0.007870 0.004544 0.000000 0.000000 0.009088 0.000000 0.000000 0.000000 0.014778 0.00000 0.00000 0.00000 Sotelo-Mundo, R.R. Changchien, L. Maley, F. Montfort, W.R. http://mmcif.pdb.org/dictionaries/ascii/mmcif_pdbx.dic 12 90.00 90.00 120.00 127.060 127.060 67.670 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 C24 H23 N5 O6 477.469 10-PROPARGYL-5,8-DIDEAZAFOLIC ACID non-polymer C6 H11 N O4 S 193.221 n N-CARBOXYMETHIONINE 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 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 O4 S -2 96.063 SULFATE ION non-polymer 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 US J.Biochem.Mol.Toxicol. 1095-6670 20 88 92 10.1002/jbt.20122 16615077 Crystal structures of thymidylate synthase mutant R166Q: Structural basis for the nearly complete loss of catalytic activity. 2006 Thesis 1 138 Crystallographics studied of thymidylate synthase: structure of a mammalian enzyme and analyses of invariant non-catalytic residues in a bacterial enzyme 1999 10.2210/pdb1fwm/pdb pdb_00001fwm 1.000000 0.000000 0.000000 0.000000 1.000000 0.000000 0.000000 0.000000 1.000000 0.00000 0.00000 0.00000 298 1 DIFFRACTOMETER 1997-10-13 ENRAF-NONIUS FAST SINGLE WAVELENGTH M x-ray 1 1.5418 1.0 1.5418 ROTATING ANODE ENRAF-NONIUS FR571 30530.600 THYMIDYLATE SYNTHASE 2.1.1.45 R166Q 2 man polymer 96.063 SULFATE ION 2 syn non-polymer 477.469 10-PROPARGYL-5,8-DIDEAZAFOLIC ACID 2 syn non-polymer 18.015 water 170 nat water no yes (CXM)KQYLELMQKVLDEGTQKNDRTGTGTLSIFGHQMRFNLQDGFPLVTTKRCHLRSIIHELLWFLQGDTNIAYLHENN VTIWDEWADENGDLGPVYGKQWRAWPTPDGRHIDQITTVLNQLKNDPDSRRIIVSAWNVGELDKMALAPCHAFFQFYVAD GKLSCQLYQQSCDVFLGLPFNIASYALLVHMMAQQCDLEVGDFVWTGGDTHLYSNHMDQTHLQLSREPRPLPKLIIKRKP ESIFDYRFEDFEIEGYDPHPGIKAPVAI MKQYLELMQKVLDEGTQKNDRTGTGTLSIFGHQMRFNLQDGFPLVTTKRCHLRSIIHELLWFLQGDTNIAYLHENNVTIW DEWADENGDLGPVYGKQWRAWPTPDGRHIDQITTVLNQLKNDPDSRRIIVSAWNVGELDKMALAPCHAFFQFYVADGKLS CQLYQQSCDVFLGLPFNIASYALLVHMMAQQCDLEVGDFVWTGGDTHLYSNHMDQTHLQLSREPRPLPKLIIKRKPESIF DYRFEDFEIEGYDPHPGIKAPVAI A,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 n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n Escherichia Escherichia sample 562 Escherichia coli 562 Escherichia coli 1 2.58 52.35 VAPOR DIFFUSION, HANGING DROP 8.0 Ammonium sulfate, potassium sulfate, EDTA, DTT, pH 8.0, VAPOR DIFFUSION, HANGING DROP, temperature 298K 298 software diffrn_detector database_2 struct_conn struct_ref_seq_dif struct_site repository Initial release Version format compliance Non-polymer description Version format compliance Refinement description Data collection Database references Derived calculations 1 0 2003-11-11 1 1 2008-04-27 1 2 2011-07-13 1 3 2017-10-04 1 4 2018-04-18 1 5 2021-11-03 _software.name _diffrn_detector.detector _database_2.pdbx_DOI _database_2.pdbx_database_accession _struct_conn.pdbx_leaving_atom_flag _struct_ref_seq_dif.details _struct_site.pdbx_auth_asym_id _struct_site.pdbx_auth_comp_id _struct_site.pdbx_auth_seq_id 1FFL contains