1.000000 0.000000 0.000000 0.000000 1.000000 0.000000 0.000000 0.000000 1.000000 0.00000 0.00000 0.00000 Salveson, I. Anderson, D.E. Bej, A. Ames, J.B. http://mmcif.pdb.org/dictionaries/ascii/mmcif_pdbx.dic 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 Ca 2 40.078 CALCIUM ION non-polymer 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 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 C5 H11 N O2 S 149.211 y METHIONINE L-peptide 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 C9 H11 N O3 181.189 y TYROSINE L-peptide linking C5 H11 N O2 117.146 y VALINE L-peptide linking N 1 N N N 2 S C N 3 N C N 4 N O N 5 N C N 6 N O N 7 N H N 8 N H N 9 N H N 10 N H N 11 N H N 12 N H N 13 N H N 14 N N N 15 S C N 16 N C N 17 N O N 18 N C N 19 N C N 20 N C N 21 N N N 22 N C N 23 N N N 24 N N N 25 N O N 26 N H N 27 N H N 28 N H N 29 N H N 30 N H N 31 N H N 32 N H 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 N N 42 S C N 43 N C N 44 N O N 45 N C N 46 N C N 47 N O N 48 N N N 49 N O N 50 N H N 51 N H N 52 N H N 53 N H N 54 N H N 55 N H N 56 N H N 57 N H N 58 N N N 59 S C N 60 N C N 61 N O N 62 N C N 63 N C N 64 N O N 65 N O N 66 N O N 67 N H N 68 N H N 69 N H N 70 N H N 71 N H N 72 N H N 73 N H N 74 N CA N 75 N N N 76 R C N 77 N C N 78 N O N 79 N C N 80 N S N 81 N O 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 N N 90 S C N 91 N C N 92 N O N 93 N C N 94 N C N 95 N C N 96 N O N 97 N N N 98 N O N 99 N H N 100 N H 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 C N 116 N O N 117 N O N 118 N O 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 H N 126 N H N 127 N H N 128 N N N 129 N C N 130 N C N 131 N O N 132 N O N 133 N H N 134 N H N 135 N H N 136 N H N 137 N H N 138 N N N 139 S C N 140 N C N 141 N O N 142 N C Y 143 N C Y 144 N N Y 145 N C Y 146 N C Y 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 S C N 164 N C N 165 N C N 166 N C N 167 N O N 168 N H 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 H N 179 N H N 180 N H N 181 N N N 182 S C N 183 N C N 184 N O N 185 N C N 186 N C N 187 N C N 188 N C N 189 N O N 190 N H N 191 N H N 192 N H N 193 N H N 194 N H N 195 N H N 196 N H N 197 N H N 198 N H N 199 N H N 200 N H N 201 N H N 202 N H N 203 N N N 204 S C N 205 N C N 206 N O N 207 N C N 208 N C N 209 N C N 210 N C N 211 N N N 212 N O N 213 N H N 214 N H N 215 N H N 216 N H N 217 N H N 218 N H N 219 N H N 220 N H 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 N N 229 S C N 230 N C N 231 N O N 232 N C N 233 N C N 234 N S N 235 N C N 236 N O N 237 N H N 238 N H N 239 N H N 240 N H N 241 N H N 242 N H N 243 N H N 244 N H N 245 N H N 246 N H N 247 N H N 248 N N N 249 S C N 250 N C N 251 N O N 252 N C Y 253 N C Y 254 N C Y 