0.018797 0.000000 0.000000 0.000000 0.013263 0.000000 0.000000 0.000000 0.007321 0.00000 0.00000 0.00000 Ramasubbu, N. http://mmcif.pdb.org/dictionaries/ascii/mmcif_pdbx.dic 4 90.00 90.00 90.00 53.200 75.400 136.600 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 Cl -1 35.453 CHLORIDE 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 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 C5 H11 N O2 S 149.211 y METHIONINE L-peptide linking C5 H7 N O3 129.114 n PYROGLUTAMIC ACID 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 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 DK Acta Crystallogr.,Sect.D ABCRE6 0766 0907-4449 52 435 446 10.1107/S0907444995014119 15299664 Structure of human salivary alpha-amylase at 1.6 A resolution: implications for its role in the oral cavity. 1996 US Proteins PSFGEY 0867 0887-3585 11 230 Crystallization and Preliminary X-Ray Diffraction Analysis of Human Salivary Alpha-Amylase 1991 US Biochem.Biophys.Res.Commun. BBRCA9 0146 0006-291X 173 1109 Structural Relationship between the Enzymatic and Streptococcal Binding Sites of Human Salivary Alpha-Amylase 1990 1.000000 0.000000 0.000000 0.000000 1.000000 0.000000 0.000000 0.000000 1.000000 0.00000 0.00000 0.00000 1 x-ray 1 1.0 HUMAN SALIVARY AMYLASE 55955.258 AMYLASE 3.2.1.1 1 nat polymer 40.078 CALCIUM ION 1 syn non-polymer 35.453 CHLORIDE ION 1 syn non-polymer 18.015 water 169 nat water no yes (PCA)YSSNTQQGRTSIVHLFEWRWVDIALECERYLAPKGFGGVQVSPPNENVAIHNPFRPWWERYQPVSYKLCTRSGNE DEFRNMVTRCNNVGVRIYVDAVINHMCGNAVSAGTSSTCGSYFNPGSRDFPAVPYSGWDFNDGKCKTGSGDIENYNDATQ VRDCRLSGLLDLALGKDYVRSKIAEYMNHLIDIGVAGFRIDASKHMWPGDIKAILDKLHNLNSNWFPEGSKPFIYQEVID LGGEPIKSSDYFGNGRVTEFKYGAKLGTVIRKWNGEKMSYLKNWGEGWGFMPSDRALVFVDNHDNQRGHGAGGASILTFW DARLYKMAVGFMLAHPYGFTRVMSSYRWPRYFENGKDVNDWVGPPNDNGVTKEVTINPDTTCGNDWVCEHRWRQIRNMVN FRNVVDGQPFTNWYDNGSNQVAFGRGNRGFIVFNNDDWTFSLTLQTGLPAGTYCDVISGDKINGNCTGIKIYVSDDGKAH FSISNSAEDPFIAIHAESKL QYSSNTQQGRTSIVHLFEWRWVDIALECERYLAPKGFGGVQVSPPNENVAIHNPFRPWWERYQPVSYKLCTRSGNEDEFR NMVTRCNNVGVRIYVDAVINHMCGNAVSAGTSSTCGSYFNPGSRDFPAVPYSGWDFNDGKCKTGSGDIENYNDATQVRDC RLSGLLDLALGKDYVRSKIAEYMNHLIDIGVAGFRIDASKHMWPGDIKAILDKLHNLNSNWFPEGSKPFIYQEVIDLGGE PIKSSDYFGNGRVTEFKYGAKLGTVIRKWNGEKMSYLKNWGEGWGFMPSDRALVFVDNHDNQRGHGAGGASILTFWDARL YKMAVGFMLAHPYGFTRVMSSYRWPRYFENGKDVNDWVGPPNDNGVTKEVTINPDTTCGNDWVCEHRWRQIRNMVNFRNV VDGQPFTNWYDNGSNQVAFGRGNRGFIVFNNDDWTFSLTLQTGLPAGTYCDVISGDKINGNCTGIKIYVSDDGKAHFSIS NSAEDPFIAIHAESKL 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 n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n 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 Homo sample 9606 Homo sapiens PAROTID SALIVA 2.45 49.74 entity_poly pdbx_database_status pdbx_struct_mod_residue struct_conn repository Initial release Version format compliance Version format compliance Derived calculations Other Polymer sequence 1 0 1996-07-11 1 1 2008-03-24 1 2 2011-07-13 2 0 2019-12-25 _entity_poly.pdbx_seq_one_letter_code_can _pdbx_database_status.process_site _pdbx_struct_mod_residue.parent_comp_id _struct_conn.pdbx_leaving_atom_flag Y BNL 1996-01-24 REL REL CA CALCIUM ION CL CHLORIDE ION HOH water THIS ENTRY HAS A BLOCKED AMINO TERMINUS REFERRED TO AS PCA - PYRROLIDONE CARBOXYLIC ACID (ALSO KNOWN AS PYROGLUTAMIC ACID). CA 497 2 CA CA 497 A CL 498 3 CL CL 498 A HOH 499 4 HOH HOH 499 A HOH 500 4 HOH HOH 500 A HOH 501 4 HOH HOH 501 A HOH 502 4 HOH HOH 502 A HOH 503 4 HOH HOH 503 A HOH 504 4 HOH HOH 504 A HOH 505 4 HOH HOH 505 A HOH 506 4 HOH