the same protein in the absence of ligands (apo-TS) RCSB Y RCSB 2000-09-23 REL SO4 SULFATE ION CB3 10-PROPARGYL-5,8-DIDEAZAFOLIC ACID HOH water SO4 265 2 SO4 SO4 265 A SO4 565 2 SO4 SO4 565 A CB3 266 3 CB3 CB3 266 A CB3 566 3 CB3 CB3 566 B 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 609 4 HOH HOH 609 A HOH 610 4 HOH HOH 610 A HOH 611 4 HOH HOH 611 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 618 4 HOH HOH 618 A HOH 619 4 HOH HOH 619 A HOH 622 4 HOH HOH 622 A HOH 625 4 HOH HOH 625 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 634 4 HOH HOH 634 A HOH 635 4 HOH HOH 635 A HOH 637 4 HOH HOH 637 A HOH 639 4 HOH HOH 639 A HOH 641 4 HOH HOH 641 A HOH 642 4 HOH HOH 642 A HOH 644 4 HOH HOH 644 A HOH 645 4 HOH HOH 645 A HOH 646 4 HOH HOH 646 A HOH 648 4 HOH HOH 648 A HOH 651 4 HOH HOH 651 A HOH 652 4 HOH HOH 652 A HOH 653 4 HOH HOH 653 A HOH 655 4 HOH HOH 655 A HOH 656 4 HOH HOH 656 A HOH 657 4 HOH HOH 657 A HOH 659 4 HOH HOH 659 A HOH 661 4 HOH HOH 661 A HOH 663 4 HOH HOH 663 A HOH 665 4 HOH HOH 665 A HOH 669 4 HOH HOH 669 A HOH 670 4 HOH HOH 670 A HOH 673 4 HOH HOH 673 A HOH 674 4 HOH HOH 674 A HOH 675 4 HOH HOH 675 A HOH 676 4 HOH HOH 676 A HOH 677 4 HOH HOH 677 A HOH 678 4 HOH HOH 678 A HOH 679 4 HOH HOH 679 A HOH 685 4 HOH HOH 685 A HOH 687 4 HOH HOH 687 A HOH 688 4 HOH HOH 688 A HOH 691 4 HOH HOH 691 A HOH 692 4 HOH HOH 692 A HOH 694 4 HOH HOH 694 A HOH 695 4 HOH HOH 695 A HOH 697 4 HOH HOH 697 A HOH 698 4 HOH HOH 698 A HOH 699 4 HOH HOH 699 A HOH 700 4 HOH HOH 700 A HOH 701 4 HOH HOH 701 A HOH 706 4 HOH HOH 706 A HOH 707 4 HOH HOH 707 A HOH 709 4 HOH HOH 709 A HOH 711 4 HOH HOH 711 A HOH 712 4 HOH HOH 712 A HOH 713 4 HOH HOH 713 A HOH 715 4 HOH HOH 715 A HOH 716 4 HOH HOH 716 A HOH 718 4 HOH HOH 718 A HOH 720 4 HOH HOH 720 A HOH 724 4 HOH HOH 724 A HOH 725 4 HOH HOH 725 A HOH 726 4 HOH HOH 726 A HOH 727 4 HOH HOH 727 A HOH 728 4 HOH HOH 728 A HOH 731 4 HOH HOH 731 A HOH 732 4 HOH HOH 732 A HOH 734 4 HOH HOH 734 A HOH 735 4 HOH HOH 735 A HOH 736 4 HOH HOH 736 A HOH 737 4 HOH HOH 737 A HOH 740 4 HOH HOH 740 A HOH 742 4 HOH HOH 742 A HOH 744 4 HOH HOH 744 A HOH 746 4 HOH HOH 746 A HOH 748 4 HOH HOH 748 A HOH 749 4 HOH HOH 749 A HOH 750 4 HOH HOH 750 A HOH 751 4 HOH HOH 751 A HOH 754 4 HOH HOH 754 A HOH 756 4 HOH HOH 756 A HOH 757 4 HOH HOH 757 A HOH 758 4 HOH HOH 758 A HOH 760 4 HOH HOH 760 A HOH 761 4 HOH HOH 761 A HOH 762 4 HOH HOH 762 A HOH 764 4 HOH HOH 764 A HOH 765 4 HOH HOH 765 A HOH 766 4 HOH HOH 766 A HOH 768 4 HOH HOH 768 A HOH 770 4 HOH HOH 770 A HOH 601 4 HOH HOH 601 B HOH 608 4 HOH HOH 608 B HOH 612 4 HOH HOH 612 B HOH 617 4 HOH HOH 617 B HOH 620 4 HOH HOH 620 B HOH 621 4 HOH HOH 621 B HOH 623 4 HOH HOH 623 B HOH 624 4 HOH HOH 624 B HOH 626 4 HOH HOH 626 B HOH 627 4 HOH HOH 627 B HOH 633 4 HOH HOH 633 B HOH 636 4 HOH HOH 636 B HOH 638 4 HOH HOH 638 B HOH 640 4 HOH HOH 640 B HOH 643 4 HOH HOH 643 B HOH 647 4 HOH HOH 647 B HOH 649 4 HOH HOH 649 B HOH 650 4 HOH HOH 650 B HOH 654 4 