255 N C Y 256 N C Y 257 N C Y 258 N C N 259 N O N 260 N H N 261 N H N 262 N H N 263 N H N 264 N H N 265 N H N 266 N H N 267 N H N 268 N H N 269 N H N 270 N H N 271 N N N 272 S C N 273 N C N 274 N O N 275 N C N 276 N C N 277 N C N 278 N O N 279 N H N 280 N H N 281 N H N 282 N H N 283 N H N 284 N H N 285 N H N 286 N H N 287 N H N 288 N N N 289 S C N 290 N C N 291 N O N 292 N C N 293 N O N 294 N O 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 N N 303 S C N 304 N C N 305 N O N 306 R C N 307 N O N 308 N C N 309 N O N 310 N H N 311 N H N 312 N H N 313 N H N 314 N H N 315 N H N 316 N H N 317 N H N 318 N H N 319 N N N 320 S C N 321 N C N 322 N O N 323 N C Y 324 N C Y 325 N C Y 326 N C Y 327 N C Y 328 N C Y 329 N C N 330 N O N 331 N O N 332 N H N 333 N H N 334 N H N 335 N H N 336 N H N 337 N H N 338 N H N 339 N H N 340 N H N 341 N H N 342 N H N 343 N N N 344 S C N 345 N C N 346 N O N 347 N C N 348 N C N 349 N C N 350 N O N 351 N H N 352 N H N 353 N H N 354 N H N 355 N H N 356 N H N 357 N H N 358 N H N 359 N H N 360 N H N 361 N H N 1 N sing N 2 N sing N 3 N sing N 4 N sing N 5 N sing N 6 N sing N 7 N doub N 8 N sing N 9 N sing N 10 N sing N 11 N sing N 12 N sing N 13 N sing N 14 N sing N 15 N sing N 16 N sing N 17 N sing N 18 N sing N 19 N doub 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 sing N 28 N sing N 29 N sing N 30 N sing N 31 N sing N 32 N sing N 33 N doub N 34 N sing N 35 N sing N 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 doub N 46 N sing N 47 N sing N 48 N sing N 49 N sing N 50 N doub 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 doub N 62 N sing N 63 N sing N 64 N sing N 65 N sing N 66 N doub 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 sing N 75 N sing N 76 N doub 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 sing N 89 N doub 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 doub N 98 N sing N 99 N sing N 100 N sing N 101 N sing N 102 N sing N 103 N sing N 104 N sing N 105 N sing N 106 N sing N 107 N sing N 108 N doub 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 sing N 122 N sing N 123 N sing N 124 N sing N 125 N sing N 126 N doub N 127 N sing N 128 N sing N 129 N sing N 130 N sing N 131 N sing N 132 N sing N 133 N sing N 134 N sing N 135 N doub N 136 N sing N 137 N sing N 138 N sing N 139 N sing Y 140 N sing Y 141 N doub Y 142 N doub N 143 N sing Y 144 N sing N 145 N sing Y 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 sing N 153 N sing N 154 N sing N 155 N sing N 156 N doub 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 sing 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 sing N 172 N sing N 173 N sing N 174 N sing N 175 N sing N 176 N sing N 177 N doub N 178 N sing N 179 