N 448 N H N 449 N H N 450 N H N 451 N H N 452 N H N 453 N H N 454 N N N 455 S C N 456 N C N 457 N O N 458 N C Y 459 N C Y 460 N C Y 461 N C Y 462 N C Y 463 N C Y 464 N C N 465 N O N 466 N O N 467 N H N 468 N H N 469 N H N 470 N H N 471 N H N 472 N H N 473 N H N 474 N H N 475 N H N 476 N H N 477 N H N 478 N N N 479 S C N 480 N C N 481 N O N 482 N C N 483 N C N 484 N C N 485 N O N 486 N H N 487 N H N 488 N H N 489 N H N 490 N H N 491 N H N 492 N H N 493 N H N 494 N H N 495 N H N 496 N H Y 1 N doub Y 2 N sing Y 3 N sing Y 4 N doub Y 5 N doub Y 6 N sing N 7 N sing N 8 N sing Y 9 N sing Y 10 N sing Y 11 N doub Y 12 N doub Y 13 N sing N 14 N sing N 15 N doub N 16 N sing N 17 N sing N 18 N sing N 19 N sing N 20 N sing N 21 N sing N 22 N sing N 23 N sing N 24 N sing N 25 N sing N 26 N sing N 27 N doub N 28 N sing Y 29 N doub Y 30 N sing Y 31 N sing N 32 N sing Y 33 N doub N 34 N sing Y 35 N doub Y 36 N sing N 37 N sing N 38 N sing N 39 N sing N 40 N sing N 41 N sing N 42 N sing N 43 N sing N 44 N sing N 45 N sing N 46 N sing N 47 N sing N 48 N sing N 49 N sing N 50 N sing N 51 N sing N 52 N sing N 53 N sing N 54 N sing N 55 N sing N 56 N sing N 57 N sing N 58 N sing N 59 N sing N 60 N sing N 61 N sing N 62 N doub N 63 N sing N 64 N sing N 65 N sing N 66 N sing N 67 N sing N 68 N sing N 69 N sing N 70 N sing N 71 N sing N 72 N sing N 73 N sing N 74 N doub N 75 N sing N 76 N sing N 77 N sing N 78 N sing N 79 N sing N 80 N sing N 81 N sing N 82 N sing N 83 N sing N 84 N sing N 85 N sing N 86 N sing N 87 N sing N 88 N doub N 89 N sing N 90 N sing N 91 N sing N 92 N sing N 93 N sing N 94 N sing N 95 N sing N 96 N sing N 97 N sing N 98 N sing N 99 N sing N 100 N doub N 101 N sing N 102 N sing N 103 N sing N 104 N sing N 105 N doub N 106 N sing N 107 N sing N 108 N sing N 109 N sing N 110 N sing N 111 N sing N 112 N sing N 113 N sing N 114 N sing N 115 N sing N 116 N doub N 117 N sing N 118 N sing N 119 N sing N 120 N sing N 121 N doub N 122 N sing N 123 N sing N 124 N sing N 125 N sing N 126 N sing N 127 N sing N 128 N sing N 129 N sing N 130 N sing N 131 N doub N 132 N sing N 133 N sing N 134 N sing N 135 N sing N 136 N sing N 137 N sing N 138 N sing N 139 N sing N 140 N sing N 141 N sing N 142 N sing N 143 N sing N 144 N doub N 145 N sing N 146 N sing N 147 N sing N 148 N sing N 149 N sing N 150 N sing N 151 N sing N 152 N doub N 153 N sing N 154 N sing N 155 N sing N 156 N sing N 157 N sing N 158 N sing N 159 N sing N 160 N sing N 161 N sing N 162 N sing N 163 N doub N 164 N sing N 165 N sing N 166 N sing N 167 N sing N 168 N sing N 169 N sing N 170 N sing N 171 N doub N 172 N sing N 173 N sing N 174 N sing N 175 N sing N 176 N sing N 177 N sing N 178 N sing N 179 N sing N 180 N sing N 181 N doub N 182 N sing N 183 N sing N 184 N sing N 185 N sing N 186 N sing N 187 N sing N 188 N sing N 189 N sing N 190 N doub N 191 N sing N 192 N sing N 193 N sing N 194 N sing Y 195 N sing Y 196 N doub Y 197 N doub N 198 N sing Y 199 N sing N 200 N