HOH HOH 654 B HOH 658 4 HOH HOH 658 B HOH 660 4 HOH HOH 660 B HOH 662 4 HOH HOH 662 B HOH 664 4 HOH HOH 664 B HOH 666 4 HOH HOH 666 B HOH 667 4 HOH HOH 667 B HOH 668 4 HOH HOH 668 B HOH 671 4 HOH HOH 671 B HOH 672 4 HOH HOH 672 B HOH 680 4 HOH HOH 680 B HOH 681 4 HOH HOH 681 B HOH 682 4 HOH HOH 682 B HOH 683 4 HOH HOH 683 B HOH 684 4 HOH HOH 684 B HOH 686 4 HOH HOH 686 B HOH 689 4 HOH HOH 689 B HOH 690 4 HOH HOH 690 B HOH 693 4 HOH HOH 693 B HOH 696 4 HOH HOH 696 B HOH 702 4 HOH HOH 702 B HOH 703 4 HOH HOH 703 B HOH 704 4 HOH HOH 704 B HOH 705 4 HOH HOH 705 B HOH 708 4 HOH HOH 708 B HOH 710 4 HOH HOH 710 B HOH 714 4 HOH HOH 714 B HOH 717 4 HOH HOH 717 B HOH 719 4 HOH HOH 719 B HOH 721 4 HOH HOH 721 B HOH 722 4 HOH HOH 722 B HOH 723 4 HOH HOH 723 B HOH 729 4 HOH HOH 729 B HOH 730 4 HOH HOH 730 B HOH 733 4 HOH HOH 733 B HOH 738 4 HOH HOH 738 B HOH 739 4 HOH HOH 739 B HOH 741 4 HOH HOH 741 B HOH 743 4 HOH HOH 743 B HOH 745 4 HOH HOH 745 B HOH 747 4 HOH HOH 747 B HOH 752 4 HOH HOH 752 B HOH 753 4 HOH HOH 753 B HOH 755 4 HOH HOH 755 B HOH 759 4 HOH HOH 759 B HOH 763 4 HOH HOH 763 B HOH 767 4 HOH HOH 767 B HOH 769 4 HOH HOH 769 B CXM 1 n 1 CXM 1 A LYS 2 n 2 LYS 2 A GLN 3 n 3 GLN 3 A TYR 4 n 4 TYR 4 A LEU 5 n 5 LEU 5 A GLU 6 n 6 GLU 6 A LEU 7 n 7 LEU 7 A MET 8 n 8 MET 8 A GLN 9 n 9 GLN 9 A LYS 10 n 10 LYS 10 A VAL 11 n 11 VAL 11 A LEU 12 n 12 LEU 12 A ASP 13 n 13 ASP 13 A GLU 14 n 14 GLU 14 A GLY 15 n 15 GLY 15 A THR 16 n 16 THR 16 A GLN 17 n 17 GLN 17 A LYS 18 n 18 LYS 18 A ASN 19 n 19 ASN 19 A ASP 20 n 20 ASP 20 A ARG 21 n 21 ARG 21 A THR 22 n 22 THR 22 A GLY 23 n 23 GLY 23 A THR 24 n 24 THR 24 A GLY 25 n 25 GLY 25 A THR 26 n 26 THR 26 A LEU 27 n 27 LEU 27 A SER 28 n 28 SER 28 A ILE 29 n 29 ILE 29 A PHE 30 n 30 PHE 30 A GLY 31 n 31 GLY 31 A HIS 32 n 32 HIS 32 A GLN 33 n 33 GLN 33 A MET 34 n 34 MET 34 A ARG 35 n 35 ARG 35 A PHE 36 n 36 PHE 36 A ASN 37 n 37 ASN 37 A LEU 38 n 38 LEU 38 A GLN 39 n 39 GLN 39 A ASP 40 n 40 ASP 40 A GLY 41 n 41 GLY 41 A PHE 42 n 42 PHE 42 A PRO 43 n 43 PRO 43 A LEU 44 n 44 LEU 44 A VAL 45 n 45 VAL 45 A THR 46 n 46 THR 46 A THR 47 n 47 THR 47 A LYS 48 n 48 LYS 48 A ARG 49 n 49 ARG 49 A CYS 50 n 50 CYS 50 A HIS 51 n 51 HIS 51 A LEU 52 n 52 LEU 52 A ARG 53 n 53 ARG 53 A SER 54 n 54 SER 54 A ILE 55 n 55 ILE 55 A ILE 56 n 56 ILE 56 A HIS 57 n 57 HIS 57 A GLU 58 n 58 GLU 58 A LEU 59 n 59 LEU 59 A LEU 60 n 60 LEU 60 A TRP 61 n 61 TRP 61 A PHE 62 n 62 PHE 62 A LEU 63 n 63 LEU 63 A GLN 64 n 64 GLN 64 A GLY 65 n 65 GLY 65 A ASP 66 n 66 ASP 66 A THR 67 n 67 THR 67 A ASN 68 n 68 ASN 68 A ILE 69 n 69 ILE 69 A ALA 70 n 70 ALA 70 A TYR 71 n 71 TYR 71 A LEU 72 n 72 LEU 72 A HIS 73 n 73 HIS 73 A GLU 74 n 74 GLU 74 A ASN 75 n 75 ASN 75 A ASN 76 n 76 ASN 76 A VAL 77 n 77 VAL 77 A THR 78 n 78 THR 78 A ILE 79 n 79 ILE 79 A TRP 80 n 80 TRP 80 A ASP 81 n 81 ASP 81 A GLU 82 n 82 GLU 82 A TRP 83 n 83 TRP 83 A ALA 84 n 84 ALA 84 A ASP 85 n 85 ASP 85 A GLU 86 n 86 GLU 86 A ASN 87 n 87 ASN 87 A GLY 88 n 88 GLY 88 A ASP 