N sing N 180 N sing N 181 N sing 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 sing N 191 N sing N 192 N sing N 193 N sing N 194 N sing N 195 N sing N 196 N sing N 197 N sing N 198 N doub N 199 N sing N 200 N sing N 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 sing 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 doub 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 sing 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 doub N 242 N sing N 243 N sing N 244 N sing N 245 N sing Y 246 N doub Y 247 N sing Y 248 N sing N 249 N sing Y 250 N doub N 251 N sing Y 252 N doub N 253 N sing Y 254 N sing N 255 N sing 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 doub 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 doub 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 doub N 295 N sing N 296 N sing 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 sing N 305 N sing N 306 N sing N 307 N sing N 308 N sing N 309 N sing N 310 N doub N 311 N sing N 312 N sing N 313 N sing N 314 N sing Y 315 N doub Y 316 N sing Y 317 N sing N 318 N sing Y 319 N doub N 320 N sing Y 321 N doub N 322 N sing Y 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 doub N 335 N sing N 336 N sing N 337 N sing N 338 N sing 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 US Biochemistry BICHAW 0033 0006-2960 65 1668 1676 10.1021/acs.biochem.6c00032 41859936 Structural Insights into L-Type Voltage-Gated Ca 2+ Channel (Ca V 1.2) Activation by CaBP1. 2026 0000-0003-0934-2595 10.2210/pdb9zz4/pdb pdb_00009zz4 10.13018/BMR51518 17823.076 Calcium-binding protein 1 1 man polymer 2920.431 Voltage-dependent L-type calcium channel subunit alpha-1C IQ Motif (UNP residues 1587-1609) 1 syn polymer 40.078 CALCIUM ION 2 syn non-polymer CaBP1,Calbrain,Caldendrin Calcium channel, L type, alpha-1 polypeptide, isoform 1, cardiac muscle, Voltage-gated calcium channel subunit alpha Cav1.2 no no MDRSLRPEEIEELREAFREFDKDKDGYINCRDLGNCMRTMGYMPTEMELIELSQQINMNLGGHVDFDDFVELMGPKLLAE TADMIGVKELRDAFREFDTNGDGEISTSELREAMRKLLGHQVGHRDIEEIIRDVDLNGDGRVDFEEFVRMMSR MDRSLRPEEIEELREAFREFDKDKDGYINCRDLGNCMRTMGYMPTEMELIELSQQINMNLGGHVDFDDFVELMGPKLLAE TADMIGVKELRDAFREFDTNGDGEISTSELREAMRKLLGHQVGHRDIEEIIRDVDLNGDGRVDFEEFVRMMSR A polypeptide(L) no no GKFYATFLIQEYFRKFKKRKEQG GKFYATFLIQEYFRKFKKRKEQG B 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 human sample 1 153 CABP1 9606 Homo sapiens 562 Escherichia coli Biological sequence citation repository Initial release Database references 1 0 2026-04-08 1 1 2026-05-27 _citation.journal_volume _citation.page_first _citation.page_last United States National Institutes of Health/National Institute of General Medical Sciences (NIH/NIGMS) NIH R01 