HOH 506 A HOH 507 4 HOH HOH 507 A HOH 508 4 HOH HOH 508 A HOH 509 4 HOH HOH 509 A HOH 510 4 HOH HOH 510 A HOH 511 4 HOH HOH 511 A HOH 512 4 HOH HOH 512 A HOH 513 4 HOH HOH 513 A HOH 514 4 HOH HOH 514 A HOH 515 4 HOH HOH 515 A HOH 516 4 HOH HOH 516 A HOH 517 4 HOH HOH 517 A HOH 518 4 HOH HOH 518 A HOH 519 4 HOH HOH 519 A HOH 520 4 HOH HOH 520 A HOH 521 4 HOH HOH 521 A HOH 522 4 HOH HOH 522 A HOH 523 4 HOH HOH 523 A HOH 524 4 HOH HOH 524 A HOH 525 4 HOH HOH 525 A HOH 526 4 HOH HOH 526 A HOH 527 4 HOH HOH 527 A HOH 528 4 HOH HOH 528 A HOH 529 4 HOH HOH 529 A HOH 530 4 HOH HOH 530 A HOH 531 4 HOH HOH 531 A HOH 532 4 HOH HOH 532 A HOH 533 4 HOH HOH 533 A HOH 534 4 HOH HOH 534 A HOH 535 4 HOH HOH 535 A HOH 536 4 HOH HOH 536 A HOH 537 4 HOH HOH 537 A HOH 538 4 HOH HOH 538 A HOH 539 4 HOH HOH 539 A HOH 540 4 HOH HOH 540 A HOH 541 4 HOH HOH 541 A HOH 542 4 HOH HOH 542 A HOH 543 4 HOH HOH 543 A HOH 544 4 HOH HOH 544 A HOH 545 4 HOH HOH 545 A HOH 546 4 HOH HOH 546 A HOH 547 4 HOH HOH 547 A HOH 548 4 HOH HOH 548 A HOH 549 4 HOH HOH 549 A HOH 550 4 HOH HOH 550 A HOH 551 4 HOH HOH 551 A HOH 552 4 HOH HOH 552 A HOH 553 4 HOH HOH 553 A HOH 554 4 HOH HOH 554 A HOH 555 4 HOH HOH 555 A HOH 556 4 HOH HOH 556 A HOH 557 4 HOH HOH 557 A HOH 558 4 HOH HOH 558 A HOH 559 4 HOH HOH 559 A HOH 560 4 HOH HOH 560 A HOH 561 4 HOH HOH 561 A HOH 562 4 HOH HOH 562 A HOH 563 4 HOH HOH 563 A HOH 564 4 HOH HOH 564 A HOH 565 4 HOH HOH 565 A HOH 566 4 HOH HOH 566 A HOH 567 4 HOH HOH 567 A HOH 568 4 HOH HOH 568 A HOH 569 4 HOH HOH 569 A HOH 570 4 HOH HOH 570 A HOH 571 4 HOH HOH 571 A HOH 572 4 HOH HOH 572 A HOH 573 4 HOH HOH 573 A HOH 574 4 HOH HOH 574 A HOH 575 4 HOH HOH 575 A HOH 576 4 HOH HOH 576 A HOH 577 4 HOH HOH 577 A HOH 578 4 HOH HOH 578 A HOH 579 4 HOH HOH 579 A HOH 580 4 HOH HOH 580 A HOH 581 4 HOH HOH 581 A HOH 582 4 HOH HOH 582 A HOH 583 4 HOH HOH 583 A HOH 584 4 HOH HOH 584 A HOH 585 4 HOH HOH 585 A HOH 586 4 HOH HOH 586 A HOH 587 4 HOH HOH 587 A HOH 588 4 HOH HOH 588 A HOH 589 4 HOH HOH 589 A HOH 590 4 HOH HOH 590 A HOH 591 4 HOH HOH 591 A HOH 592 4 HOH HOH 592 A HOH 593 4 HOH HOH 593 A HOH 594 4 HOH HOH 594 A HOH 595 4 HOH HOH 595 A HOH 596 4 HOH HOH 596 A HOH 597 4 HOH HOH 597 A HOH 598 4 HOH HOH 598 A HOH 599 4 HOH HOH 599 A HOH 600 4 HOH HOH 600 A HOH 601 4 HOH HOH 601 A HOH 602 4 HOH HOH 602 A HOH 603 4 HOH HOH 603 A HOH 604 4 HOH HOH 604 A HOH 605 4 HOH HOH 605 A HOH 606 4 HOH HOH 606 A HOH 607 4 HOH HOH 607 A HOH 608 4 HOH HOH 608 A HOH 609 4 HOH HOH 609 A HOH 610 4 HOH HOH 610 A HOH 611 4 HOH HOH 611 A HOH 612 4 HOH HOH 612 A HOH 613 4 HOH HOH 613 A HOH 614 4 HOH HOH 614 A HOH 615 4 HOH HOH 615 A HOH 616 4 HOH HOH 616 A HOH 617 4 HOH HOH 617 A HOH 618 4 HOH HOH 618 A HOH 619 4 HOH HOH 619 A HOH 620 4 HOH HOH 620 A HOH 621 4 HOH HOH 621 A HOH 622 4 HOH HOH 622 A HOH 623 4 HOH HOH 623 A HOH 624 4 HOH HOH 624 A HOH 625 4 HOH HOH 625 A HOH 626 4 HOH HOH 626 A HOH 627 4 HOH HOH 627 A HOH 628 4 HOH HOH 628 A HOH 629 4 HOH HOH 629 A HOH 630 4 HOH HOH 630 A HOH 631 4 HOH HOH 631 A HOH 632 4 HOH HOH 632 A HOH 633 4 HOH HOH 633 A HOH 634 4 HOH HOH 634 A HOH 635 4 HOH HOH 635 A HOH 636 4 HOH HOH 636 A HOH 637 4 HOH HOH 637 A HOH 638 4 HOH HOH 638 A HOH 639 4 HOH HOH 639 A HOH 640 4 HOH HOH 640 A HOH 641 4 HOH HOH 641 A HOH 642 4 HOH HOH 642 A HOH 643 4 HOH HOH 643 A HOH 644 4 HOH HOH 644 A HOH 645 4 HOH HOH 645 A HOH 646 4 HOH HOH 646 A HOH 647 4 HOH HOH 647 A HOH 648 4 HOH HOH 648 A HOH 649 4 HOH HOH 649 A HOH 650 4 HOH HOH 