89 n 89 ASP 89 A LEU 90 n 90 LEU 90 A GLY 91 n 91 GLY 91 A PRO 92 n 92 PRO 92 A VAL 93 n 93 VAL 93 A TYR 94 n 94 TYR 94 A GLY 95 n 95 GLY 95 A LYS 96 n 96 LYS 96 A GLN 97 n 97 GLN 97 A TRP 98 n 98 TRP 98 A ARG 99 n 99 ARG 99 A ALA 100 n 100 ALA 100 A TRP 101 n 101 TRP 101 A PRO 102 n 102 PRO 102 A THR 103 n 103 THR 103 A PRO 104 n 104 PRO 104 A ASP 105 n 105 ASP 105 A GLY 106 n 106 GLY 106 A ARG 107 n 107 ARG 107 A HIS 108 n 108 HIS 108 A ILE 109 n 109 ILE 109 A ASP 110 n 110 ASP 110 A GLN 111 n 111 GLN 111 A ILE 112 n 112 ILE 112 A THR 113 n 113 THR 113 A THR 114 n 114 THR 114 A VAL 115 n 115 VAL 115 A LEU 116 n 116 LEU 116 A ASN 117 n 117 ASN 117 A GLN 118 n 118 GLN 118 A LEU 119 n 119 LEU 119 A LYS 120 n 120 LYS 120 A ASN 121 n 121 ASN 121 A ASP 122 n 122 ASP 122 A PRO 123 n 123 PRO 123 A ASP 124 n 124 ASP 124 A SER 125 n 125 SER 125 A ARG 126 n 126 ARG 126 A ARG 127 n 127 ARG 127 A ILE 128 n 128 ILE 128 A ILE 129 n 129 ILE 129 A VAL 130 n 130 VAL 130 A SER 131 n 131 SER 131 A ALA 132 n 132 ALA 132 A TRP 133 n 133 TRP 133 A ASN 134 n 134 ASN 134 A VAL 135 n 135 VAL 135 A GLY 136 n 136 GLY 136 A GLU 137 n 137 GLU 137 A LEU 138 n 138 LEU 138 A ASP 139 n 139 ASP 139 A LYS 140 n 140 LYS 140 A MET 141 n 141 MET 141 A ALA 142 n 142 ALA 142 A LEU 143 n 143 LEU 143 A ALA 144 n 144 ALA 144 A PRO 145 n 145 PRO 145 A CYS 146 n 146 CYS 146 A HIS 147 n 147 HIS 147 A ALA 148 n 148 ALA 148 A PHE 149 n 149 PHE 149 A PHE 150 n 150 PHE 150 A GLN 151 n 151 GLN 151 A PHE 152 n 152 PHE 152 A TYR 153 n 153 TYR 153 A VAL 154 n 154 VAL 154 A ALA 155 n 155 ALA 155 A ASP 156 n 156 ASP 156 A GLY 157 n 157 GLY 157 A LYS 158 n 158 LYS 158 A LEU 159 n 159 LEU 159 A SER 160 n 160 SER 160 A CYS 161 n 161 CYS 161 A GLN 162 n 162 GLN 162 A LEU 163 n 163 LEU 163 A TYR 164 n 164 TYR 164 A GLN 165 n 165 GLN 165 A GLN 166 n 166 GLN 166 A SER 167 n 167 SER 167 A CYS 168 n 168 CYS 168 A ASP 169 n 169 ASP 169 A VAL 170 n 170 VAL 170 A PHE 171 n 171 PHE 171 A LEU 172 n 172 LEU 172 A GLY 173 n 173 GLY 173 A LEU 174 n 174 LEU 174 A PRO 175 n 175 PRO 175 A PHE 176 n 176 PHE 176 A ASN 177 n 177 ASN 177 A ILE 178 n 178 ILE 178 A ALA 179 n 179 ALA 179 A SER 180 n 180 SER 180 A TYR 181 n 181 TYR 181 A ALA 182 n 182 ALA 182 A LEU 183 n 183 LEU 183 A LEU 184 n 184 LEU 184 A VAL 185 n 185 VAL 185 A HIS 186 n 186 HIS 186 A MET 187 n 187 MET 187 A MET 188 n 188 MET 188 A ALA 189 n 189 ALA 189 A GLN 190 n 190 GLN 190 A GLN 191 n 191 GLN 191 A CYS 192 n 192 CYS 192 A ASP 193 n 193 ASP 193 A LEU 194 n 194 LEU 194 A GLU 195 n 195 GLU 195 A VAL 196 n 196 VAL 196 A GLY 197 n 197 GLY 197 A ASP 198 n 198 ASP 198 A PHE 199 n 199 PHE 199 A VAL 200 n 200 VAL 200 A TRP 201 n 201 TRP 201 A THR 202 n 202 THR 202 A GLY 203 n 203 GLY 203 A GLY 204 n 204 GLY 204 A ASP 205 n 205 ASP 205 A THR 206 n 206 THR 206 A HIS 207 n 207 HIS 207 A LEU 208 n 208 LEU 208 A TYR 209 n 209 TYR 209 A SER 210 n 210 SER 210 A ASN 211 n 211 ASN 211 A HIS 212 n 212 HIS 212 A MET 213 n 213 MET 213 A