GM130925 jbames@ucdavis.edu 0000-0003-0934-2595 James Ames B principal investigator/group leader N RCSB Y RCSB 2026-01-06 REL REL CA CA SUBJECT OF INVESTIGATION CA CALCIUM ION 9606 human Homo sapiens sample 1 23 Y N structures with the lowest energy 400 10 isotropic 2 2D 1H-15N HSQC isotropic 2 3D CBCA(CO)NH isotropic 2 3D HNCACB isotropic 1 3D HCCH-TOCSY isotropic 2 3D HBHA(CO)NH isotropic 2 3D HNCO isotropic 1 3D HNCA isotropic 2 2D 1H-13C HSQC aliphatic 0.5 mM [U-100% 15N] 0.75 mM natural abundance 1 mM natural abundance 10 mM [U-100% 2H] 0.6 mM [U-100% 13C; U-100% 15N] 0.9 mM natural abundance 1 mM natural abundance 10 mM [U-100% 2H] 10 mM sample_conditions_1 7.5 pH 1 atm 300 K simulated annealing 1 closest to the average 0.5 mM [U-100% 15N] CaBP1 C-Lobe, 0.75 mM CaV1.2 IQ motif, 1 mM Ca2+, 10 mM [U-100% 2H] Tris, 90% H2O/10% D2O sample_1 90% H2O/10% D2O solution 0.6 mM [U-100% 13C; U-100% 15N] CaBP1 C-Lobe, 0.9 mM CaV1.2 IQ motif, 1 mM Ca2+, 10 mM [U-100% 2H] Tris, 90% H2O/10% D2O sample_2 90% H2O/10% D2O solution Norris processing NMRFx Lee chemical shift assignment NMRFAM-SPARKY Bonvin structure calculation HADDOCK Bonvin refinement HADDOCK Lee peak picking NMRFAM-SPARKY 600 Bruker AVANCE III 800 Bruker AVANCE III CA2 501 3 CA CA 501 A CA2 502 3 CA CA 502 A MET 15 n 1 MET 15 A ASP 16 n 2 ASP 16 A ARG 17 n 3 ARG 17 A SER 18 n 4 SER 18 A LEU 19 n 5 LEU 19 A ARG 20 n 6 ARG 20 A PRO 21 n 7 PRO 21 A GLU 22 n 8 GLU 22 A GLU 23 n 9 GLU 23 A ILE 24 n 10 ILE 24 A GLU 25 n 11 GLU 25 A GLU 26 n 12 GLU 26 A LEU 27 n 13 LEU 27 A ARG 28 n 14 ARG 28 A GLU 29 n 15 GLU 29 A ALA 30 n 16 ALA 30 A PHE 31 n 17 PHE 31 A ARG 32 n 18 ARG 32 A GLU 33 n 19 GLU 33 A PHE 34 n 20 PHE 34 A ASP 35 n 21 ASP 35 A LYS 36 n 22 LYS 36 A ASP 37 n 23 ASP 37 A LYS 38 n 24 LYS 38 A ASP 39 n 25 ASP 39 A GLY 40 n 26 GLY 40 A TYR 41 n 27 TYR 41 A ILE 42 n 28 ILE 42 A ASN 43 n 29 ASN 43 A CYS 44 n 30 CYS 44 A ARG 45 n 31 ARG 45 A ASP 46 n 32 ASP 46 A LEU 47 n 33 LEU 47 A GLY 48 n 34 GLY 48 A ASN 49 n 35 ASN 49 A CYS 50 n 36 CYS 50 A MET 51 n 37 MET 51 A ARG 52 n 38 ARG 52 A THR 53 n 39 THR 53 A MET 54 n 40 MET 54 A GLY 55 n 41 GLY 55 A TYR 56 n 42 TYR 56 A MET 57 n 43 MET 57 A PRO 58 n 44 PRO 58 A THR 59 n 45 THR 59 A GLU 60 n 46 GLU 60 A MET 61 n 47 MET 61 A GLU 62 n 48 GLU 62 A LEU 63 n 49 LEU 63 A ILE 64 n 50 ILE 64 A GLU 65 n 51 GLU 65 A LEU 66 n 52 LEU 66 A SER 67 n 53 SER 67 A GLN 68 n 54 GLN 68 A GLN 69 n 55 GLN 69 A ILE 70 n 56 ILE 70 A ASN 71 n 57 ASN 71 A MET 72 n 58 MET 72 A ASN 73 n 59 ASN 73 A LEU 74 n 60 LEU 74 A GLY 75 n 61 GLY 75 A GLY 76 n 62 GLY 76 A HIS 77 n 63 HIS 77 A VAL 78 n 64 VAL 78 A ASP 79 n 65 ASP 79 A PHE 80 n 66 PHE 80 A ASP 81 n 67 ASP 81 A ASP 82 n 68 ASP 82 A PHE 83 n 