sing Y 201 N sing N 202 N sing N 203 N sing N 204 N sing N 205 N sing N 206 N sing N 207 N sing N 208 N sing N 209 N sing N 210 N sing N 211 N sing N 212 N sing N 213 N doub N 214 N sing N 215 N sing N 216 N sing N 217 N sing N 218 N sing N 219 N sing N 220 N sing N 221 N sing N 222 N sing N 223 N sing N 224 N sing N 225 N sing N 226 N sing N 227 N sing N 228 N sing N 229 N sing N 230 N sing N 231 N sing N 232 N sing N 233 N sing N 234 N doub N 235 N sing N 236 N sing N 237 N sing N 238 N sing N 239 N sing N 240 N sing N 241 N sing N 242 N sing N 243 N sing N 244 N sing N 245 N sing N 246 N sing N 247 N sing N 248 N sing N 249 N sing N 250 N sing N 251 N sing N 252 N sing N 253 N sing N 254 N sing N 255 N doub N 256 N sing N 257 N sing N 258 N sing N 259 N sing N 260 N sing N 261 N sing N 262 N sing N 263 N sing N 264 N sing N 265 N sing N 266 N sing N 267 N sing N 268 N sing N 269 N sing N 270 N sing N 271 N sing N 272 N sing N 273 N sing N 274 N sing N 275 N sing N 276 N sing N 277 N sing N 278 N sing N 279 N sing N 280 N sing N 281 N sing N 282 N sing N 283 N sing N 284 N sing N 285 N sing N 286 N sing N 287 N sing N 288 N sing N 289 N sing N 290 N sing N 291 N sing N 292 N sing N 293 N sing N 294 N sing N 295 N doub N 296 N doub N 297 N sing N 298 N sing N 299 N sing N 300 N sing N 301 N sing N 302 N sing N 303 N sing N 304 N doub N 305 N sing N 306 N sing N 307 N sing N 308 N sing N 309 N sing N 310 N sing N 311 N sing N 312 N sing N 313 N sing N 314 N sing N 315 N sing N 316 N sing N 317 N sing N 318 N sing N 319 N sing N 320 N sing N 321 N sing N 322 N sing N 323 N sing N 324 N sing N 325 N sing N 326 N sing N 327 N sing N 328 N sing N 329 N sing N 330 N sing N 331 N sing N 332 N sing N 333 N sing N 334 N sing N 335 N sing N 336 N sing N 337 N sing N 338 N doub N 339 N sing N 340 N sing N 341 N sing N 342 N sing N 343 N sing N 344 N sing N 345 N sing N 346 N sing N 347 N sing N 348 N sing N 349 N sing N 350 N sing N 351 N sing N 352 N sing N 353 N doub N 354 N sing N 355 N sing N 356 N sing N 357 N sing Y 358 N doub Y 359 N sing Y 360 N sing N 361 N sing Y 362 N doub N 363 N sing Y 364 N doub N 365 N sing Y 366 N sing N 367 N sing N 368 N sing N 369 N sing N 370 N sing N 371 N sing N 372 N sing N 373 N sing N 374 N sing N 375 N sing N 376 N doub N 377 N sing N 378 N sing N 379 N sing N 380 N sing N 381 N sing N 382 N sing N 383 N sing N 384 N sing N 385 N sing N 386 N sing N 387 N sing N 388 N sing N 389 N sing N 390 N sing N 391 N sing N 392 N sing N 393 N doub N 394 N sing N 395 N sing N 396 N sing N 397 N sing N 398 N sing N 399 N sing N 400 N sing N 401 N sing N 402 N sing N 403 N sing N 404 N sing N 405 N sing N 406 N doub N 407 N sing N 408 N sing N 409 N sing N 410 N sing N 411 N sing N 412 N sing N 413 N sing N 414 N sing N 415 N sing N 416 N sing N 417 N sing N 418 N sing N 419 N sing N 420 N sing N 421 N sing N 422 N doub N 423 N sing N 424 N sing N 425 N sing N 426 N sing Y 427 N doub Y 428 N sing Y 429 N sing