ASP 214 n 214 ASP 214 A GLN 215 n 215 GLN 215 A THR 216 n 216 THR 216 A HIS 217 n 217 HIS 217 A LEU 218 n 218 LEU 218 A GLN 219 n 219 GLN 219 A LEU 220 n 220 LEU 220 A SER 221 n 221 SER 221 A ARG 222 n 222 ARG 222 A GLU 223 n 223 GLU 223 A PRO 224 n 224 PRO 224 A ARG 225 n 225 ARG 225 A PRO 226 n 226 PRO 226 A LEU 227 n 227 LEU 227 A PRO 228 n 228 PRO 228 A LYS 229 n 229 LYS 229 A LEU 230 n 230 LEU 230 A ILE 231 n 231 ILE 231 A ILE 232 n 232 ILE 232 A LYS 233 n 233 LYS 233 A ARG 234 n 234 ARG 234 A LYS 235 n 235 LYS 235 A PRO 236 n 236 PRO 236 A GLU 237 n 237 GLU 237 A SER 238 n 238 SER 238 A ILE 239 n 239 ILE 239 A PHE 240 n 240 PHE 240 A ASP 241 n 241 ASP 241 A TYR 242 n 242 TYR 242 A ARG 243 n 243 ARG 243 A PHE 244 n 244 PHE 244 A GLU 245 n 245 GLU 245 A ASP 246 n 246 ASP 246 A PHE 247 n 247 PHE 247 A GLU 248 n 248 GLU 248 A ILE 249 n 249 ILE 249 A GLU 250 n 250 GLU 250 A GLY 251 n 251 GLY 251 A TYR 252 n 252 TYR 252 A ASP 253 n 253 ASP 253 A PRO 254 n 254 PRO 254 A HIS 255 n 255 HIS 255 A PRO 256 n 256 PRO 256 A GLY 257 n 257 GLY 257 A ILE 258 n 258 ILE 258 A LYS 259 n 259 LYS 259 A ALA 260 n 260 ALA 260 A PRO 261 n 261 PRO 261 A VAL 262 n 262 VAL 262 A ALA 263 n 263 ALA 263 A ILE 264 n 264 ILE 264 A CXM 301 n 1 CXM 301 B LYS 302 n 2 LYS 302 B GLN 303 n 3 GLN 303 B TYR 304 n 4 TYR 304 B LEU 305 n 5 LEU 305 B GLU 306 n 6 GLU 306 B LEU 307 n 7 LEU 307 B MET 308 n 8 MET 308 B GLN 309 n 9 GLN 309 B LYS 310 n 10 LYS 310 B VAL 311 n 11 VAL 311 B LEU 312 n 12 LEU 312 B ASP 313 n 13 ASP 313 B GLU 314 n 14 GLU 314 B GLY 315 n 15 GLY 315 B THR 316 n 16 THR 316 B GLN 317 n 17 GLN 317 B LYS 318 n 18 LYS 318 B ASN 319 n 19 ASN 319 B ASP 320 n 20 ASP 320 B ARG 321 n 21 ARG 321 B THR 322 n 22 THR 322 B GLY 323 n 23 GLY 323 B THR 324 n 24 THR 324 B GLY 325 n 25 GLY 325 B THR 326 n 26 THR 326 B LEU 327 n 27 LEU 327 B SER 328 n 28 SER 328 B ILE 329 n 29 ILE 329 B PHE 330 n 30 PHE 330 B GLY 331 n 31 GLY 331 B HIS 332 n 32 HIS 332 B GLN 333 n 33 GLN 333 B MET 334 n 34 MET 334 B ARG 335 n 35 ARG 335 B PHE 336 n 36 PHE 336 B ASN 337 n 37 ASN 337 B LEU 338 n 38 LEU 338 B GLN 339 n 39 GLN 339 B ASP 340 n 40 ASP 340 B GLY 341 n 41 GLY 341 B PHE 342 n 42 PHE 342 B PRO 343 n 43 PRO 343 B LEU 344 n 44 LEU 344 B VAL 345 n 45 VAL 345 B THR 346 n 46 THR 346 B THR 347 n 47 THR 347 B LYS 348 n 48 LYS 348 B ARG 349 n 49 ARG 349 B CYS 350 n 50 CYS 350 B HIS 351 n 51 HIS 351 B LEU 352 n 52 LEU 352 B ARG 353 n 53 ARG 353 B SER 354 n 54 SER 354 B ILE 355 n 55 ILE 355 B ILE 356 n 56 ILE 356 B HIS 357 n 57 HIS 357 B GLU 358 n 58 GLU 358 B LEU 359 n 59 LEU 359 B LEU 360 n 60 LEU 360 B TRP 361 n 61 TRP 361 B PHE 362 n 62 PHE 362 B LEU 363 n 63 LEU 363 B GLN 364 n 64 GLN 364 B GLY 365 n 65 GLY 365 B ASP 366 n 66 ASP 366 B THR 367 n 67 THR 367 B ASN 368 n 68 ASN 368 B ILE 369 n 69 ILE 369 B ALA 370 n 70 ALA 370 B TYR 371 n 71 TYR 371 B LEU 372 n 72 LEU 372 B HIS 373 n 73 HIS 373 B GLU 374 n 74 GLU 374 B ASN 375 n 75 ASN 375 B ASN 376 n 76 ASN 376 B VAL 