69 PHE 83 A VAL 84 n 70 VAL 84 A GLU 85 n 71 GLU 85 A LEU 86 n 72 LEU 86 A MET 87 n 73 MET 87 A GLY 88 n 74 GLY 88 A PRO 89 n 75 PRO 89 A LYS 90 n 76 LYS 90 A LEU 91 n 77 LEU 91 A LEU 92 n 78 LEU 92 A ALA 93 n 79 ALA 93 A GLU 94 n 80 GLU 94 A THR 95 n 81 THR 95 A ALA 96 n 82 ALA 96 A ASP 97 n 83 ASP 97 A MET 98 n 84 MET 98 A ILE 99 n 85 ILE 99 A GLY 100 n 86 GLY 100 A VAL 101 n 87 VAL 101 A LYS 102 n 88 LYS 102 A GLU 103 n 89 GLU 103 A LEU 104 n 90 LEU 104 A ARG 105 n 91 ARG 105 A ASP 106 n 92 ASP 106 A ALA 107 n 93 ALA 107 A PHE 108 n 94 PHE 108 A ARG 109 n 95 ARG 109 A GLU 110 n 96 GLU 110 A PHE 111 n 97 PHE 111 A ASP 112 n 98 ASP 112 A THR 113 n 99 THR 113 A ASN 114 n 100 ASN 114 A GLY 115 n 101 GLY 115 A ASP 116 n 102 ASP 116 A GLY 117 n 103 GLY 117 A GLU 118 n 104 GLU 118 A ILE 119 n 105 ILE 119 A SER 120 n 106 SER 120 A THR 121 n 107 THR 121 A SER 122 n 108 SER 122 A GLU 123 n 109 GLU 123 A LEU 124 n 110 LEU 124 A ARG 125 n 111 ARG 125 A GLU 126 n 112 GLU 126 A ALA 127 n 113 ALA 127 A MET 128 n 114 MET 128 A ARG 129 n 115 ARG 129 A LYS 130 n 116 LYS 130 A LEU 131 n 117 LEU 131 A LEU 132 n 118 LEU 132 A GLY 133 n 119 GLY 133 A HIS 134 n 120 HIS 134 A GLN 135 n 121 GLN 135 A VAL 136 n 122 VAL 136 A GLY 137 n 123 GLY 137 A HIS 138 n 124 HIS 138 A ARG 139 n 125 ARG 139 A ASP 140 n 126 ASP 140 A ILE 141 n 127 ILE 141 A GLU 142 n 128 GLU 142 A GLU 143 n 129 GLU 143 A ILE 144 n 130 ILE 144 A ILE 145 n 131 ILE 145 A ARG 146 n 132 ARG 146 A ASP 147 n 133 ASP 147 A VAL 148 n 134 VAL 148 A ASP 149 n 135 ASP 149 A LEU 150 n 136 LEU 150 A ASN 151 n 137 ASN 151 A GLY 152 n 138 GLY 152 A ASP 153 n 139 ASP 153 A GLY 154 n 140 GLY 154 A ARG 155 n 141 ARG 155 A VAL 156 n 142 VAL 156 A ASP 157 n 143 ASP 157 A PHE 158 n 144 PHE 158 A GLU 159 n 145 GLU 159 A GLU 160 n 146 GLU 160 A PHE 161 n 147 PHE 161 A VAL 162 n 148 VAL 162 A ARG 163 n 149 ARG 163 A MET 164 n 150 MET 164 A MET 165 n 151 MET 165 A SER 166 n 152 SER 166 A ARG 167 n 153 ARG 167 A GLY 1646 n 1 GLY 1646 B LYS 1647 n 2 LYS 1647 B PHE 1648 n 3 PHE 1648 B TYR 1649 n 4 TYR 1649 B ALA 1650 n 5 ALA 1650 B THR 1651 n 6 THR 1651 B PHE 1652 n 7 PHE 1652 B LEU 1653 n 8 LEU 1653 B ILE 1654 n 9 ILE 1654 B GLN 1655 n 10 GLN 1655 B GLU 1656 n 11 GLU 1656 B TYR 1657 n 12 TYR 1657 B PHE 1658 n 13 PHE 1658 B ARG 1659 n 14 ARG 1659 B LYS 1660 n 15 LYS 1660 B PHE 1661 n 16 PHE 1661 B LYS 1662 n 17 LYS 1662 B LYS 1663 n 18 LYS 1663 B ARG 1664 n 19 ARG 1664 B LYS 1665 n 20 LYS 1665 B GLU 1666 n 21 GLU 1666 B GLN 1667 n 22 GLN 1667 B GLY 1668 n 23 GLY 1668 B author_and_software_defined_assembly 2 dimeric not applicable NMR Distance Restraints A ASP 112 A OD1 ASP 98 1_555 A CA 501 C CA CA 1_555 A ASN 114 A OD1 ASN 100 1_555 85.0 A