0.037023 0.000000 0.000000 0.000000 0.037850 0.000000 0.000000 0.000000 0.048972 0.00000 0.00000 0.00000 Kramer, R.Z. Vitagliano, L. Bella, J. Berisio, R. Mazzarella, L. Brodsky, B. Zagari, A. Berman, H.M. http://mmcif.pdb.org/dictionaries/ascii/mmcif_pdbx.dic 8 90.00 90.00 90.00 27.010 26.420 20.420 C2 H5 N O2 75.067 y GLYCINE peptide linking H2 O 18.015 WATER non-polymer C5 H9 N O2 115.130 y PROLINE L-peptide linking UK J.Mol.Biol. JMOBAK 0070 0022-2836 280 623 638 10.1006/jmbi.1998.1881 9677293 X-ray crystallographic determination of a collagen-like peptide with the repeating sequence (Pro-Pro-Gly). 1998 1.000000 0.000000 0.000000 0.000000 1.000000 0.000000 0.000000 0.000000 1.000000 0.00000 0.00000 0.00000 0.00000 0.00000 20.42000 293.0 1 CCD 1994-10 PRINCETON 2K M x-ray 1 0.91 1.0 A1 CHESS 0.91 SYNCHROTRON CHESS BEAMLINE A1 771.859 COLLAGEN-LIKE PEPTIDE 1 man polymer 520.578 COLLAGEN-LIKE PEPTIDE 2 man polymer 18.015 water 40 nat water no no PPGPPGPPG PPGPPGPPG A polypeptide(L) no no PPGPPG PPGPPG B,C polypeptide(L) n n n n n n n n n n n n n n n 1 1.99 38.31 PEPTIDE WAS CRYSTALIZED FROM 7.5 MG/ML PEPTIDE (DISSOLVED IN 5% V/V AQUEOUS ACETIC ACID) AND 0.05 M SODIUM ACETATE. repository Initial release Version format compliance Version format compliance 1 0 1998-05-06 1 1 2008-03-24 1 2 2011-07-13 Y 1998-01-22 REL REL HOH water HYDROGEN BONDS BETWEEN PEPTIDE CHAINS FOLLOW THE RICH AND CRICK MODEL II FOR COLLAGEN. FOR EACH CHAIN, RESIDUE NUMBERING CORRESPONDS TO THE ENTIRE MOLECULE RATHER THAN THE SHORTER ASYMMETRIC UNIT. HOH 101 3 HOH HOH 101 A HOH 102 3 HOH HOH 102 A HOH 103 3 HOH HOH 103 A HOH 104 3 HOH HOH 104 A HOH 105 3 HOH HOH 105 A HOH 106 3 HOH HOH 106 A HOH 107 3 HOH HOH 107 A HOH 108 3 HOH HOH 108 A HOH 109 3 HOH HOH 109 A HOH 201 3 HOH HOH 201 A HOH 202 3 HOH HOH 202 A HOH 203 3 HOH HOH 203 A HOH 204 3 HOH HOH 204 A HOH 205 3 HOH HOH 205 A HOH 206 3 HOH HOH 206 A HOH 209 3 HOH HOH 209 A HOH 241 3 HOH HOH 241 A HOH 244 3 HOH HOH 244 A HOH 111 3 HOH HOH 111 B HOH 112 3 HOH HOH 112 B HOH 113 3 HOH HOH 113 B HOH 115 3 HOH HOH 115 B HOH 116 3 HOH HOH 116 B HOH 212 3 HOH HOH 212 B HOH 215 3 HOH HOH 215 B HOH 217 3 HOH HOH 217 B HOH 218 3 HOH HOH 218 B HOH 220 3 HOH HOH 220 B HOH 243 3 HOH HOH 243 B HOH 121 3 HOH HOH 121 C HOH 122 3 HOH HOH 122 C HOH 123 3 HOH HOH 123 C HOH 124 3 HOH HOH 124 C HOH 125 3 HOH HOH 125 C HOH 126 3 HOH HOH 126 C HOH 208 3 HOH HOH 208 C HOH 210 3 HOH HOH 210 C HOH 213 3 HOH HOH 213 C HOH 219 3 HOH HOH 219 C HOH 242 3 HOH HOH 242 C PRO 1 n 1 PRO 1 A PRO 2 n 2 PRO 2 A GLY 3 n 3 GLY 3 A PRO 4 n 4 PRO 4 A PRO 5 n 5 PRO 5 A GLY 6 n 6 GLY 6 A PRO 7 n 7 PRO 7 A PRO 8 n 8 PRO 8 A GLY 9 n 9 GLY 9 A PRO 31 n 1 PRO 31 B PRO 32 n 2 PRO 32 B GLY 33 n 3 GLY 33 B PRO 34 n 4 PRO 34 B PRO 35 n 5 PRO 35 B GLY 36 n 6 GLY 36 B PRO 61 n 1 PRO 61 C PRO 62 n 2 PRO 62 C GLY 63 n 3 GLY 63 C PRO 64 n 4 PRO 64 C PRO 65 n 5 PRO 65 C GLY 66 n 6 GLY 66 C author_defined_assembly 15 pentadecameric 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 1.0000000000 0.0000000000 0.0000000000 