N 430 N sing Y 431 N doub Y 432 N sing Y 433 N sing N 434 N sing Y 435 N sing Y 436 N doub N 437 N sing Y 438 N doub N 439 N sing Y 440 N sing N 441 N sing N 442 N sing N 443 N sing N 444 N sing N 445 N sing N 446 N sing N 447 N sing N 448 N sing N 449 N sing N 450 N doub N 451 N sing N 452 N sing N 453 N sing N 454 N sing Y 455 N doub Y 456 N sing Y 457 N sing N 458 N sing Y 459 N doub N 460 N sing Y 461 N doub N 462 N sing Y 463 N sing N 464 N sing N 465 N sing N 466 N sing N 467 N sing N 468 N sing N 469 N sing N 470 N sing N 471 N sing N 472 N sing N 473 N sing N 474 N doub N 475 N sing N 476 N sing N 477 N sing N 478 N sing N 479 N sing N 480 N sing N 481 N sing N 482 N sing N 483 N sing N 484 N sing N 485 N sing US Acs Med.Chem.Lett. 1948-5875 17 744 749 10.1021/acsmedchemlett.6c00066 41847638 N ‐Alkyl and N ‐Aryl Aminopyrazole Spirocarbamates: A Two-Pronged Lead Optimization Strategy to Identify Orally Bioavailable Plasma Kallikrein Inhibitors. 2026 0000-0002-5472-8780 0000-0002-3847-7360 0000-0003-4416-2303 0000-0002-7870-7271 0000-0003-3645-172X 0000-0002-6961-5519 0000-0003-4923-9138 0000-0002-6102-815X 10.2210/pdb10mv/pdb pdb_000010mv 100 1 N PIXEL 2019-03-07 DECTRIS PILATUS 6M SINGLE WAVELENGTH M x-ray 1 1.000000 1.0 17-ID APS 1.000000 SYNCHROTRON APS BEAMLINE 17-ID 30881.844 Plasma kallikrein 3.4.21.34 catalytic domain (UNP residues 376-638) C383S, C503S 1 man polymer 195.237 2-(N-MORPHOLINO)-ETHANESULFONIC ACID 1 syn non-polymer 455.869 (3'R)-1'-(5-amino-1-phenyl-1H-pyrazole-4-carbonyl)-6-chloro-5-fluorospiro[[3,1]benzoxazine-4,3'-piperidin]-2(1H)-one 1 syn non-polymer 221.208 2-acetamido-2-deoxy-beta-D-glucopyranose 1 syn non-polymer 18.015 water 131 nat water Fletcher factor,Kininogenin,Plasma prekallikrein,PKK no no KREAEANTGDNSVSTTKTSTRIVGGTNSSWGEWPWQVSLQVKLTAQRHLCGGSLIGHQWVLTAAHCFDGLPLQDVWRIYS GILNLSDITKDTPFSQIKEIIIHQNYKVSEGNHDIALIKLQAPLNYTEFQKPISLPSKGDTSTIYTNCWVTGWGFSKEKG EIQNILQKVNIPLVTNEECQKRYQDYKITQRMVCAGYKEGGKDACKGDSGGPLVCKHNGMWRLVGITSWGEGCARREQPG VYTKVAEYMDWILEKTQSSDGKAQMQSPAHHHHHH KREAEANTGDNSVSTTKTSTRIVGGTNSSWGEWPWQVSLQVKLTAQRHLCGGSLIGHQWVLTAAHCFDGLPLQDVWRIYS GILNLSDITKDTPFSQIKEIIIHQNYKVSEGNHDIALIKLQAPLNYTEFQKPISLPSKGDTSTIYTNCWVTGWGFSKEKG EIQNILQKVNIPLVTNEECQKRYQDYKITQRMVCAGYKEGGKDACKGDSGGPLVCKHNGMWRLVGITSWGEGCARREQPG VYTKVAEYMDWILEKTQSSDGKAQMQSPAHHHHHH A polypeptide(L) n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n human sample 1 275 KLKB1, KLK3 9606 Homo sapiens 4922 Komagataella pastoris Biological sequence 1 1.96 37.29 Rod VAPOR DIFFUSION, SITTING DROP 6.5 0.1 M MES, pH 6.5, 24% PEG8000, 5% glycerol 6.2 - 6.7 298 repository Initial release 1 0 2026-04-01 United States Other private DGlcpNAcb N-acetyl-b-D-glucopyranosamine b-D-GlcpNAc GlcNAc alan.hruza@merck.com 0000-0001-8837-6368 Alan Hruza principal investigator/group leader N RCSB N RCSB 2026-01-28 REL REL A1C6X A1C6X SUBJECT OF INVESTIGATION MES 2-(N-MORPHOLINO)-ETHANESULFONIC ACID A1C6X (3'R)-1'-(5-amino-1-phenyl-1H-pyrazole-4-carbonyl)-6-chloro-5-fluorospiro[[3,1]benzoxazine-4,3'-piperidin]-2(1H)-one NAG 2-acetamido-2-deoxy-beta-D-glucopyranose HOH water Y Y 2ANW PDB experimental model A NAG 703 Carbohydrate C1 D NAG A ASN 396 ASN ND2 A ASN 27 1_555 NAG 1 1_555 N-Glycosylation A CYS 419 Disulfide bridge SG A CYS 50 A CYS 435 SG A CYS 66 1_555 1_555 None A CYS 517 Disulfide bridge SG A CYS 148 A CYS 584 SG A CYS 215 1_555 1_555 None A CYS 548 Disulfide bridge SG A CYS 179 A CYS 563 SG A CYS 194 1_555 1_555 None A CYS 574 Disulfide bridge SG A CYS 205 A CYS 602 SG A CYS 233 1_555 1_555 None MES 921 2 MES MES 701 A UNL 801 3 A1C6X A1C6X 702 A NAG 922 4 NAG NAG 703 A HOH 136 5 HOH HOH 801 A HOH 80 5 HOH HOH 802 A HOH 62 5 HOH HOH 803 A HOH 25 5 HOH HOH 804 A HOH 29 5 HOH HOH 805 A HOH 10 5 HOH HOH 806 A HOH 94 5 HOH HOH 807 A HOH 116 5 HOH HOH 808 A HOH 85 5 HOH HOH 809 A HOH 32 5 HOH HOH 810 A HOH 14 5 HOH HOH 811 A HOH 49 5 HOH HOH 812 A HOH 166 5 HOH HOH 813 A HOH 117 5 HOH HOH 814 A HOH 81 5 HOH HOH 815 A HOH 2 5 HOH HOH 816 A HOH 30 5 HOH HOH 817 A HOH 31 5 HOH HOH 818 A HOH 5 5 HOH HOH 819 A HOH 151 5 HOH HOH 820 A HOH 46 5 HOH HOH 821 A HOH 137 5 HOH HOH 822 A HOH 63 5 HOH HOH 823 A HOH 40 5 HOH HOH 824 A HOH 13 5 HOH HOH 825 A HOH 69 5 HOH HOH 826 A HOH 76 5 HOH HOH 827 A HOH 12 5 HOH HOH 828 A HOH 37 5 HOH HOH 829 A HOH 165 5 HOH HOH 830 A HOH 35 5 HOH HOH 831 A HOH 86 5 HOH HOH 832 A HOH 108 5 HOH HOH 833 A HOH 3 5 HOH HOH 834 A HOH 107 5 HOH HOH 835 A HOH 141 5 HOH HOH 836 A HOH 66 5 HOH HOH 837 A HOH 114 5 HOH HOH 838 A HOH 70 5 HOH HOH 839 A HOH 6 5 HOH HOH 840 A HOH 139 5 HOH HOH 841 A HOH 17 5 HOH HOH 842 A HOH 145 5 HOH HOH 843 A HOH 27 5 HOH HOH 844 A HOH 140 5 HOH HOH 845 A HOH 51 5 HOH HOH 846 A HOH 8 5 HOH HOH 847 A HOH 163 5 HOH HOH 848 A HOH 101 5 HOH HOH 849 A HOH 53 5 HOH HOH 850 A HOH 146 5 HOH HOH 851 A HOH 9 5 HOH HOH 852 A HOH 138 5 HOH HOH 853 A HOH 156 5 HOH HOH 854 A HOH 23 5 HOH HOH 855 A HOH 119 5 HOH HOH 856 A HOH 82 5 HOH HOH 857 A HOH 36 5 HOH HOH 858 A HOH 132 5 HOH HOH 859 A HOH 42 5 HOH HOH 860 A HOH 73 5 HOH HOH 861 A HOH 48 5 HOH HOH 862 A HOH 87 5 HOH HOH 863 A HOH 20 5 HOH HOH 864 A HOH 34 5 HOH HOH 865 A HOH 89 5 HOH HOH 866 A HOH 4 5 HOH HOH 867 A HOH 157 5 HOH HOH 868 A HOH 74 5 HOH HOH 869 A HOH 21 5 HOH HOH 870 A HOH 7 5 HOH HOH 871 A HOH 16 5 HOH HOH 872 A HOH 95 5 HOH HOH 873 A HOH 1 5 HOH HOH 874 A HOH 15 5 HOH HOH 875 A HOH 18 5 HOH HOH 876 A HOH 11 5 HOH HOH 877 A HOH 41 5 HOH HOH 878 A HOH 75 5 HOH HOH 879 A HOH 100 5 HOH HOH 880 A HOH 147 5 HOH HOH 881 A HOH 154 5 HOH HOH 882 A HOH 64 5 HOH HOH 883 A HOH 120 5 HOH HOH 884 A HOH 57 5 HOH HOH 885 A HOH 44 5 HOH HOH 886 A HOH 56 5 HOH HOH 887 A HOH 79 5 HOH HOH 888 A HOH 22 5 HOH HOH 889 A HOH 61 5 HOH HOH 890 A HOH 67 5 HOH HOH 891 A HOH 158 5 HOH HOH 892 A HOH 38 5 HOH HOH 893 A HOH 92 5 HOH HOH 894 A HOH 121 5 HOH HOH 895 A HOH 84 5 HOH HOH 896 A HOH 167 5 HOH HOH 897 A HOH 160 5 HOH HOH 898 A HOH 149 5 HOH HOH 899 A HOH 124 5 HOH HOH 900 A HOH 55 5 