ASP 112 A OD1 ASP 98 1_555 A CA 501 C CA CA 1_555 A ASP 116 A OD1 ASP 102 1_555 82.3 A ASN 114 A OD1 ASN 100 1_555 A CA 501 C CA CA 1_555 A ASP 116 A OD1 ASP 102 1_555 84.9 A ASP 112 A OD1 ASP 98 1_555 A CA 501 C CA CA 1_555 A GLU 118 A O GLU 104 1_555 123.2 A ASN 114 A OD1 ASN 100 1_555 A CA 501 C CA CA 1_555 A GLU 118 A O GLU 104 1_555 143.7 A ASP 116 A OD1 ASP 102 1_555 A CA 501 C CA CA 1_555 A GLU 118 A O GLU 104 1_555 77.8 A ASP 112 A OD1 ASP 98 1_555 A CA 501 C CA CA 1_555 A GLU 123 A OE1 GLU 109 1_555 91.9 A ASN 114 A OD1 ASN 100 1_555 A CA 501 C CA CA 1_555 A GLU 123 A OE1 GLU 109 1_555 76.0 A ASP 116 A OD1 ASP 102 1_555 A CA 501 C CA CA 1_555 A GLU 123 A OE1 GLU 109 1_555 160.4 A GLU 118 A O GLU 104 1_555 A CA 501 C CA CA 1_555 A GLU 123 A OE1 GLU 109 1_555 120.4 A ASP 112 A OD1 ASP 98 1_555 A CA 501 C CA CA 1_555 A GLU 123 A OE2 GLU 109 1_555 145.3 A ASN 114 A OD1 ASN 100 1_555 A CA 501 C CA CA 1_555 A GLU 123 A OE2 GLU 109 1_555 94.5 A ASP 116 A OD1 ASP 102 1_555 A CA 501 C CA CA 1_555 A GLU 123 A OE2 GLU 109 1_555 132.4 A GLU 118 A O GLU 104 1_555 A CA 501 C CA CA 1_555 A GLU 123 A OE2 GLU 109 1_555 75.1 A GLU 123 A OE1 GLU 109 1_555 A CA 501 C CA CA 1_555 A GLU 123 A OE2 GLU 109 1_555 54.8 A ASP 149 A OD1 ASP 135 1_555 A CA 502 D CA CA 1_555 A ASN 151 A OD1 ASN 137 1_555 81.4 A ASP 149 A OD1 ASP 135 1_555 A CA 502 D CA CA 1_555 A ASP 153 A OD1 ASP 139 1_555 94.2 A ASN 151 A OD1 ASN 137 1_555 A CA 502 D CA CA 1_555 A ASP 153 A OD1 ASP 139 1_555 79.5 A ASP 149 A OD1 ASP 135 1_555 A CA 502 D CA CA 1_555 A ARG 155 A O ARG 141 1_555 94.8 A ASN 151 A OD1 ASN 137 1_555 A CA 502 D CA CA 1_555 A ARG 155 A O ARG 141 1_555 156.5 A ASP 153 A OD1 ASP 139 1_555 A CA 502 D CA CA 1_555 A ARG 155 A O ARG 141 1_555 77.7 A ASP 149 A OD1 ASP 135 1_555 A CA 502 D CA CA 1_555 A GLU 160 A OE1 GLU 146 1_555 101.9 A ASN 151 A OD1 ASN 137 1_555 A CA 502 D CA CA 1_555 A GLU 160 A OE1 GLU 146 1_555 124.8 A ASP 153 A OD1 ASP 139 1_555 A CA 502 D CA CA 1_555 A GLU 160 A OE1 GLU 146 1_555 152.4 A ARG 155 A O ARG 141 1_555 A CA 502 D CA CA 1_555 A GLU 160 A OE1 GLU 146 1_555 78.7 A ASP 149 A OD1 ASP 135 1_555 A CA 502 D CA CA 1_555 A GLU 160 A OE2 GLU 146 1_555 66.3 A ASN 151 A OD1 ASN 137 1_555 A CA 502 D CA CA 1_555 A GLU 160 A OE2 GLU 146 1_555 79.9 A ASP 153 A OD1 ASP 139 1_555 A CA 502 D CA CA 1_555 A GLU 160 A OE2 GLU 146 1_555 153.4 A ARG 155 A O ARG 141 1_555 A CA 502 D CA CA 1_555 A GLU 160 A OE2 GLU 146 1_555 120.0 A GLU 160 A OE1 GLU 146 1_555 A CA 502 D CA CA 1_555 A GLU 160 A OE2 GLU 146 1_555 53.8 1.0 0.0 0.0 0.0 1.0 0.0 0.0 0.0 1.0 1_555 x,y,z identity operation 0.0 0.0 0.0 1 A A OE2 HZ3 GLU LYS 126 130 1.55 1 B B OE1 HH21 GLU ARG 1656 1659 1.56 1 A A OD1 HH21 ASP