377 n 77 VAL 377 B THR 378 n 78 THR 378 B ILE 379 n 79 ILE 379 B TRP 380 n 80 TRP 380 B ASP 381 n 81 ASP 381 B GLU 382 n 82 GLU 382 B TRP 383 n 83 TRP 383 B ALA 384 n 84 ALA 384 B ASP 385 n 85 ASP 385 B GLU 386 n 86 GLU 386 B ASN 387 n 87 ASN 387 B GLY 388 n 88 GLY 388 B ASP 389 n 89 ASP 389 B LEU 390 n 90 LEU 390 B GLY 391 n 91 GLY 391 B PRO 392 n 92 PRO 392 B VAL 393 n 93 VAL 393 B TYR 394 n 94 TYR 394 B GLY 395 n 95 GLY 395 B LYS 396 n 96 LYS 396 B GLN 397 n 97 GLN 397 B TRP 398 n 98 TRP 398 B ARG 399 n 99 ARG 399 B ALA 400 n 100 ALA 400 B TRP 401 n 101 TRP 401 B PRO 402 n 102 PRO 402 B THR 403 n 103 THR 403 B PRO 404 n 104 PRO 404 B ASP 405 n 105 ASP 405 B GLY 406 n 106 GLY 406 B ARG 407 n 107 ARG 407 B HIS 408 n 108 HIS 408 B ILE 409 n 109 ILE 409 B ASP 410 n 110 ASP 410 B GLN 411 n 111 GLN 411 B ILE 412 n 112 ILE 412 B THR 413 n 113 THR 413 B THR 414 n 114 THR 414 B VAL 415 n 115 VAL 415 B LEU 416 n 116 LEU 416 B ASN 417 n 117 ASN 417 B GLN 418 n 118 GLN 418 B LEU 419 n 119 LEU 419 B LYS 420 n 120 LYS 420 B ASN 421 n 121 ASN 421 B ASP 422 n 122 ASP 422 B PRO 423 n 123 PRO 423 B ASP 424 n 124 ASP 424 B SER 425 n 125 SER 425 B ARG 426 n 126 ARG 426 B ARG 427 n 127 ARG 427 B ILE 428 n 128 ILE 428 B ILE 429 n 129 ILE 429 B VAL 430 n 130 VAL 430 B SER 431 n 131 SER 431 B ALA 432 n 132 ALA 432 B TRP 433 n 133 TRP 433 B ASN 434 n 134 ASN 434 B VAL 435 n 135 VAL 435 B GLY 436 n 136 GLY 436 B GLU 437 n 137 GLU 437 B LEU 438 n 138 LEU 438 B ASP 439 n 139 ASP 439 B LYS 440 n 140 LYS 440 B MET 441 n 141 MET 441 B ALA 442 n 142 ALA 442 B LEU 443 n 143 LEU 443 B ALA 444 n 144 ALA 444 B PRO 445 n 145 PRO 445 B CYS 446 n 146 CYS 446 B HIS 447 n 147 HIS 447 B ALA 448 n 148 ALA 448 B PHE 449 n 149 PHE 449 B PHE 450 n 150 PHE 450 B GLN 451 n 151 GLN 451 B PHE 452 n 152 PHE 452 B TYR 453 n 153 TYR 453 B VAL 454 n 154 VAL 454 B ALA 455 n 155 ALA 455 B ASP 456 n 156 ASP 456 B GLY 457 n 157 GLY 457 B LYS 458 n 158 LYS 458 B LEU 459 n 159 LEU 459 B SER 460 n 160 SER 460 B CYS 461 n 161 CYS 461 B GLN 462 n 162 GLN 462 B LEU 463 n 163 LEU 463 B TYR 464 n 164 TYR 464 B GLN 465 n 165 GLN 465 B GLN 466 n 166 GLN 466 B SER 467 n 167 SER 467 B CYS 468 n 168 CYS 468 B ASP 469 n 169 ASP 469 B VAL 470 n 170 VAL 470 B PHE 471 n 171 PHE 471 B LEU 472 n 172 LEU 472 B GLY 473 n 173 GLY 473 B LEU 474 n 174 LEU 474 B PRO 475 n 175 PRO 475 B PHE 476 n 176 PHE 476 B ASN 477 n 177 ASN 477 B ILE 478 n 178 ILE 478 B ALA 479 n 179 ALA 479 B SER 480 n 180 SER 480 B TYR 481 n 181 TYR 481 B ALA 482 n 182 ALA 482 B LEU 483 n 183 LEU 483 B LEU 484 n 184 LEU 484 B VAL 485 n 185 VAL 485 B HIS 486 n 186 HIS 486 B MET 487 n 187 MET 487 B MET 488 n 188 MET 488 B ALA 489 n 189 ALA 489 B GLN 490 n 190 GLN 490 B GLN 491 n 191 GLN 491 B CYS 492 n 192 CYS 492 B ASP 493 n 193 ASP 493 B LEU 494 n 194 LEU 494 B GLU 495 n 195 GLU 495 B VAL 496 n 196 VAL 496 B GLY 497 n 197 GLY 497 B ASP 498 n 198 ASP 498 B PHE 499 n 199 PHE 499 B VAL 500 n 200 VAL 500 B TRP 501 n 201 