650 A HOH 651 4 HOH HOH 651 A HOH 652 4 HOH HOH 652 A HOH 653 4 HOH HOH 653 A HOH 654 4 HOH HOH 654 A HOH 655 4 HOH HOH 655 A HOH 656 4 HOH HOH 656 A HOH 657 4 HOH HOH 657 A HOH 658 4 HOH HOH 658 A HOH 659 4 HOH HOH 659 A HOH 660 4 HOH HOH 660 A HOH 661 4 HOH HOH 661 A HOH 662 4 HOH HOH 662 A HOH 663 4 HOH HOH 663 A HOH 664 4 HOH HOH 664 A HOH 665 4 HOH HOH 665 A HOH 666 4 HOH HOH 666 A HOH 667 4 HOH HOH 667 A PCA 1 n 1 PCA 1 A TYR 2 n 2 TYR 2 A SER 3 n 3 SER 3 A SER 4 n 4 SER 4 A ASN 5 n 5 ASN 5 A THR 6 n 6 THR 6 A GLN 7 n 7 GLN 7 A GLN 8 n 8 GLN 8 A GLY 9 n 9 GLY 9 A ARG 10 n 10 ARG 10 A THR 11 n 11 THR 11 A SER 12 n 12 SER 12 A ILE 13 n 13 ILE 13 A VAL 14 n 14 VAL 14 A HIS 15 n 15 HIS 15 A LEU 16 n 16 LEU 16 A PHE 17 n 17 PHE 17 A GLU 18 n 18 GLU 18 A TRP 19 n 19 TRP 19 A ARG 20 n 20 ARG 20 A TRP 21 n 21 TRP 21 A VAL 22 n 22 VAL 22 A ASP 23 n 23 ASP 23 A ILE 24 n 24 ILE 24 A ALA 25 n 25 ALA 25 A LEU 26 n 26 LEU 26 A GLU 27 n 27 GLU 27 A CYS 28 n 28 CYS 28 A GLU 29 n 29 GLU 29 A ARG 30 n 30 ARG 30 A TYR 31 n 31 TYR 31 A LEU 32 n 32 LEU 32 A ALA 33 n 33 ALA 33 A PRO 34 n 34 PRO 34 A LYS 35 n 35 LYS 35 A GLY 36 n 36 GLY 36 A PHE 37 n 37 PHE 37 A GLY 38 n 38 GLY 38 A GLY 39 n 39 GLY 39 A VAL 40 n 40 VAL 40 A GLN 41 n 41 GLN 41 A VAL 42 n 42 VAL 42 A SER 43 n 43 SER 43 A PRO 44 n 44 PRO 44 A PRO 45 n 45 PRO 45 A ASN 46 n 46 ASN 46 A GLU 47 n 47 GLU 47 A ASN 48 n 48 ASN 48 A VAL 49 n 49 VAL 49 A ALA 50 n 50 ALA 50 A ILE 51 n 51 ILE 51 A HIS 52 n 52 HIS 52 A ASN 53 n 53 ASN 53 A PRO 54 n 54 PRO 54 A PHE 55 n 55 PHE 55 A ARG 56 n 56 ARG 56 A PRO 57 n 57 PRO 57 A TRP 58 n 58 TRP 58 A TRP 59 n 59 TRP 59 A GLU 60 n 60 GLU 60 A ARG 61 n 61 ARG 61 A TYR 62 n 62 TYR 62 A GLN 63 n 63 GLN 63 A PRO 64 n 64 PRO 64 A VAL 65 n 65 VAL 65 A SER 66 n 66 SER 66 A TYR 67 n 67 TYR 67 A LYS 68 n 68 LYS 68 A LEU 69 n 69 LEU 69 A CYS 70 n 70 CYS 70 A THR 71 n 71 THR 71 A ARG 72 n 72 ARG 72 A SER 73 n 73 SER 73 A GLY 74 n 74 GLY 74 A ASN 75 n 75 ASN 75 A GLU 76 n 76 GLU 76 A ASP 77 n 77 ASP 77 A GLU 78 n 78 GLU 78 A PHE 79 n 79 PHE 79 A ARG 80 n 80 ARG 80 A ASN 81 n 81 ASN 81 A MET 82 n 82 MET 82 A VAL 83 n 83 VAL 83 A THR 84 n 84 THR 84 A ARG 85 n 85 ARG 85 A CYS 86 n 86 CYS 86 A ASN 87 n 87 ASN 87 A ASN 88 n 88 ASN 88 A VAL 89 n 89 VAL 89 A GLY 90 n 90 GLY 90 A VAL 91 n 91 VAL 91 A ARG 92 n 92 ARG 92 A ILE 93 n 93 ILE 93 A TYR 94 n 94 TYR 94 A VAL 95 n 95 VAL 95 A ASP 96 n 96 ASP 96 A ALA 97 n 97 ALA 97 A VAL 98 n 98 VAL 98 A ILE 99 n 99 ILE 99 A ASN 100 n 100 ASN 100 A HIS 101 n 101 HIS 101 A MET 102 n 102 MET 102 A CYS 103 n 103 CYS 103 A GLY 104 n 104 GLY 104 A ASN 105 n 105 ASN 105 A ALA 106 n 106 ALA 106 A VAL 107 n 107 VAL 107 A SER 108 n 108 SER 108 A ALA 109 n 109 ALA 109 A GLY 110 n 110 GLY 110 A THR 111 n 111 THR 111 A SER 112 n 112 SER 112 A SER 113 n 113 SER 113 A THR 114 n 114 THR 114 A CYS 115 n 115 CYS 115 A GLY 116 n 116 GLY 116 A SER 117 n 117 SER 117 A TYR 118 n 118 TYR 118 A PHE 119 n 119 PHE 119 A ASN 120 n 120 ASN 120 A PRO 121 n 121 PRO 121 A GLY 122 n 122 GLY 122 A SER 123 n 123 SER 123 A ARG 124 n 124 ARG 124 A ASP 125 n 125 ASP 125 A PHE 126 n 126 PHE 126 A PRO 127 n 127 PRO 127 A ALA 128 n 128 ALA 128 A VAL 129 n 129 VAL 129 A PRO 130 n 130 PRO 130 A TYR 131 n 131 TYR 131 A SER 132 n 132 SER 132 A GLY 133 n 133 GLY 133 A TRP 134 n 134 TRP 134 A ASP 135 n 135 ASP 135 A PHE 136 n 136 PHE 136 A ASN 137 n 137 ASN 137 A ASP 138 n 138 ASP 138 A GLY 139 n 139 GLY 139 A LYS 140 n 140 LYS 140 A CYS 141 n 141 