ARG 147 163 1.57 1 A A OE1 HH11 GLU ARG 126 129 1.58 2 A A HZ1 OE1 LYS GLU 102 103 1.52 2 B B HZ3 OE2 LYS GLU 1663 1666 1.52 2 A A OE2 HZ3 GLU LYS 126 130 1.55 2 B B OE1 HH21 GLU ARG 1656 1659 1.56 2 A A OE1 HH12 GLU ARG 142 146 1.56 2 A A OD1 HH21 ASP ARG 147 163 1.58 2 A A OD2 HH21 ASP ARG 106 109 1.58 2 A A OE1 HH11 GLU ARG 126 129 1.59 2 A B OD1 HZ1 ASP LYS 16 1660 1.59 2 A A OD2 HH22 ASP ARG 16 167 1.59 3 B B HZ3 OE2 LYS GLU 1663 1666 1.52 3 A A OE2 HZ3 GLU LYS 126 130 1.53 3 A A OD2 HH12 ASP ARG 16 167 1.53 3 A A OD1 HH21 ASP ARG 147 163 1.56 3 B B OE1 HH21 GLU ARG 1656 1659 1.58 3 A A OE1 HH21 GLU ARG 143 146 1.60 4 B B OE1 HH21 GLU ARG 1656 1659 1.52 4 B B HZ3 OE2 LYS GLU 1663 1666 1.53 4 A A OE2 HZ3 GLU LYS 126 130 1.53 4 A A OE2 HH22 GLU ARG 29 32 1.56 4 A B OD1 HZ2 ASP LYS 140 1662 1.56 4 A A HH22 OE2 ARG GLU 17 23 1.58 4 A A OE1 HE GLU ARG 29 32 1.59 4 A A OD1 HH21 ASP ARG 147 163 1.59 4 B B HZ1 OE1 LYS GLU 1662 1666 1.59 4 A A OD2 HH12 ASP ARG 16 167 1.60 5 A A HZ3 OE1 LYS GLU 102 103 1.48 5 A A OE2 HZ3 GLU LYS 126 130 1.54 5 A A OD2 HH12 ASP ARG 16 167 1.55 5 B B OE1 HH21 GLU ARG 1656 1659 1.56 5 A B OD2 HZ2 ASP LYS 106 1647 1.57 5 A A HH22 OE2 ARG GLU 17 23 1.58 5 A A OE1 HH21 GLU ARG 143 146 1.58 5 A A OE2 HH22 GLU ARG 29 32 1.59 5 B B HZ1 OE2 LYS GLU 1663 1666 1.59 5 A A OE1 HH12 GLU ARG 142 146 1.60 5 A A OE1 HH11 GLU ARG 126 129 1.60 6 A A HH21 OE1 ARG GLU 20 22 1.53 6 A A OE2 HZ3 GLU LYS 126 130 1.53 6 B B OE1 HH21 GLU ARG 1656 1659 1.54 6 A A OE2 HH22 GLU ARG 29 32 1.57 6 A A OE1 HH11 GLU ARG 126 129 1.58 6 A A OD2 HH12 ASP ARG 16 167 1.58 6 B B HZ1 OE2 LYS GLU 1663 1666 1.59 6 A A OE1 HH21 GLU ARG 143 146 1.59 6 A A HH22 OE2 ARG GLU 17 23 1.60 6 A A OD2 HH11 ASP ARG 106 109 1.60 7 B B OE1 HH21 GLU ARG 1656 1659 1.54 7 A A HZ3 OE1 LYS GLU 102 103 1.54 7 A A OE2 HZ3 GLU LYS 126 130 1.54 7 A A HH22 OE2 ARG GLU 17 23 1.57 7 A A OD2 HH12 ASP ARG 16 167 1.57 7 A B OE1 HZ3 GLU LYS 94 1660 1.58 7 A A OE1 HH21 GLU ARG 143 146 1.59 7 A A OD1 HH21 ASP ARG 147 163 1.60 7 A A O HH12 ASP ARG 147 163 1.60 8 A A OE2 HZ3 GLU LYS 126 130 1.54 8 A A OE1 HH12 GLU ARG 142 146 1.55 8 A A OE2 HH22 GLU ARG 29 32 1.57 8 A A OE1 HH21 GLU ARG 143 146 1.58 8 A A OE1 HE GLU ARG 29 32 1.59 8 A A OE1 HH11 GLU ARG 126 129 1.60 9 A A OE2 HZ3 GLU LYS 126 130 1.54 9 B B OE1 HH21 GLU ARG 1656 1659 1.56 9 A A OD1 HH21 ASP ARG 147 163 1.59 9 A A OD2 HH12 ASP ARG 16 167 1.59 9 A A OD1 HH11 ASP ARG 106 109 1.60 10 A A HZ1 OE1 LYS GLU 102 103 1.49 10 B B HZ3 OE2 LYS GLU 1663 1666 1.51 10 A B OE2 HZ2 GLU LYS 110 1647 1.52 10 A A OD2 HH11 ASP ARG 106 109 1.53 10 A A OE2 HZ3 GLU LYS 126 130 1.53 10 B B OE1 HH21 GLU ARG 1656 1659 1.53 10 A B OD1 HZ1 ASP LYS 16 1660 1.55 10 A A OE2 HH22 