HOH HOH 901 A HOH 72 5 HOH HOH 902 A HOH 148 5 HOH HOH 903 A HOH 150 5 HOH HOH 904 A HOH 91 5 HOH HOH 905 A HOH 164 5 HOH HOH 906 A HOH 43 5 HOH HOH 907 A HOH 24 5 HOH HOH 908 A HOH 153 5 HOH HOH 909 A HOH 45 5 HOH HOH 910 A HOH 39 5 HOH HOH 911 A HOH 90 5 HOH HOH 912 A HOH 83 5 HOH HOH 913 A HOH 144 5 HOH HOH 914 A HOH 162 5 HOH HOH 915 A HOH 104 5 HOH HOH 916 A HOH 59 5 HOH HOH 917 A HOH 68 5 HOH HOH 918 A HOH 131 5 HOH HOH 919 A HOH 93 5 HOH HOH 920 A HOH 33 5 HOH HOH 921 A HOH 110 5 HOH HOH 922 A HOH 129 5 HOH HOH 923 A HOH 88 5 HOH HOH 924 A HOH 159 5 HOH HOH 925 A HOH 118 5 HOH HOH 926 A HOH 133 5 HOH HOH 927 A HOH 65 5 HOH HOH 928 A HOH 134 5 HOH HOH 929 A HOH 123 5 HOH HOH 930 A HOH 127 5 HOH HOH 931 A n 1 370 A n 2 371 A n 3 372 A n 4 373 A n 5 374 A n 6 375 A n 7 376 A n 8 377 A n 9 378 A n 10 379 A n 11 380 A n 12 381 A n 13 382 A n 14 383 A n 15 384 A n 16 385 A n 17 386 A n 18 387 A n 19 388 A n 20 389 A n 21 390 A ILE 391 n 22 ILE 391 A VAL 392 n 23 VAL 392 A GLY 393 n 24 GLY 393 A GLY 394 n 25 GLY 394 A THR 395 n 26 THR 395 A ASN 396 n 27 ASN 396 A SER 397 n 28 SER 397 A SER 398 n 29 SER 398 A TRP 399 n 30 TRP 399 A GLY 400 n 31 GLY 400 A GLU 401 n 32 GLU 401 A TRP 402 n 33 TRP 402 A PRO 403 n 34 PRO 403 A TRP 404 n 35 TRP 404 A GLN 405 n 36 GLN 405 A VAL 406 n 37 VAL 406 A SER 407 n 38 SER 407 A LEU 408 n 39 LEU 408 A GLN 409 n 40 GLN 409 A VAL 410 n 41 VAL 410 A LYS 411 n 42 LYS 411 A LEU 412 n 43 LEU 412 A THR 413 n 44 THR 413 A ALA 414 n 45 ALA 414 A GLN 415 n 46 GLN 415 A ARG 416 n 47 ARG 416 A HIS 417 n 48 HIS 417 A LEU 418 n 49 LEU 418 A CYS 419 n 50 CYS 419 A GLY 420 n 51 GLY 420 A GLY 421 n 52 GLY 421 A SER 422 n 53 SER 422 A LEU 423 n 54 LEU 423 A ILE 424 n 55 ILE 424 A GLY 425 n 56 GLY 425 A HIS 426 n 57 HIS 426 A GLN 427 n 58 GLN 427 A TRP 428 n 59 TRP 428 A VAL 429 n 60 VAL 429 A LEU 430 n 61 LEU 430 A THR 431 n 62 THR 431 A ALA 432 n 63 ALA 432 A ALA 433 n 64 ALA 433 A HIS 434 n 65 HIS 434 A CYS 435 n 66 CYS 435 A PHE 436 n 67 PHE 436 A ASP 437 n 68 ASP 437 A GLY 438 n 69 GLY 438 A LEU 439 n 70 LEU 439 A PRO 440 n 71 PRO 440 A LEU 441 n 72 LEU 441 A GLN 442 n 73 GLN 442 A ASP 443 n 74 ASP 443 A VAL 444 n 75 VAL 444 A TRP 445 n 76 TRP 445 A ARG 446 n 77 ARG 446 A ILE 447 n 78 ILE 447 A TYR 448 n 79 TYR 448 A SER 449 n 80 SER 449 A GLY 450 n 81 GLY 450 A ILE 451 n 82 ILE 451 A LEU 452 n 83 LEU 452 A ASN 453 n 84 ASN 453 A LEU 454 n 85 LEU 454 A SER 455 n 86 SER 455 A ASP 456 n 87 ASP 456 A ILE 457 n 88 ILE 457 A THR 458 n 89 THR 458 A LYS 459 n 90 LYS 459 A ASP 460 n 91 ASP 460 A THR 461 n 92 THR 461 A PRO 462 n 93 PRO 462 A PHE 463 n 94 PHE 463 A SER 464 n 95 SER 464 A GLN 465 n 96 GLN 465 A ILE 466 n 97 ILE 466 A LYS 467 n 98 LYS 467 A GLU 468 n 99 GLU 468 A ILE 469 n 100 ILE 469 A ILE 470 n 101 ILE 470 A ILE 471 n 102 ILE 471 A HIS 472 n 103 HIS 472 A GLN 473 n 104 GLN 473 A ASN 474 n 105 ASN 474 A TYR 475 n 106 TYR 475 A LYS 476 n 107 LYS 476 A VAL 477 n 108 VAL 477 A SER 478 n 109 SER 478 A GLU 