CYS 141 A LYS 142 n 142 LYS 142 A THR 143 n 143 THR 143 A GLY 144 n 144 GLY 144 A SER 145 n 145 SER 145 A GLY 146 n 146 GLY 146 A ASP 147 n 147 ASP 147 A ILE 148 n 148 ILE 148 A GLU 149 n 149 GLU 149 A ASN 150 n 150 ASN 150 A TYR 151 n 151 TYR 151 A ASN 152 n 152 ASN 152 A ASP 153 n 153 ASP 153 A ALA 154 n 154 ALA 154 A THR 155 n 155 THR 155 A GLN 156 n 156 GLN 156 A VAL 157 n 157 VAL 157 A ARG 158 n 158 ARG 158 A ASP 159 n 159 ASP 159 A CYS 160 n 160 CYS 160 A ARG 161 n 161 ARG 161 A LEU 162 n 162 LEU 162 A SER 163 n 163 SER 163 A GLY 164 n 164 GLY 164 A LEU 165 n 165 LEU 165 A LEU 166 n 166 LEU 166 A ASP 167 n 167 ASP 167 A LEU 168 n 168 LEU 168 A ALA 169 n 169 ALA 169 A LEU 170 n 170 LEU 170 A GLY 171 n 171 GLY 171 A LYS 172 n 172 LYS 172 A ASP 173 n 173 ASP 173 A TYR 174 n 174 TYR 174 A VAL 175 n 175 VAL 175 A ARG 176 n 176 ARG 176 A SER 177 n 177 SER 177 A LYS 178 n 178 LYS 178 A ILE 179 n 179 ILE 179 A ALA 180 n 180 ALA 180 A GLU 181 n 181 GLU 181 A TYR 182 n 182 TYR 182 A MET 183 n 183 MET 183 A ASN 184 n 184 ASN 184 A HIS 185 n 185 HIS 185 A LEU 186 n 186 LEU 186 A ILE 187 n 187 ILE 187 A ASP 188 n 188 ASP 188 A ILE 189 n 189 ILE 189 A GLY 190 n 190 GLY 190 A VAL 191 n 191 VAL 191 A ALA 192 n 192 ALA 192 A GLY 193 n 193 GLY 193 A PHE 194 n 194 PHE 194 A ARG 195 n 195 ARG 195 A ILE 196 n 196 ILE 196 A ASP 197 n 197 ASP 197 A ALA 198 n 198 ALA 198 A SER 199 n 199 SER 199 A LYS 200 n 200 LYS 200 A HIS 201 n 201 HIS 201 A MET 202 n 202 MET 202 A TRP 203 n 203 TRP 203 A PRO 204 n 204 PRO 204 A GLY 205 n 205 GLY 205 A ASP 206 n 206 ASP 206 A ILE 207 n 207 ILE 207 A LYS 208 n 208 LYS 208 A ALA 209 n 209 ALA 209 A ILE 210 n 210 ILE 210 A LEU 211 n 211 LEU 211 A ASP 212 n 212 ASP 212 A LYS 213 n 213 LYS 213 A LEU 214 n 214 LEU 214 A HIS 215 n 215 HIS 215 A ASN 216 n 216 ASN 216 A LEU 217 n 217 LEU 217 A ASN 218 n 218 ASN 218 A SER 219 n 219 SER 219 A ASN 220 n 220 ASN 220 A TRP 221 n 221 TRP 221 A PHE 222 n 222 PHE 222 A PRO 223 n 223 PRO 223 A GLU 224 n 224 GLU 224 A GLY 225 n 225 GLY 225 A SER 226 n 226 SER 226 A LYS 227 n 227 LYS 227 A PRO 228 n 228 PRO 228 A PHE 229 n 229 PHE 229 A ILE 230 n 230 ILE 230 A TYR 231 n 231 TYR 231 A GLN 232 n 232 GLN 232 A GLU 233 n 233 GLU 233 A VAL 234 n 234 VAL 234 A ILE 235 n 235 ILE 235 A ASP 236 n 236 ASP 236 A LEU 237 n 237 LEU 237 A GLY 238 n 238 GLY 238 A GLY 239 n 239 GLY 239 A GLU 240 n 240 GLU 240 A PRO 241 n 241 PRO 241 A ILE 242 n 242 ILE 242 A LYS 243 n 243 LYS 243 A SER 244 n 244 SER 244 A SER 245 n 245 SER 245 A ASP 246 n 246 ASP 246 A TYR 247 n 247 TYR 247 A PHE 248 n 248 PHE 248 A GLY 249 n 249 GLY 249 A ASN 250 n 250 ASN 250 A GLY 251 n 251 GLY 251 A ARG 252 n 252 ARG 252 A VAL 253 n 253 VAL 253 A THR 254 n 254 THR 254 A GLU 255 n 255 GLU 255 A PHE 256 n 256 PHE 256 A LYS 257 n 257 LYS 257 A TYR 258 n 258 TYR 258 A GLY 259 n 259 GLY 259 A ALA 260 n 260 ALA 260 A LYS 261 n 261 LYS 261 A LEU 262 n 262 LEU 262 A GLY 263 n 263 GLY 263 A THR 264 n 264 THR 264 A VAL 265 n 265 VAL 265 A ILE 266 n 266 ILE 266 A ARG 267 n 267 ARG 267 A LYS 268 n 268 LYS 268 A TRP 269 n 269 TRP 269 A ASN 270 n 270 ASN 270 A GLY 271 n 271 GLY 271 A GLU 272 n 272 GLU 272 A LYS 273 n 273 LYS 273 A MET 274 n 274 MET 274 A SER 275 n 275 SER 275 A TYR 276 n 276 TYR 276 A LEU 277 n 277 LEU 277 A LYS 278 n 278 LYS 278 A ASN 279 n 279 ASN 279 A TRP 280 n 280 TRP 280 A GLY 281 n 281 GLY 281 A GLU 282 n 282 GLU 282 A GLY 283 n 283 GLY 283 A TRP 284 n 284 TRP 284 A GLY 285 n 285 GLY 