GLU ARG 29 32 1.57 10 A A OD1 HH21 ASP ARG 147 163 1.58 10 A A HH22 OE2 ARG GLU 17 23 1.58 10 A A OE1 HH11 GLU ARG 126 129 1.60 1 A MET 72 -97.81 -64.65 1 A LEU 92 -81.48 32.97 1 A THR 95 -129.04 -159.14 1 A ASP 147 -131.01 -38.32 2 A MET 72 -97.64 -64.89 2 A LEU 92 -80.26 34.15 2 A THR 95 -101.29 -169.31 3 A MET 72 -97.99 -63.37 3 A LEU 92 -78.44 38.75 4 A MET 72 -97.68 -63.01 4 A LEU 92 -80.60 32.96 5 A MET 72 -97.54 -63.00 5 A LEU 92 -80.56 36.68 5 A MET 165 -95.69 31.68 6 A MET 72 -96.99 -62.29 6 A LEU 92 -79.45 33.10 6 A MET 165 -102.70 49.58 7 A ARG 17 -178.21 -175.50 7 A MET 72 -97.27 -64.27 7 A LEU 92 -79.39 41.69 7 A THR 95 -129.62 -155.30 8 A MET 72 -98.01 -63.84 8 A LEU 92 -80.62 35.60 8 A MET 165 -103.61 62.40 9 A MET 72 -97.69 -64.16 9 A LEU 92 -78.64 46.88 9 A MET 165 -104.69 45.96 10 A MET 72 -97.02 -62.29 10 A LEU 92 -79.68 30.95 10 A THR 95 -115.18 -168.33 N NMR structure of CaBP1 bound to the IQ motif of Cav1.2 1 N N 2 N N 3 N N 3 N N A ARG 20 A ARG 6 HELX_P A ASP 35 A ASP 21 1 AA1 16 A ASN 43 A ASN 29 HELX_P A MET 51 A MET 37 1 AA2 9 A THR 59 A THR 45 HELX_P A MET 72 A MET 58 1 AA3 14 A ASP 79 A ASP 65 HELX_P A LEU 92 A LEU 78 1 AA4 14 A THR 95 A THR 81 HELX_P A GLY 100 A GLY 86 1 AA5 6 A GLY 100 A GLY 86 HELX_P A ASP 112 A ASP 98 1 AA6 13 A SER 120 A SER 106 HELX_P A GLY 133 A GLY 119 1 AA7 14 A GLY 137 A GLY 123 HELX_P A ASP 149 A ASP 135 1 AA8 13 A ASP 157 A ASP 143 HELX_P A MET 165 A MET 151 1 AA9 9 B LYS 1647 B LYS 2 HELX_P B GLN 1667 B GLN 22 1 AB1 21 metalc 2.166 A ASP 112 A OD1 ASP 98 1_555 A CA 501 C CA CA 1_555 metalc 2.256 A ASN 114 A OD1 ASN 100 1_555 A CA 501 C CA CA 1_555 metalc 2.208 A ASP 116 A OD1 ASP 102 1_555 A CA 501 C CA CA 1_555 metalc 2.251 A GLU 118 A O GLU 104 1_555 A CA 501 C CA CA 1_555 metalc 2.313 A GLU 123 A OE1 GLU 109 1_555 A CA 501 C CA CA 1_555 metalc 2.409 A GLU 123 A OE2 GLU 109 1_555 A CA 501 C CA CA 1_555 metalc 2.316 A ASP 149 A OD1 ASP 135 1_555 A CA 502 D CA CA 1_555 metalc 2.368 A ASN 151 A OD1 ASN 137 1_555 A CA 502 D CA CA 1_555 metalc 2.215 A ASP 153 A OD1 ASP 139 1_555 A CA 502 D CA CA 1_555 metalc 2.359 A ARG 155 A O ARG 141 1_555 A CA 502 D CA CA 1_555 metalc 2.345 A GLU 160 A OE1 GLU 146 1_555 A CA 502 D CA CA 1_555 metalc 2.443 A GLU 160 A OE2 GLU 146 1_555 A CA 502 D CA CA 1_555 METAL BINDING PROTEIN METAL BINDING PROTEIN CABP1_HUMAN UNP 1 219 Q9NZU7 DRSLRPEEIEELREAFREFDKDKDGYINCRDLGNCMRTMGYMPTEMELIELSQQINMNLGGHVDFDDFVELMGPKLLAET ADMIGVKELRDAFREFDTNGDGEISTSELREAMRKLLGHQVGHRDIEEIIRDVDLNGDGRVDFEEFVRMMSR CAC1C_HUMAN UNP 2 1587 Q13936 Q13936-17 GKFYATFLIQEYFRKFKKRKEQG 219 370 9ZZ4 16 167 Q9NZU7 A 1 2 153 1587 1609 9ZZ4 1646 1668 Q13936 B 2 1 23 1 initiating methionine MET 15 9ZZ4 A Q9NZU7 UNP 1