479 n 110 GLU 479 A GLY 480 n 111 GLY 480 A ASN 481 n 112 ASN 481 A HIS 482 n 113 HIS 482 A ASP 483 n 114 ASP 483 A ILE 484 n 115 ILE 484 A ALA 485 n 116 ALA 485 A LEU 486 n 117 LEU 486 A ILE 487 n 118 ILE 487 A LYS 488 n 119 LYS 488 A LEU 489 n 120 LEU 489 A GLN 490 n 121 GLN 490 A ALA 491 n 122 ALA 491 A PRO 492 n 123 PRO 492 A LEU 493 n 124 LEU 493 A ASN 494 n 125 ASN 494 A TYR 495 n 126 TYR 495 A THR 496 n 127 THR 496 A GLU 497 n 128 GLU 497 A PHE 498 n 129 PHE 498 A GLN 499 n 130 GLN 499 A LYS 500 n 131 LYS 500 A PRO 501 n 132 PRO 501 A ILE 502 n 133 ILE 502 A SER 503 n 134 SER 503 A LEU 504 n 135 LEU 504 A PRO 505 n 136 PRO 505 A SER 506 n 137 SER 506 A LYS 507 n 138 LYS 507 A GLY 508 n 139 GLY 508 A n 140 509 A n 141 510 A n 142 511 A n 143 512 A n 144 513 A TYR 514 n 145 TYR 514 A THR 515 n 146 THR 515 A ASN 516 n 147 ASN 516 A CYS 517 n 148 CYS 517 A TRP 518 n 149 TRP 518 A VAL 519 n 150 VAL 519 A THR 520 n 151 THR 520 A GLY 521 n 152 GLY 521 A TRP 522 n 153 TRP 522 A GLY 523 n 154 GLY 523 A PHE 524 n 155 PHE 524 A SER 525 n 156 SER 525 A LYS 526 n 157 LYS 526 A GLU 527 n 158 GLU 527 A LYS 528 n 159 LYS 528 A GLY 529 n 160 GLY 529 A GLU 530 n 161 GLU 530 A ILE 531 n 162 ILE 531 A GLN 532 n 163 GLN 532 A ASN 533 n 164 ASN 533 A ILE 534 n 165 ILE 534 A LEU 535 n 166 LEU 535 A GLN 536 n 167 GLN 536 A LYS 537 n 168 LYS 537 A VAL 538 n 169 VAL 538 A ASN 539 n 170 ASN 539 A ILE 540 n 171 ILE 540 A PRO 541 n 172 PRO 541 A LEU 542 n 173 LEU 542 A VAL 543 n 174 VAL 543 A THR 544 n 175 THR 544 A ASN 545 n 176 ASN 545 A GLU 546 n 177 GLU 546 A GLU 547 n 178 GLU 547 A CYS 548 n 179 CYS 548 A GLN 549 n 180 GLN 549 A LYS 550 n 181 LYS 550 A ARG 551 n 182 ARG 551 A TYR 552 n 183 TYR 552 A GLN 553 n 184 GLN 553 A ASP 554 n 185 ASP 554 A TYR 555 n 186 TYR 555 A LYS 556 n 187 LYS 556 A ILE 557 n 188 ILE 557 A THR 558 n 189 THR 558 A GLN 559 n 190 GLN 559 A ARG 560 n 191 ARG 560 A MET 561 n 192 MET 561 A VAL 562 n 193 VAL 562 A CYS 563 n 194 CYS 563 A ALA 564 n 195 ALA 564 A GLY 565 n 196 GLY 565 A TYR 566 n 197 TYR 566 A LYS 567 n 198 LYS 567 A GLU 568 n 199 GLU 568 A GLY 569 n 200 GLY 569 A GLY 570 n 201 GLY 570 A LYS 571 n 202 LYS 571 A ASP 572 n 203 ASP 572 A ALA 573 n 204 ALA 573 A CYS 574 n 205 CYS 574 A LYS 575 n 206 LYS 575 A GLY 576 n 207 GLY 576 A ASP 577 n 208 ASP 577 A SER 578 n 209 SER 578 A GLY 579 n 210 GLY 579 A GLY 580 n 211 GLY 580 A PRO 581 n 212 PRO 581 A LEU 582 n 213 LEU 582 A VAL 583 n 214 VAL 583 A CYS 584 n 215 CYS 584 A LYS 585 n 216 LYS 585 A HIS 586 n 217 HIS 586 A ASN 587 n 218 ASN 587 A GLY 588 n 219 GLY 588 A MET 589 n 220 MET 589 A TRP 590 n 221 TRP 590 A ARG 591 n 222 ARG 591 A LEU 592 n 223 LEU 592 A VAL 593 n 224 VAL 593 A GLY 594 n 225 GLY 594 A ILE 595 n 226 ILE 595 A THR 596 n 227 THR 596 A SER 597 n 228 SER 597 A TRP 598 n 229 TRP 598 A GLY 599 n 230 GLY 599 A GLU 600 n 231 GLU 600 A GLY 601 n 232 GLY 601 A CYS 602 n 233 CYS 602 A ALA 603 n 234 ALA 603 A ARG 604 n 235 ARG 604 A ARG 605 n 236 ARG 605 