0.0000000000 1.0000000000 0.0000000000 0.0000000000 0.0000000000 1.0000000000 1_556 x,y,z+1 crystal symmetry operation 0.0000000000 0.0000000000 20.4200000000 1.0000000000 0.0000000000 0.0000000000 0.0000000000 1.0000000000 0.0000000000 0.0000000000 0.0000000000 1.0000000000 1_557 x,y,z+2 crystal symmetry operation 0.0000000000 0.0000000000 40.8400000000 1.0000000000 0.0000000000 0.0000000000 0.0000000000 1.0000000000 0.0000000000 0.0000000000 0.0000000000 1.0000000000 1_558 x,y,z+3 crystal symmetry operation 0.0000000000 0.0000000000 61.2600000000 1.0000000000 0.0000000000 0.0000000000 0.0000000000 1.0000000000 0.0000000000 0.0000000000 0.0000000000 1.0000000000 1_559 x,y,z+4 crystal symmetry operation 0.0000000000 0.0000000000 81.6800000000 21.1 DUE TO THE QUASI-INFINITE NATURE OF THE TRIPLE HELIX, DURING REFINEMENT COVALENT BONDS ARE NECESSARY TO JOIN THE MOLECULE WITH ITS SYMMETRY MATES BOTH ABOVE IT AND BELOW IT ALONG THE HELICAL AXIS AND TIGHT REFINEMENT CONSTRAINTS WERE MAINTAINED. THE UNIT CELL AXES WERE CHOSEN TO COINCIDE WITH A PREVIOUS STRUCTURE DETERMINATION (OKUYAMA 1981) OF THIS PEPTIDE. 0.2130000 0.2130000 1.6 8.0 1736 1 RESTRAINED 2.0 1.6 8.0 40 166 0 0 126 0.009 1.8 1.99 1.6 1A3J 1836 0.0490000 1 3.6 86.0 1.6 1.8 60. model building X-PLOR 3.1 refinement X-PLOR 3.1 data reduction DENZO data scaling HKL (SCALEPACK) phasing X-PLOR 3.1 COLLAGEN-LIKE PEPTIDE X-RAY CRYSTALLOGRAPHIC DETERMINATION OF A COLLAGEN-LIKE PEPTIDE WITH THE REPEATING SEQUENCE (PRO-PRO-GLY) 1 N N 2 N N 2 N N 3 N N 3 N N 3 N N THE 21 RESIDUE ASYMMETRIC UNIT CORRESPONDS TO ONE TRIPLE-HELICAL REPEAT AND IS SMALLER THAN THE ENTIRE 90 RESIDUE PEPTIDE DUE TO TRANSLATIONAL DISORDER ALONG THE HELICAL AXIS. THE RESULT IS A POLYMER-LIKE STRUCTURE WITH NO DEFINED ENDS. THE POLYMER STRUCTURE IS FORMED BY CONTINUATION OF THE CHAINS USING THE SYMMETRY-RELATED MOLECULES ALONG THE HELICAL AXIS. THE TVECT RECORD BELOW PRESENTS THE TRANSLATION THAT WILL GENERATE THE POLYMER. NOTE: THEREFORE, CLOSE CONTACTS BETWEEN SYMMETRY-RELATED MOLECULES ARE INTENTIONAL AND NECESSARY. INTERCHAIN HYDROGEN BONDING AT THE END OF CHAINS ALSO UTILIZES SYMMETRY-RELATED MOLECULES. THE ENTIRE 30 RESIDUE LONG PEPTIDE CAN BE GENERATED FROM THE SUBMITTED ASYMMETRIC UNIT BY APPLYING THE FOLLOWING TRANSLATIONS (USING FRACTIONAL COORDINATES): CHAIN A: TRANSLATE RESIDUES 1 - 9 BY (0 0 1), (0 0 2), AND (0 0 3) AND RESIDUES 7 - 9 BY (0 0 4). CHAIN B: TRANSLATE RESIDUES 31 - 36 BY (0 0 1), (0 0 2), AND (0 0 3). CHAIN C: TRANSLATE RESIDUES 61 - 66 BY (0 0 1), (0 0 2), AND (0 0 3) AND RESIDUES 64 - 66 BY (004). THIS WILL RESULT IN A MOLECULE WITH A TOTAL OF 90 RESIDUES, 30 IN EACH CHAIN. covale 1.326 C PRO 61 C N PRO 1 1_555 A GLY 9 A C GLY 9 1_556 covale 1.321 A PRO 1 A N PRO 1 1_555 B GLY 36 B C GLY 6 1_556 covale 1.337 B PRO 31 B N PRO 1 1_555 C GLY 66 C C GLY 6 1_556 EXTRACELLULAR MATRIX COLLAGEN, EXTRACELLULAR MATRIX 1A3J PDB 1 1A3J 1A3J PDB 2 1A3J 1 9 1A3J 1 9 1A3J A 1 1 9 31 36 1A3J 31 36 1A3J B 2 1 6 61 66 1A3J 61 66 1A3J C 2 1 6 19 P 21 21 21