285 A PHE 286 n 286 PHE 286 A MET 287 n 287 MET 287 A PRO 288 n 288 PRO 288 A SER 289 n 289 SER 289 A ASP 290 n 290 ASP 290 A ARG 291 n 291 ARG 291 A ALA 292 n 292 ALA 292 A LEU 293 n 293 LEU 293 A VAL 294 n 294 VAL 294 A PHE 295 n 295 PHE 295 A VAL 296 n 296 VAL 296 A ASP 297 n 297 ASP 297 A ASN 298 n 298 ASN 298 A HIS 299 n 299 HIS 299 A ASP 300 n 300 ASP 300 A ASN 301 n 301 ASN 301 A GLN 302 n 302 GLN 302 A ARG 303 n 303 ARG 303 A GLY 304 n 304 GLY 304 A HIS 305 n 305 HIS 305 A GLY 306 n 306 GLY 306 A ALA 307 n 307 ALA 307 A GLY 308 n 308 GLY 308 A GLY 309 n 309 GLY 309 A ALA 310 n 310 ALA 310 A SER 311 n 311 SER 311 A ILE 312 n 312 ILE 312 A LEU 313 n 313 LEU 313 A THR 314 n 314 THR 314 A PHE 315 n 315 PHE 315 A TRP 316 n 316 TRP 316 A ASP 317 n 317 ASP 317 A ALA 318 n 318 ALA 318 A ARG 319 n 319 ARG 319 A LEU 320 n 320 LEU 320 A TYR 321 n 321 TYR 321 A LYS 322 n 322 LYS 322 A MET 323 n 323 MET 323 A ALA 324 n 324 ALA 324 A VAL 325 n 325 VAL 325 A GLY 326 n 326 GLY 326 A PHE 327 n 327 PHE 327 A MET 328 n 328 MET 328 A LEU 329 n 329 LEU 329 A ALA 330 n 330 ALA 330 A HIS 331 n 331 HIS 331 A PRO 332 n 332 PRO 332 A TYR 333 n 333 TYR 333 A GLY 334 n 334 GLY 334 A PHE 335 n 335 PHE 335 A THR 336 n 336 THR 336 A ARG 337 n 337 ARG 337 A VAL 338 n 338 VAL 338 A MET 339 n 339 MET 339 A SER 340 n 340 SER 340 A SER 341 n 341 SER 341 A TYR 342 n 342 TYR 342 A ARG 343 n 343 ARG 343 A TRP 344 n 344 TRP 344 A PRO 345 n 345 PRO 345 A ARG 346 n 346 ARG 346 A TYR 347 n 347 TYR 347 A PHE 348 n 348 PHE 348 A GLU 349 n 349 GLU 349 A ASN 350 n 350 ASN 350 A GLY 351 n 351 GLY 351 A LYS 352 n 352 LYS 352 A ASP 353 n 353 ASP 353 A VAL 354 n 354 VAL 354 A ASN 355 n 355 ASN 355 A ASP 356 n 356 ASP 356 A TRP 357 n 357 TRP 357 A VAL 358 n 358 VAL 358 A GLY 359 n 359 GLY 359 A PRO 360 n 360 PRO 360 A PRO 361 n 361 PRO 361 A ASN 362 n 362 ASN 362 A ASP 363 n 363 ASP 363 A ASN 364 n 364 ASN 364 A GLY 365 n 365 GLY 365 A VAL 366 n 366 VAL 366 A THR 367 n 367 THR 367 A LYS 368 n 368 LYS 368 A GLU 369 n 369 GLU 369 A VAL 370 n 370 VAL 370 A THR 371 n 371 THR 371 A ILE 372 n 372 ILE 372 A ASN 373 n 373 ASN 373 A PRO 374 n 374 PRO 374 A ASP 375 n 375 ASP 375 A THR 376 n 376 THR 376 A THR 377 n 377 THR 377 A CYS 378 n 378 CYS 378 A GLY 379 n 379 GLY 379 A ASN 380 n 380 ASN 380 A ASP 381 n 381 ASP 381 A TRP 382 n 382 TRP 382 A VAL 383 n 383 VAL 383 A CYS 384 n 384 CYS 384 A GLU 385 n 385 GLU 385 A HIS 386 n 386 HIS 386 A ARG 387 n 387 ARG 387 A TRP 388 n 388 TRP 388 A ARG 389 n 389 ARG 389 A GLN 390 n 390 GLN 390 A ILE 391 n 391 ILE 391 A ARG 392 n 392 ARG 392 A ASN 393 n 393 ASN 393 A MET 394 n 394 MET 394 A VAL 395 n 395 VAL 395 A ASN 396 n 396 ASN 396 A PHE 397 n 397 PHE 397 A ARG 398 n 398 ARG 398 A ASN 399 n 399 ASN 399 A VAL 400 n 400 VAL 400 A VAL 401 n 401 VAL 401 A ASP 402 n 402 ASP 402 A GLY 403 n 403 GLY 403 A GLN 404 n 404 GLN 404 A PRO 405 n 405 PRO 405 A PHE 406 n 406 PHE 406 A THR 407 n 407 THR 407 A ASN 408 n 408 ASN 408 A TRP 409 n 409 TRP 409 A TYR 410 n 410 TYR 410 A ASP 411 n 411 ASP 411 A ASN 412 n 412 ASN 412 A GLY 413 n 413 GLY 413 A SER 414 n 414 SER 414 A ASN 415 n 415 ASN 415 A GLN 416 n 416 GLN 416 A VAL 417 n 417 VAL 417 A ALA 418 n 418 ALA 418 A PHE 419 n 419 PHE 419 A GLY 420 n 420 GLY 420 A ARG 421 n 421 ARG 421 A GLY 422 n 422 GLY 422 A ASN 423 n 423 ASN 423 A ARG 424 n 424 ARG 424 A GLY 425 n 425 GLY 425 A PHE 426 n 426 PHE 426 A ILE 427 n 427 ILE 427 A VAL 428 n 428 VAL 428 A PHE 429 n 429 PHE 429 A