A GLU 606 n 237 GLU 606 A GLN 607 n 238 GLN 607 A PRO 608 n 239 PRO 608 A GLY 609 n 240 GLY 609 A VAL 610 n 241 VAL 610 A TYR 611 n 242 TYR 611 A THR 612 n 243 THR 612 A LYS 613 n 244 LYS 613 A VAL 614 n 245 VAL 614 A ALA 615 n 246 ALA 615 A GLU 616 n 247 GLU 616 A TYR 617 n 248 TYR 617 A MET 618 n 249 MET 618 A ASP 619 n 250 ASP 619 A TRP 620 n 251 TRP 620 A ILE 621 n 252 ILE 621 A LEU 622 n 253 LEU 622 A GLU 623 n 254 GLU 623 A LYS 624 n 255 LYS 624 A THR 625 n 256 THR 625 A GLN 626 n 257 GLN 626 A n 258 627 A n 259 628 A n 260 629 A n 261 630 A n 262 631 A n 263 632 A n 264 633 A n 265 634 A n 266 635 A n 267 636 A n 268 637 A n 269 638 A n 270 639 A n 271 640 A n 272 641 A n 273 642 A n 274 643 A n 275 644 A author_and_software_defined_assembly PISA 1 monomeric none 600 8 11240 1.0000000000 0.0000000000 0.0000000000 0.0000000000 1.0000000000 0.0000000000 0.0000000000 0.0000000000 1.0000000000 1_555 x,y,z identity operation 0.0000000000 0.0000000000 0.0000000000 A N THR 395 A N THR 26 A O LYS 537 A O LYS 168 A O VAL 538 A O VAL 169 A N VAL 519 A N VAL 150 A N TRP 518 A N TRP 149 A O VAL 583 A O VAL 214 A N HIS 586 A N HIS 217 A O MET 589 A O MET 220 A N TRP 598 A N TRP 229 A O VAL 610 A O VAL 241 A O TYR 611 A O TYR 242 A N VAL 562 A N VAL 193 A O CYS 563 A O CYS 194 A N VAL 543 A N VAL 174 A O ARG 446 A O ARG 77 A N GLN 409 A N GLN 40 A N LEU 408 A N LEU 39 A O CYS 419 A O CYS 50 A N SER 422 A N SER 53 A O LEU 430 A O LEU 61 A N VAL 429 A N VAL 60 A O ILE 487 A O ILE 118 A O LYS 488 A O LYS 119 A N LYS 467 A N LYS 98 1 A LYS 370 A LYS 1 1 Y 1 A ARG 371 A ARG 2 1 Y 1 A GLU 372 A GLU 3 1 Y 1 A ALA 373 A ALA 4 1 Y 1 A GLU 374 A GLU 5 1 Y 1 A ALA 375 A ALA 6 1 Y 1 A ASN 376 A ASN 7 1 Y 1 A THR 377 A THR 8 1 Y 1 A GLY 378 A GLY 9 1 Y 1 A ASP 379 A ASP 10 1 Y 1 A ASN 380 A ASN 11 1 Y 1 A SER 381 A SER 12 1 Y 1 A VAL 382 A VAL 13 1 Y 1 A SER 383 A SER 14 1 Y 1 A THR 384 A THR 15 1 Y 1 A THR 385 A THR 16 1 Y 1 A LYS 386 A LYS 17 1 Y 1 A THR 387 A THR 18 1 Y 1 A SER 388 A SER 19 1 Y 1 A THR 389 A THR 20 1 Y 1 A ARG 390 A ARG 21 1 Y 1 A ASP 509 A ASP 140 1 Y 1 A THR 510 A THR 141 1 Y 1 A SER 511 A SER 142 1 Y 1 A THR 512 A THR 143 1 Y 1 A ILE 513 A ILE 144 1 Y 1 A SER 627 A SER 258 1 Y 1 A SER 628 A SER 259 1 Y 1 A ASP 629 A ASP 260 1 Y 1 A GLY 630 A GLY 261 1 Y 1 A LYS 631 A LYS 262 1 Y 1 A ALA 632 A ALA 263 1 Y 1 A GLN 633 A GLN 264 1 Y 1 A MET 634 A MET 265 1 Y 1 A GLN 635 A GLN 266 1 Y 1 A SER 636 A SER 267 1 Y 1 A PRO 637 A PRO 268 1 Y 1 A ALA 638 A ALA 269 1 Y 1 A HIS 639 A HIS 270 1 Y 1 A HIS 640 A HIS 271 1 Y 1 A HIS 641 A HIS 272 1 Y 1 A HIS 642 A HIS 273 1 Y 1 A HIS 643 A HIS 274 1 Y 1 A HIS 644 A HIS 275 1 Y 1 A LEU 412 -126.70 -113.68 1 A SER 597 -127.86 -58.63 34.51 -0.57100 0.00000 0.00000 0.28780 0.00000 0.28320 0.2263 0.2063 1.66 47.47 988 20401 4.840 68.9 0.250 1 THROUGHOUT MOLECULAR REPLACEMENT 0.165 0.136 0.134 0.27 1.66 47.47 131 2024 58 0 1835 1.76 14 417 3.36 8.44 1.653 50.137 10MV 20401 0.999 1 12.6 6.5 93.9 