1.000000 0.000000 0.000000 0.000000 1.000000 0.000000 0.000000 0.000000 1.000000 0.00000 0.00000 0.00000 Hu, M.X. Zhang, Q. Chen, S. Ge, Q.J. Wang, J.W. Yan, N. Qin, L.J. http://mmcif.pdb.org/dictionaries/ascii/mmcif_pdbx.dic 90.00 90.00 90.00 1.00 1.00 1.00 C3 H7 N O2 89.093 y ALANINE L-peptide linking C6 H12 O6 180.156 beta-D-mannopyranose beta-D-mannose; D-mannose; mannose D-saccharide, beta linking C6 H12 O6 180.156 alpha-D-mannopyranose alpha-D-mannose; D-mannose; mannose D-saccharide, alpha 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 C3 H8 N O6 P 185.072 n PHOSPHOSERINE PHOSPHONOSERINE 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 R C N 15 S C N 16 S C N 17 S C N 18 R C N 19 N C N 20 N O N 21 N O N 22 N O N 23 N O N 24 N O 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 S C N 39 S C N 40 S C N 41 S C N 42 R C N 43 N C N 44 N O N 45 N O N 46 N O N 47 N O N 48 N O 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 H N 59 N H N 60 N H N 61 N H N 62 R C N 63 R C N 64 R C N 65 S C N 66 R C N 67 N C N 68 N C N 69 N C N 70 N N N 71 N O N 72 N O N 73 N O N 74 N O N 75 N O 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 O N 98 N O N 99 N P N 100 N O N 101 N O N 102 N O 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 H N 110 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 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 sing N 28 N sing N 29 N sing N 30 N sing N 31 N sing N 32 N sing N 33 N sing 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 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 sing 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 sing 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 doub 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 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 sing N 101 N doub N 102 N sing N 103 N sing N 104 N doub N 105 N sing N 106 N sing N 107 N sing N 108 N sing To Be Published 0353 Absolute hand determination of glycofibrils from natural sources in cryo-EM 10.2210/pdb21xj/pdb pdb_000021xj 21XJ 8688 3.10 FSC 0.143 CUT-OFF HELICAL REL 2026-01-03 PDBJ 2026-02-18 2026-02-18 TLP-2a, a glycofibril obtained from a Karst cave from Guilin City, Guangxi Zhuang Autonomous Region, China 7 1 PHASE FLIPPING AND AMPLITUDE CORRECTION 1 dropping water from a Karst cave from Guilin City, Guangxi Province, China 0 NATURAL COMPLEX NO 32644 unidentified FILAMENT 1 1 HELICAL 108.79 6.13 C1 50 GATAN K3 (6k x 4k) 300 FIELD EMISSION GUN FLOOD BEAM TFS KRIOS BRIGHT FIELD 1600 1200 1 PARTICLE SELECTION 1 cryoSPARC MODEL REFINEMENT PHENIX IMAGE ACQUISITION 1 1 MASKING 1 1 1 CTF CORRECTION 1 LAYERLINE INDEXING 1 1 1 DIFFRACTION INDEXING 1 1 1 MODEL FITTING 1 1 1 OTHER 1 1 1 INITIAL EULER ASSIGNMENT 1 FINAL EULER ASSIGNMENT 1 CLASSIFICATION 1 RECONSTRUCTION 1 cryoSPARC VOLUME SELECTION 1 1 1 SERIES ALIGNMENT 1 1 1 MOLECULAR REPLACEMENT 1 1 1 LATTICE DISTORTION CORRECTION 1 1 1 SYMMETRY DETERMINATION 1 1 1 CRYSTALLOGRAPHY MERGING 1 1 