ASN 430 n 430 ASN 430 A ASN 431 n 431 ASN 431 A ASP 432 n 432 ASP 432 A ASP 433 n 433 ASP 433 A TRP 434 n 434 TRP 434 A THR 435 n 435 THR 435 A PHE 436 n 436 PHE 436 A SER 437 n 437 SER 437 A LEU 438 n 438 LEU 438 A THR 439 n 439 THR 439 A LEU 440 n 440 LEU 440 A GLN 441 n 441 GLN 441 A THR 442 n 442 THR 442 A GLY 443 n 443 GLY 443 A LEU 444 n 444 LEU 444 A PRO 445 n 445 PRO 445 A ALA 446 n 446 ALA 446 A GLY 447 n 447 GLY 447 A THR 448 n 448 THR 448 A TYR 449 n 449 TYR 449 A CYS 450 n 450 CYS 450 A ASP 451 n 451 ASP 451 A VAL 452 n 452 VAL 452 A ILE 453 n 453 ILE 453 A SER 454 n 454 SER 454 A GLY 455 n 455 GLY 455 A ASP 456 n 456 ASP 456 A LYS 457 n 457 LYS 457 A ILE 458 n 458 ILE 458 A ASN 459 n 459 ASN 459 A GLY 460 n 460 GLY 460 A ASN 461 n 461 ASN 461 A CYS 462 n 462 CYS 462 A THR 463 n 463 THR 463 A GLY 464 n 464 GLY 464 A ILE 465 n 465 ILE 465 A LYS 466 n 466 LYS 466 A ILE 467 n 467 ILE 467 A TYR 468 n 468 TYR 468 A VAL 469 n 469 VAL 469 A SER 470 n 470 SER 470 A ASP 471 n 471 ASP 471 A ASP 472 n 472 ASP 472 A GLY 473 n 473 GLY 473 A LYS 474 n 474 LYS 474 A ALA 475 n 475 ALA 475 A HIS 476 n 476 HIS 476 A PHE 477 n 477 PHE 477 A SER 478 n 478 SER 478 A ILE 479 n 479 ILE 479 A SER 480 n 480 SER 480 A ASN 481 n 481 ASN 481 A SER 482 n 482 SER 482 A ALA 483 n 483 ALA 483 A GLU 484 n 484 GLU 484 A ASP 485 n 485 ASP 485 A PRO 486 n 486 PRO 486 A PHE 487 n 487 PHE 487 A ILE 488 n 488 ILE 488 A ALA 489 n 489 ALA 489 A ILE 490 n 490 ILE 490 A HIS 491 n 491 HIS 491 A ALA 492 n 492 ALA 492 A GLU 493 n 493 GLU 493 A SER 494 n 494 SER 494 A LYS 495 n 495 LYS 495 A LEU 496 n 496 LEU 496 A author_defined_assembly 1 monomeric A ASN 100 A OD1 ASN 100 1_555 A CA 497 B CA CA 1_555 A HOH 535 D O HOH 1_555 102.6 A ASN 100 A OD1 ASN 100 1_555 A CA 497 B CA CA 1_555 A ASP 167 A OD1 ASP 167 1_555 79.1 A HOH 535 D O HOH 1_555 A CA 497 B CA CA 1_555 A ASP 167 A OD1 ASP 167 1_555 70.5 A ASN 100 A OD1 ASN 100 1_555 A CA 497 B CA CA 1_555 A ASP 167 A OD2 ASP 167 1_555 125.9 A HOH 535 D O HOH 1_555 A CA 497 B CA CA 1_555 A ASP 167 A OD2 ASP 167 1_555 85.0 A ASP 167 A OD1 ASP 167 1_555 A CA 497 B CA CA 1_555 A ASP 167 A OD2 ASP 167 1_555 52.8 A ASN 100 A OD1 ASN 100 1_555 A CA 497 B CA CA 1_555 A HOH 517 D O HOH 1_555 70.7 A HOH 535 D O HOH 1_555 A CA 497 B CA CA 1_555 A HOH 517 D O HOH 1_555 151.0 A ASP 167 A OD1 ASP 167 1_555 A CA 497 B CA CA 1_555 A HOH 517 D O HOH 1_555 80.5 A ASP 167 A OD2 ASP 167 1_555 A CA 497 B CA CA 1_555 A HOH 517 D O HOH 1_555 77.6 A ASN 100 A OD1 ASN 100 1_555 A CA 497 B CA CA 1_555 A ARG 158 A O ARG 158 1_555 159.2 A HOH 535 D O HOH 1_555 A CA 497 B CA CA 1_555 A ARG 158 A O ARG 158 1_555 78.6 A ASP 167 A OD1 ASP 167 1_555 A CA 497 B CA CA 1_555 A ARG 158 A O ARG 158 1_555 120.0 A ASP 167 A OD2 ASP 167 1_555 A CA 497 B CA CA 1_555 A ARG 158 A O ARG 158 1_555 74.9 A HOH 517 D O HOH 1_555 A CA 497 B CA CA 1_555 A ARG 158 A O ARG 158 1_555 117.9 A ASN 100 A OD1 ASN 100 1_555 A CA 497 B CA CA 1_555 A HIS 201 A O HIS 201 1_555 78.2 A HOH 535 D O HOH 1_555 A CA 497 B CA CA 1_555 A HIS 201 A O HIS 201 1_555 83.4 A ASP 167 A OD1 ASP 167 1_555 A CA 497 B CA CA 1_555 A HIS 201 A O HIS 201 1_555 140.4 A ASP 167 A OD2 ASP 167 1_555 A CA 497 B CA CA 1_555 A HIS 201 A O HIS 201 1_555 155.2 A HOH 517 D O HOH 1_555 A CA 497 B CA CA 1_555 A HIS 201 A O HIS 201 1_555 120.9 A ARG 158 A O ARG 158 1_555 A CA 497 B CA CA 1_555 A HIS 201 A O HIS 201 1_555 81.4 A ASN 100 A OD1 ASN 100 1_555 A CA 497 B CA CA 1_555 A HOH 