1.653 1.833 1.6 1018 0.672 1 refinement autoBUSTER 2.11.7 data reduction autoPROC 1.1.7 data scaling STARANISO 1.1.7 phasing PHASER 2.11.7 18 orthorhombic P 21 21 2 P 2 2ab x,y,z x+1/2,-y+1/2,-z -x+1/2,y+1/2,-z -x,-y,z N N-Alkyl & N-Aryl Aminopyrazole Spirocarbamates: A Two-Pronged Lead Optimization Strategy to Identify Orally Bioavailable Plasma Kallikrein Inhibitors complex with Compound 15 ((3'R)-1'-(5-amino-1-phenyl-1H-pyrazole-4-carbonyl)-6-chloro-5-fluorospiro[[3,1]benzoxazine-4,3'-piperidin]-2(1H)-one) 1 N N 2 N N 3 N N 4 N N 5 N N A ALA 432 A ALA 63 HELX_P A ASP 437 A ASP 68 5 AA1 6 A LEU 441 A LEU 72 HELX_P A ASP 443 A ASP 74 5 AA2 3 A ASN 453 A ASN 84 HELX_P A ILE 457 A ILE 88 5 AA3 5 A THR 544 A THR 175 HELX_P A TYR 552 A TYR 183 1 AA4 9 A TYR 617 A TYR 248 HELX_P A GLN 626 A GLN 257 1 AA5 10 disulf 2.045 A CYS 419 A SG CYS 50 1_555 A CYS 435 A SG CYS 66 1_555 disulf 2.059 A CYS 517 A SG CYS 148 1_555 A CYS 584 A SG CYS 215 1_555 disulf 2.059 A CYS 548 A SG CYS 179 1_555 A CYS 563 A SG CYS 194 1_555 disulf 2.038 A CYS 574 A SG CYS 205 1_555 A CYS 602 A SG CYS 233 1_555 covale 1.433 one N-Glycosylation A ASN 396 A ND2 ASN 27 1_555 A NAG 703 D C1 NAG 1_555 HYDROLASE/INHIBITOR HYDROLASE-INHIBITOR complex KLKB1_HUMAN UNP 1 376 P03952 NTGDNSVCTTKTSTRIVGGTNSSWGEWPWQVSLQVKLTAQRHLCGGSLIGHQWVLTAAHCFDGLPLQDVWRIYSGILNLS DITKDTPFSQIKEIIIHQNYKVSEGNHDIALIKLQAPLNYTEFQKPICLPSKGDTSTIYTNCWVTGWGFSKEKGEIQNIL QKVNIPLVTNEECQKRYQDYKITQRMVCAGYKEGGKDACKGDSGGPLVCKHNGMWRLVGITSWGEGCARREQPGVYTKVA EYMDWILEKTQSSDGKAQMQSPA 376 638 10MV 376 638 P03952 A 1 7 269 1 expression tag LYS 370 10MV A P03952 UNP 1 1 expression tag ARG 371 10MV A P03952 UNP 2 1 expression tag GLU 372 10MV A P03952 UNP 3 1 expression tag ALA 373 10MV A P03952 UNP 4 1 expression tag GLU 374 10MV A P03952 UNP 5 1 expression tag ALA 375 10MV A P03952 UNP 6 1 CYS engineered mutation SER 383 10MV A P03952 UNP 383 14 1 CYS engineered mutation SER 503 10MV A P03952 UNP 503 134 1 expression tag HIS 639 10MV A P03952 UNP 270 1 expression tag HIS 640 10MV A P03952 UNP 271 1 expression tag HIS 641 10MV A P03952 UNP 272 1 expression tag HIS 642 10MV A P03952 UNP 273 1 expression tag HIS 643 10MV A P03952 UNP 274 1 expression tag HIS 644 10MV A P03952 UNP 275 8 6 anti-parallel anti-parallel anti-parallel anti-parallel anti-parallel anti-parallel anti-parallel anti-parallel anti-parallel anti-parallel anti-parallel anti-parallel A THR 395 A THR 26 A ASN 396 A ASN 27 A GLN 536 A GLN 167 A ASN 539 A ASN 170 A CYS 517 A CYS 148 A GLY 521 A GLY 152 A PRO 581 A PRO 212 A HIS 586 A HIS 217 A MET 589 A MET 220 A TRP 598 A TRP 229 A GLY 609 A GLY 240 A LYS 613 A LYS 244 A MET 561 A MET 192 A ALA 564 A ALA 195 A LEU 542 A LEU 173 A VAL 543 A VAL 174 A TRP 445 A TRP 76 A SER 449 A SER 80 A GLN 405 A GLN 36 A LYS 411 A LYS 42 A GLN 415 A GLN 46 A GLY 425 A GLY 56 A TRP 428 A TRP 59 A THR 431 A THR 62 A ALA 485 A ALA 116 A LEU 489 A LEU 120 A ILE 466 A ILE 97 A ILE 471 A ILE 102 18 P 21 21 2 P 2 2ab