1 NO NO NO YES ETHANE 21XJ TLP-2a is a macromolecule consisting of a linear chain of (SEP)A dipeptide repeats, surrounded by a polysaccharide coat. We have only built the asymmetric unit of this helical assembly; accordingly, this unit contains a single dipeptide repeat, namely (SEP)A. 327.228 TLP-2a 1 nat polymer 3505.076 beta-D-mannopyranose-(1-2)-beta-D-mannopyranose-(1-3)-[beta-D-mannopyranose-(1-4)]alpha-D-mannopyranose-(1-2)-[beta-D-mannopyranose-(1-4)-beta-D-mannopyranose-(1-2)-[beta-D-mannopyranose-(1-3)]beta-D-mannopyranose-(1-4)][beta-D-mannopyranose-(1-3)]beta-D-mannopyranose-(1-4)-beta-D-mannopyranose-(1-3)-[beta-D-mannopyranose-(1-3)-[2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)]alpha-D-mannopyranose-(1-3)-beta-D-mannopyranose-(1-2)-beta-D-mannopyranose-(1-4)-[beta-D-mannopyranose-(1-2)-[beta-D-mannopyranose-(1-6)]beta-D-mannopyranose-(1-3)]beta-D-mannopyranose-(1-4)]2-acetamido-2-deoxy-beta-D-glucopyranose 1 man branched no yes A(SEP)A ASA A polypeptide(L) n n n sample 1 3 32644 unidentified repository Initial release repository Initial release repository Initial release repository Initial release repository Initial release repository Initial release repository Initial release repository Initial release 1 0 2026-02-18 1 0 2026-02-18 1 0 2026-02-18 1 0 1 2026-02-18 1 0 2 2026-02-18 1 0 2026-02-18 1 0 1 2026-02-18 1 0 2026-02-18 China National Natural Science Foundation of China (NSFC) 32371254, 32171190, 92478205 B NAG 1 n B NAG 1 B BMA 2 n B BMA 2 B BMA 3 n B BMA 3 B MAN 4 n B MAN 4 B BMA 5 n B BMA 5 B BMA 6 n B BMA 6 B BMA 7 n B BMA 7 B BMA 9 n B BMA 8 B BMA 11 n B BMA 9 B BMA 12 n B BMA 10 B BMA 10 n B BMA 11 B BMA 8 n B BMA 12 B BMA 13 n B BMA 13 B BMA 17 n B BMA 14 B BMA 18 n B BMA 15 B MAN 19 n B MAN 16 B BMA 20 n B BMA 17 B NAG 21 n B NAG 18 B BMA 14 n B BMA 19 B BMA 15 n B BMA 20 B BMA 16 n B BMA 21 DManpb b-D-mannopyranose b-D-Manp Man DManpa a-D-mannopyranose a-D-Manp Man DGlcpNAcb N-acetyl-b-D-glucopyranosamine b-D-GlcpNAc GlcNAc humingxu@smart.org.cn 0000-0003-3603-3966 Mingxu Hu principal investigator/group leader TLP-2a, a glycofibril obtained from a Karst cave from Guilin City, Guangxi Zhuang Autonomous Region, China N PDBJ Y PDBC 2026-01-03 REL oligosaccharide DManpb1-2DManpb1-3[DManpb1-4]DManpa1-2[DManpb1-4DManpb1-2[DManpb1-3]DManpb1-4][DManpb1-3]DManpb1-4DManpb1-3[DManpb1-3[DGlcpNAcb1-4]DManpa1-3DManpb1-2DManpb1-4[DManpb1-2[DManpb1-6]DManpb1-3]DManpb1-4]DGlcpNAcb1-ROH 2 GMML 1.0 Glycam Condensed Sequence WURCS=2.0/3,21,20/[a2122h-1b_1-5_2*NCC/3=O][a1122h-1b_1-5][a1122h-1a_1-5]/1-2-2-3-2-2-2-2-2-2-2-2-2-2-2-2-2-2-3-2-1/a3-b1_a4-m1_b4-c1_c2-d1_c3-h1_c4-i1_d3-e1_d4-g1_e2-f1_i2-j1_i3-l1_j4-k1_m3-n1_m4-q1_n2-o1_n6-p1_q2-r1_r3-s1_s3-t1_s4-u1 2 PDB2Glycan 1.1.0 WURCS [][D-1-deoxy-GlcpNAc]{[(3+1)][b-D-Manp]{[(4+1)][b-D-Manp]{[(2+1)][a-D-Manp]{[(3+1)][b-D-Manp]{[(2+1)][b-D-Manp]{}}[(4+1)][b-D-Manp]{}}[(3+1)][b-D-Manp]{}[(4+1)][b-D-Manp]{[(2+1)][b-D-Manp]{[(4+1)][b-D-Manp]{}}[(3+1)][b-D-Manp]{}}}}[(4+1)][b-D-Manp]{[(3+1)][b-D-Manp]{[(2+1)][b-D-Manp]{}[(6+1)][b-D-Manp]{}}[(4+1)][b-D-Manp]{[(2+1)][b-D-Manp]{[(3+1)][a-D-Manp]{[(3+1)][b-D-Manp]{}[(4+1)][b-D-GlcpNAc]{}}}}}} 