553 D O HOH 1_555 104.6 A HOH 535 D O HOH 1_555 A CA 497 B CA CA 1_555 A HOH 553 D O HOH 1_555 145.8 A ASP 167 A OD1 ASP 167 1_555 A CA 497 B CA CA 1_555 A HOH 553 D O HOH 1_555 135.1 A ASP 167 A OD2 ASP 167 1_555 A CA 497 B CA CA 1_555 A HOH 553 D O HOH 1_555 95.5 A HOH 517 D O HOH 1_555 A CA 497 B CA CA 1_555 A HOH 553 D O HOH 1_555 60.0 A ARG 158 A O ARG 158 1_555 A CA 497 B CA CA 1_555 A HOH 553 D O HOH 1_555 68.7 A HIS 201 A O HIS 201 1_555 A CA 497 B CA CA 1_555 A HOH 553 D O HOH 1_555 82.3 A PCA 1 PYROGLUTAMIC ACID A PCA 1 GLN 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 O THR 336 A O THR 336 A N ILE 13 A N ILE 13 A O VAL 14 A O VAL 14 A N GLY 39 A N GLY 39 A O VAL 40 A O VAL 40 A N ARG 92 A N ARG 92 A O VAL 95 A O VAL 95 A N GLY 193 A N GLY 193 A O PHE 194 A O PHE 194 A N PHE 229 A N PHE 229 A N GLN 232 A N GLN 232 A O ARG 252 A O ARG 252 A O VAL 253 A O VAL 253 A N LEU 293 A N LEU 293 A N MET 102 A N MET 102 A O LEU 166 A O LEU 166 A N TYR 410 A N TYR 410 A O ALA 418 A O ALA 418 A O VAL 417 A O VAL 417 A N PHE 429 A N PHE 429 A O PHE 426 A O PHE 426 A N ILE 490 A N ILE 490 A O PHE 436 A O PHE 436 A N ILE 479 A N ILE 479 A O GLY 447 A O GLY 447 A N VAL 469 A N VAL 469 1 3.26 0.50 120.30 123.56 A A A NE CZ NH1 ARG ARG ARG 56 56 56 N 1 6.69 1.10 114.20 120.89 A A A CA CB SG CYS CYS CYS 70 70 70 N 1 -6.24 0.90 118.30 112.06 A A A CB CG OD2 ASP ASP ASP 125 125 125 N 1 5.75 0.90 118.30 124.05 A A A CB CG OD1 ASP ASP ASP 147 147 147 N 1 4.16 0.50 120.30 124.46 A A A NE CZ NH1 ARG ARG ARG 161 161 161 N 1 -6.07 0.50 120.30 114.23 A A A NE CZ NH2 ARG ARG ARG 161 161 161 N 1 4.52 0.50 120.30 124.82 A A A NE CZ NH1 ARG ARG ARG 195 195 195 N 1 5.25 0.50 120.30 125.55 A A A NE CZ NH1 ARG ARG ARG 291 291 291 N 1 -4.24 0.50 120.30 116.06 A A A NE CZ NH2 ARG ARG ARG 291 291 291 N 1 3.80 0.50 120.30 124.10 A A A NE CZ NH1 ARG ARG ARG 319 319 319 N 1 9.02 1.40 123.60 132.62 A A A CD NE CZ ARG ARG ARG 343 343 343 N 1 4.51 0.50 120.30 124.81 A A A NE CZ NH1 ARG ARG ARG 343 343 343 N 1 3.92 0.50 120.30 124.22 A A A NE CZ NH1 ARG ARG ARG 387 387 387 N 1 4.42 0.50 120.30 124.72 A A A NE CZ NH1 ARG ARG ARG 392 392 392 N 1 -3.66 0.50 120.30 116.64 A A A NE CZ NH2 ARG ARG ARG 392 392 392 N 1 4.05 0.50 120.30 124.35 A A A NE CZ NH1 ARG ARG ARG 421 421 421 N 1 -3.21 0.50 120.30 117.09 A A A NE CZ NH2 ARG ARG ARG 421 421 421 N 1 3.26 0.50 120.30 123.56 A A A NE CZ NH1 ARG ARG ARG 424 424 424 N 1 A TYR 31 -143.67 -55.05 1 A MET 102 -113.69 -144.95 1 A SER 219 -68.42 2.58 1 A HIS 305 -103.24 -99.19 1 A ASP 317 -100.46 40.78 1 A ALA 318 -28.70 -58.45 1 A GLU 349 -101.57 61.68 1 A ASN 350 44.99 105.92 1 A SER 414 -131.10 -107.69 1 A ASN 459 23.31 103.58 1 A PRO 486 -79.41 44.71 0.184 1.6 6.0 58664 93.4 1 1.6 6.0 169 4117 2 0 3946 0.01 1.4 model building X-PLOR refinement X-PLOR phasing X-PLOR AMYLASE HUMAN SALIVARY AMYLASE 1 N N 2 N N 3 N N 4 N N A TRP 21 A TRP 21 HELX_P A ARG 30 A ARG 30 1 1 10 A TRP 59 A TRP 59 HELX_P A TYR 62 A TYR 62 5 2 4 A GLU 76 A GLU 76 HELX_P A ASN 88 A ASN 88 1 3 13 A GLY 133 A GLY 133 HELX_P A ASP 135 A ASP 135 5 4 3 A ASN 137 A ASN 137 HELX_P A GLY 139 A GLY 139 5 5 3 A ALA 154 A ALA 154 HELX_P A ASP 159 A ASP 159 1 6 6 A LEU 162 A LEU 162 HELX_P A GLY 164 A GLY 164 5 7 3 A TYR 174 A TYR 174 HELX_P A ILE 189 A ILE 189 1 8 16 A SER 199 A SER 199 HELX_P A HIS 201 A HIS 201 5 9 3 A PRO 204 A PRO 204 HELX_P A ASP 212 A ASP 212 1 10 9 A SER 244 A SER 244 HELX_P A TYR 247 A TYR 247 5 11 4 A