TRP 501 B THR 502 n 202 THR 502 B GLY 503 n 203 GLY 503 B GLY 504 n 204 GLY 504 B ASP 505 n 205 ASP 505 B THR 506 n 206 THR 506 B HIS 507 n 207 HIS 507 B LEU 508 n 208 LEU 508 B TYR 509 n 209 TYR 509 B SER 510 n 210 SER 510 B ASN 511 n 211 ASN 511 B HIS 512 n 212 HIS 512 B MET 513 n 213 MET 513 B ASP 514 n 214 ASP 514 B GLN 515 n 215 GLN 515 B THR 516 n 216 THR 516 B HIS 517 n 217 HIS 517 B LEU 518 n 218 LEU 518 B GLN 519 n 219 GLN 519 B LEU 520 n 220 LEU 520 B SER 521 n 221 SER 521 B ARG 522 n 222 ARG 522 B GLU 523 n 223 GLU 523 B PRO 524 n 224 PRO 524 B ARG 525 n 225 ARG 525 B PRO 526 n 226 PRO 526 B LEU 527 n 227 LEU 527 B PRO 528 n 228 PRO 528 B LYS 529 n 229 LYS 529 B LEU 530 n 230 LEU 530 B ILE 531 n 231 ILE 531 B ILE 532 n 232 ILE 532 B LYS 533 n 233 LYS 533 B ARG 534 n 234 ARG 534 B LYS 535 n 235 LYS 535 B PRO 536 n 236 PRO 536 B GLU 537 n 237 GLU 537 B SER 538 n 238 SER 538 B ILE 539 n 239 ILE 539 B PHE 540 n 240 PHE 540 B ASP 541 n 241 ASP 541 B TYR 542 n 242 TYR 542 B ARG 543 n 243 ARG 543 B PHE 544 n 244 PHE 544 B GLU 545 n 245 GLU 545 B ASP 546 n 246 ASP 546 B PHE 547 n 247 PHE 547 B GLU 548 n 248 GLU 548 B ILE 549 n 249 ILE 549 B GLU 550 n 250 GLU 550 B GLY 551 n 251 GLY 551 B TYR 552 n 252 TYR 552 B ASP 553 n 253 ASP 553 B PRO 554 n 254 PRO 554 B HIS 555 n 255 HIS 555 B PRO 556 n 256 PRO 556 B GLY 557 n 257 GLY 557 B ILE 558 n 258 ILE 558 B LYS 559 n 259 LYS 559 B ALA 560 n 260 ALA 560 B PRO 561 n 261 PRO 561 B VAL 562 n 262 VAL 562 B ALA 563 n 263 ALA 563 B ILE 564 n 264 ILE 564 B author_and_software_defined_assembly PISA 2 dimeric 7170 -65 19710 A CXM 1 N-CARBOXYMETHIONINE A CXM 1 MET B CXM 301 N-CARBOXYMETHIONINE B CXM 1 MET 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 LYS 18 A O LYS 18 A N THR 26 A N THR 26 A O PHE 36 A O PHE 36 A N PHE 199 A N PHE 199 A O GLU 195 A O GLU 195 A N LEU 159 A N LEU 159 A N TYR 164 A N TYR 164 A O PHE 149 A O PHE 149 A O PHE 150 A O PHE 150 A N VAL 130 A N VAL 130 A O TRP 101 A O TRP 101 A N ILE 109 A N ILE 109 A N ILE 231 A N ILE 231 A O GLU 248 A O GLU 248 B N LYS 318 B N LYS 18 B O THR 326 B O THR 26 B O PHE 336 B O PHE 36 B N PHE 499 B N PHE 199 B N GLY 497 B N GLY 197 B O LEU 459 B O LEU 159 B N TYR 464 B N TYR 164 B O PHE 449 B O PHE 149 B O PHE 450 B O PHE 150 B N VAL 430 B N VAL 130 B N TRP 401 B N TRP 101 B O ILE 409 B O ILE 109 B N ILE 531 B N ILE 231 B O GLU 548 B O GLU 248 1 A LYS 48 -173.71 145.51 1 A PRO 92 -69.51 71.32 1 A TYR 94 -26.36 -64.87 1 A ALA 100 -154.53 64.37 1 A ASP 122 -141.64 52.72 1 B ILE 369 -66.84 4.61 1 B TYR 394 -19.70 -72.08 1 B ALA 400 -152.54 69.84 1 B LEU 443 -174.55 143.26 1 B ASP 505 -69.25 99.30 1 B PRO 528 -69.27 -165.87 PROTEIN_REP.PARAM PROTEIN.TOP CBX.PAR CBX.TOP WATER_REP.PARAM WATER.TOP CB3.PAR CB3.TOP ION.PARAM ION.TOP 28.0 -1.45 -0.25 0.00 -1.45 0.00 2.91 0.225 0.004 0.18 0.18 0.18 2.20 17.95 2493 31445 25280 9.9 79.6 RANDOM 2512983.04 0.00 1 RESTRAINED THROUGHOUT 3.0 0 Engh & Huber FLAT MODEL 42.73 0.326 0.29 