2 PDB-CARE LINUCS C1 O3 BMA NAG 2 1 2 O1 HO3 sing C1 O4 BMA BMA 3 2 2 O1 HO4 sing C1 O2 MAN BMA 4 3 2 O1 HO2 sing C1 O3 BMA MAN 5 4 2 O1 HO3 sing C1 O2 BMA BMA 6 5 2 O1 HO2 sing C1 O4 BMA MAN 7 4 2 O1 HO4 sing C1 O4 BMA BMA 8 3 2 O1 HO4 sing C1 O2 BMA BMA 9 8 2 O1 HO2 sing C1 O4 BMA BMA 10 9 2 O1 HO4 sing C1 O3 BMA BMA 11 8 2 O1 HO3 sing C1 O3 BMA BMA 12 3 2 O1 HO3 sing C1 O4 BMA NAG 13 1 2 O1 HO4 sing C1 O4 BMA BMA 14 13 2 O1 HO4 sing C1 O2 BMA BMA 15 14 2 O1 HO2 sing C1 O3 MAN BMA 16 15 2 O1 HO3 sing C1 O3 BMA MAN 17 16 2 O1 HO3 sing C1 O4 NAG MAN 18 16 2 O1 HO4 sing C1 O3 BMA BMA 19 13 2 O1 HO3 sing C1 O2 BMA BMA 20 19 2 O1 HO2 sing C1 O6 BMA BMA 21 19 2 O1 HO6 sing n n n n n n n n n n n n n n n n n n n n n N Y A SEP 1 Named protein modification A SEP 2 SER SEP 1 1_555 Phosphorylation n 1 0 A SEP 1 n 2 SEP 1 A ALA 2 n 3 ALA 2 A author_and_software_defined_assembly 30 30-meric not applicable electron microscopy 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 -0.32061 -0.94721 0.0 0.94721 -0.32061 0.0 0.0 0.0 1.0 point symmetry operation 403.30969 66.40594 6.09000 -0.79441 0.60738 0.0 -0.60738 -0.79441 0.0 0.0 0.0 1.0 point symmetry operation 211.10298 427.13442 12.18000 0.83001 0.55775 0.0 -0.55775 0.83001 0.0 0.0 0.0 1.0 point symmetry operation -68.95877 129.42001 18.27000 0.26219 -0.96502 0.0 0.96502 0.26219 0.0 0.0 0.0 1.0 point symmetry operation 302.83081 -40.40626 24.36000 -0.99813 0.06105 0.0 -0.06105 -0.99813 0.0 0.0 0.0 1.0 point symmetry operation 344.49142 366.20516 30.45000 0.37784 0.92587 0.0 -0.92587 0.37784 0.0 0.0 0.0 1.0 point symmetry operation -54.01203 275.30162 36.54000 0.75585 -0.65474 0.0 0.65474 0.75585 0.0 0.0 0.0 1.0 point symmetry operation 159.85813 -73.02009 42.63000 -0.86251 -0.50603 0.0 0.50603 -0.86251 0.0 0.0 0.0 1.0 point symmetry operation 421.22248 241.23639 48.72000 -0.20279 0.97922 0.0 -0.97922 -0.20279 0.0 0.0 0.0 1.0 point symmetry operation 39.75871 388.04868 54.81000 0.99255 -0.12187 0.0 0.12187 0.99255 0.0 0.0 0.0 1.0 point symmetry operation 22.99884 -20.34765 60.90000 -0.43366 -0.90108 0.0 0.90108 -0.43366 0.0 0.0 0.0 1.0 point symmetry operation 415.20947 94.71439 66.99000 -0.71447 0.69966 0.0 -0.69966 -0.71447 0.0 0.0 0.0 1.0 point symmetry operation 180.47369 429.32995 73.08000 0.89180 0.45243 0.0 -0.45243 0.89180 0.0 0.0 0.0 1.0 point symmetry operation -61.21826 99.70372 79.17000 0.14263 -0.98978 0.0 0.98978 0.14263 0.0 0.0 0.0 1.0 point symmetry operation 328.49668 -23.54693 85.26000 -0.98325 0.18224 0.0 -0.18224 -0.98325 0.0 0.0 0.0 1.0 point symmetry operation 320.29329 385.11082 91.35000 0.48786 0.87292 0.0 -0.87292 0.48786 0.0 0.0 0.0 1.0 point symmetry operation -64.16142 246.31950 97.44000 0.67043 -0.74198 0.0 0.74198 0.67043 0.0 0.0 0.0 1.0 point symmetry operation 190.56431 -73.34165 103.53000 -0.91775 -0.39715 0.0 0.39715 -0.91775 0.0 0.0 0.0 1.0 point symmetry operation 411.68226 270.42470 109.62000 -0.08194 0.99664 0.0 -0.99664 -0.08194 0.0 0.0 0.0 1.0 point symmetry operation 15.16995 369.65394 115.71000 0.97030 -0.24192 0.0 0.24192 0.97030 0.0 0.0 0.0 1.0 point symmetry operation 48.30600 -37.74078 121.80000 -0.54024 -0.84151 0.0 0.84151 -0.54024 0.0 0.0 0.0 1.0 point symmetry operation 423.57062 124.26206 127.89000 -0.62388 0.78152 0.0 -0.78152 -0.62388 0.0 0.0 0.0 1.0 point symmetry operation 149.80515 427.77635 133.98000 0.94029 0.34038 0.0 -0.34038 0.94029 0.0 0.0 0.0 1.0 point symmetry operation -49.91394 71.15226 140.07000 0.02094 -0.99978 0.0 0.99978 0.02094 0.0 0.0 0.0 1.0 point symmetry operation 351.91660 -3.68540 146.16000 -0.95372 0.30071 0.0 -0.30071 -0.95372 0.0 0.0 0.0 1.0 point symmetry operation 293.97150 400.92654 152.25000 0.59061 0.80696 0.0 -0.80696 0.59061 0.0 0.0 0.0 1.0 point symmetry operation -70.70313 216.31651 158.34000 0.57501 -0.81815 0.0 0.81815 0.57501 0.0 0.0 0.0 1.0 point symmetry operation 221.08081 -69.91868 164.43000 -0.95931 -0.28234 0.0 0.28234 -0.95931 0.0 0.0 0.0 1.0 point symmetry operation 398.65600 298.23279 170.52000 0.04013 0.99919 0.0 -0.99919 0.04013 0.0 0.0 0.0 1.0 point symmetry operation -6.99377 348.39969 176.61000 1 B O1 NAG 1 B O1 NAG 1 1 N 1 A ALA 0 A ALA 1 1 Y 1 triclinic P 1 P 1 x,y,z N TLP-2a, a glycofibril obtained from a Karst cave from Guilin City, Guangxi Zhuang Autonomous Region, China 1 N N 2 N N covale 1.329 both A SEP 1 A C SEP 2 1_555 A ALA 2 A N ALA 3 1_555 covale 1.405 both B NAG 1 B O3 NAG 1_555 B BMA 2 B C1 BMA 1_555 covale 1.406 both B NAG 1 B O4 NAG 1_555 B BMA 13 B C1 BMA 1_555 covale 1.437 both B BMA 2 B O4 BMA 1_555 B BMA 3 B C1 BMA 1_555 covale 1.478 both B BMA 3 B O2 BMA 1_555 B MAN 4 B C1 MAN 1_555 covale 1.393 both B BMA 3 B O4 BMA 1_555 B BMA 8 B C1 BMA 1_555 covale 1.501 both B BMA 3 B O3 BMA 1_555 B BMA 12 B C1 BMA 1_555 covale 1.407 both B MAN 4 B O3 MAN 1_555 B BMA 5 B C1 BMA 1_555 covale 1.410 both B MAN 4 B O4 MAN 1_555 B BMA 7 B C1 BMA 1_555 covale 1.394 both B BMA 5 B O2 BMA 1_555 B BMA 6 B C1 BMA 1_555 covale 1.408 both B BMA 8 B O2 BMA 1_555 B BMA 9 B C1 BMA 1_555 covale 1.403 both B BMA 8 B O3 BMA 1_555 B BMA 11 B C1 BMA 1_555 covale 1.402 both B BMA 9 B O4 BMA 1_555 B BMA 10 B C1 BMA 1_555 covale 1.399 both B BMA 13 B O4 BMA 1_555 B BMA 14 B C1 BMA 1_555 covale 1.398 both B BMA 13 B O3 BMA 1_555 B BMA 19 B C1 BMA 1_555 covale 1.490 both B BMA 14 B O2 BMA 1_555 B BMA 15 B C1 BMA 1_555 covale 1.373 both B BMA 15 B O3 BMA 1_555 B MAN 16 B C1 MAN 1_555 covale 1.474 both B MAN 16 B O3 MAN 1_555 B BMA 17 B C1 BMA 1_555 covale 1.462 both B MAN 16 B O4 MAN 1_555 B NAG 18 B C1 NAG 1_555 covale 1.406 both B BMA 19 B O2 BMA 1_555 B BMA 20 B C1 BMA 1_555 covale 1.406 both B BMA 19 B O6 BMA 1_555 B BMA 21 B C1 BMA 1_555 PROTEIN FIBRIL Bacteria Pilus, PROTEIN FIBRIL 21XJ PDB 1 1 21XJ 0 2 21XJ 0 2 21XJ A 1 1 3 1 P 1