LYS 257 A LYS 257 HELX_P A ILE 266 A ILE 266 1 12 10 A MET 274 A MET 274 HELX_P A LYS 278 A LYS 278 5 13 5 A GLY 281 A GLY 281 HELX_P A TRP 284 A TRP 284 5 14 4 A SER 289 A SER 289 HELX_P A ARG 291 A ARG 291 5 15 3 A ASN 301 A ASN 301 HELX_P A ARG 303 A ARG 303 5 16 3 A GLY 309 A GLY 309 HELX_P A SER 311 A SER 311 5 17 3 A ALA 318 A ALA 318 HELX_P A ALA 330 A ALA 330 5 18 13 A GLU 385 A GLU 385 HELX_P A ARG 387 A ARG 387 5 19 3 A ARG 389 A ARG 389 HELX_P A VAL 401 A VAL 401 1 20 13 A ALA 492 A ALA 492 HELX_P A SER 494 A SER 494 5 21 3 disulf 2.008 A CYS 28 A SG CYS 28 1_555 A CYS 86 A SG CYS 86 1_555 disulf 2.171 A CYS 70 A SG CYS 70 1_555 A CYS 115 A SG CYS 115 1_555 disulf 2.001 A CYS 141 A SG CYS 141 1_555 A CYS 160 A SG CYS 160 1_555 disulf 1.981 A CYS 378 A SG CYS 378 1_555 A CYS 384 A SG CYS 384 1_555 disulf 2.032 A CYS 450 A SG CYS 450 1_555 A CYS 462 A SG CYS 462 1_555 covale 1.330 both A PCA 1 A C PCA 1 1_555 A TYR 2 A N TYR 2 1_555 metalc 2.305 A CA 497 B CA CA 1_555 A ASN 100 A OD1 ASN 100 1_555 metalc 2.444 A CA 497 B CA CA 1_555 A HOH 535 D O HOH 1_555 metalc 2.435 A CA 497 B CA CA 1_555 A ASP 167 A OD1 ASP 167 1_555 metalc 2.495 A CA 497 B CA CA 1_555 A ASP 167 A OD2 ASP 167 1_555 metalc 2.565 A CA 497 B CA CA 1_555 A HOH 517 D O HOH 1_555 metalc 2.556 A CA 497 B CA CA 1_555 A ARG 158 A O ARG 158 1_555 metalc 2.454 A CA 497 B CA CA 1_555 A HIS 201 A O HIS 201 1_555 metalc 2.649 A CA 497 B CA CA 1_555 A HOH 553 D O HOH 1_555 HYDROLASE (O-GLYCOSYL) HYDROLASE, O-GLYCOSYL, CARBOHYDRATE METABOLISM, HYDROLASE (O-GLYCOSYL) A ASN 53 A ASN 53 1 A PRO 54 A PRO 54 -2.61 A VAL 129 A VAL 129 1 A PRO 130 A PRO 130 0.66 AMYS_HUMAN UNP 1 1 P04745 MKLFWLLFTIGFCWAQYSSNTQQGRTSIVHLFEWRWVDIALECERYLAPKGFGGVQVSPPNENVAIHNPFRPWWERYQPV SYKLCTRSGNEDEFRNMVTRCNNVGVRIYVDAVINHMCGNAVSAGTSSTCGSYFNPGSRDFPAVPYSGWDFNDGKCKTGS GDIENYNDATQVRDCRLSGLLDLALGKDYVRSKIAEYMNHLIDIGVAGFRIDASKHMWPGDIKAILDKLHNLNSNWFPEG SKPFIYQEVIDLGGEPIKSSDYFGNGRVTEFKYGAKLGTVIRKWNGEKMSYLKNWGEGWGFMPSDRALVFVDNHDNQRGH GAGGASILTFWDARLYKMAVGFMLAHPYGFTRVMSSYRWPRYFENGKDVNDWVGPPNDNGVTKEVTINPDTTCGNDWVCE HRWRQIRNMVNFRNVVDGQPFTNWYDNGSNQVAFGRGNRGFIVFNNDDWTFSLTLQTGLPAGTYCDVISGDKINGNCTGI KIYVSDDGKAHFSISNSAEDPFIAIHAESKL 17 511 1SMD 2 496 P04745 A 1 2 496 8 2 4 2 2 parallel parallel parallel parallel parallel parallel parallel anti-parallel anti-parallel anti-parallel anti-parallel anti-parallel anti-parallel A PHE 335 A PHE 335 A SER 340 A SER 340 A SER 12 A SER 12 A LEU 16 A LEU 16 A GLY 39 A GLY 39 A VAL 42 A VAL 42 A ARG 92 A ARG 92 A ALA 97 A ALA 97 A GLY 193 A GLY 193 A ILE 196 A ILE 196 A PHE 229 A PHE 229 A GLN 232 A GLN 232 A ARG 252 A ARG 252 A THR 254 A THR 254 A ALA 292 A ALA 292 A VAL 294 A VAL 294 A HIS 101 A HIS 101 A GLY 104 A GLY 104 A LEU 165 A LEU 165 A ASP 167 A ASP 167 A PHE 406 A PHE 406 A ASP 411 A ASP 411 A GLN 416 A GLN 416 A ARG 421 A ARG 421 A GLY 425 A GLY 425 A ASN 430 A ASN 430 A PHE 487 A PHE 487 A HIS 491 A HIS 491 A PHE 436 A PHE 436 A GLN 441 A GLN 441 A LYS 474 A LYS 474 A ILE 479 A ILE 479 A GLY 447 A GLY 447 A CYS 450 A CYS 450 A LYS 466 A LYS 466 A VAL 469 A VAL 469 BINDING SITE FOR RESIDUE CA A 497 Software 7 BINDING SITE FOR RESIDUE CL A 498 Software 3 A ASN 100 A ASN 100 7 1_555 A ARG 158 A ARG 158 7 1_555 A ASP 167 A ASP 167 7 1_555 A HIS 201 A HIS 201 7 1_555 A HOH 517 D HOH 7 1_555 A HOH 535 D HOH 7 1_555 A HOH 553 D HOH 7 1_555 A ARG 195 A ARG 195 3 1_555 A ASN 298 A ASN 298 3 1_555 A ARG 337 A ARG 337 3 1_555 19 P 21 21 21