0.22 5.00 0.26 0.21 2.20 17.95 170 4552 80 0 4302 0.011 1.7 25.4 1.48 0.251 0.015 0.212 2.34 295 2708 6 9.8 57.0 10.7 2.20 18.137 1FWM 31445 31445 0 0 0.09 1 6.7 3.1 99.2 0.38 2.20 2.26 2252 1 2.5 98.5 data collection MADNESS data reduction ROTAVATA refinement CNS data reduction MADNESS data scaling CCP4 (AGROVATA data scaling ROTAVATA phasing CNS Crystal structure of the thymidylate synthase R166Q mutant 1 N N 1 N N 2 N N 2 N N 3 N N 3 N N 4 N N 4 N N The biological assembly is a dimer constructed from chains A and B. Both dimers are contained in the assymetric unit in this space group A LYS 2 A LYS 2 HELX_P A GLY 15 A GLY 15 1 1 14 A HIS 51 A HIS 51 HELX_P A GLN 64 A GLN 64 1 2 14 A ILE 69 A ILE 69 HELX_P A ASN 75 A ASN 75 1 3 7 A TRP 80 A TRP 80 HELX_P A ALA 84 A ALA 84 5 4 5 A VAL 93 A VAL 93 HELX_P A ALA 100 A ALA 100 1 5 8 A ASP 110 A ASP 110 HELX_P A ASP 122 A ASP 122 1 6 13 A ASN 134 A ASN 134 HELX_P A MET 141 A MET 141 5 7 8 A LEU 172 A LEU 172 HELX_P A CYS 192 A CYS 192 1 8 21 A HIS 212 A HIS 212 HELX_P A SER 221 A SER 221 1 9 10 A ARG 243 A ARG 243 HELX_P A GLU 245 A GLU 245 5 10 3 B LYS 302 B LYS 2 HELX_P B GLY 315 B GLY 15 1 11 14 B GLN 339 B GLN 39 HELX_P B GLY 341 B GLY 41 5 12 3 B HIS 351 B HIS 51 HELX_P B GLN 364 B GLN 64 1 13 14 B ILE 369 B ILE 69 HELX_P B ASN 375 B ASN 75 1 14 7 B TRP 380 B TRP 80 HELX_P B ALA 384 B ALA 84 5 15 5 B VAL 393 B VAL 93 HELX_P B ALA 400 B ALA 100 1 16 8 B ASP 410 B ASP 110 HELX_P B ASP 422 B ASP 122 1 17 13 B ASN 434 B ASN 134 HELX_P B MET 441 B MET 141 5 18 8 B LEU 472 B LEU 172 HELX_P B CYS 492 B CYS 192 1 19 21 B HIS 512 B HIS 212 HELX_P B SER 521 B SER 221 1 20 10 B ARG 543 B ARG 243 HELX_P B GLU 545 B GLU 245 5 21 3 covale 1.328 both A CXM 1 A C CXM 1 1_555 A LYS 2 A N LYS 2 1_555 covale 1.332 both B CXM 301 B C CXM 1 1_555 B LYS 302 B N LYS 2 1_555 TRANSFERASE methyltransferase, TRANSFERASE TYSY_ECOLI UNP 1 1 P0A884 MKQYLELMQKVLDEGTQKNDRTGTGTLSIFGHQMRFNLQDGFPLVTTKRCHLRSIIHELLWFLQGDTNIAYLHENNVTIW DEWADENGDLGPVYGKQWRAWPTPDGRHIDQITTVLNQLKNDPDSRRIIVSAWNVGELDKMALAPCHAFFQFYVADGKLS CQLYQRSCDVFLGLPFNIASYALLVHMMAQQCDLEVGDFVWTGGDTHLYSNHMDQTHLQLSREPRPLPKLIIKRKPESIF DYRFEDFEIEGYDPHPGIKAPVAI 1 264 1FWM 1 264 P0A884 A 1 1 264 1 264 1FWM 301 564 P0A884 B 1 1 264 1 MET modified residue CXM 1 1FWM A P0A884 UNP 1 1 1 ARG engineered mutation GLN 166 1FWM A P0A884 UNP 166 166 2 MET modified residue CXM 301 1FWM B P0A884 UNP 1 1 2 ARG engineered mutation GLN 466 1FWM B P0A884 UNP 166 166 6 2 2 6 2 2 anti-parallel anti-parallel parallel anti-parallel anti-parallel anti-parallel anti-parallel anti-parallel anti-parallel parallel anti-parallel anti-parallel anti-parallel anti-parallel A THR 16 A THR 16 A LYS 18 A LYS 18 A THR 26 A THR 26 A ASN 37 A ASN 37 A GLU 195 A GLU 195 A TYR 209 A TYR 209 A LYS 158 A LYS 158 A ASP 169 A ASP 169 A PHE 149 A PHE 149 A ALA 155 A ALA 155 A ILE 129 A ILE 129 A SER 131 A SER 131 A TRP 101 A TRP 101 A PRO 102 A PRO 102 A HIS 108 A HIS 108 A ILE 109 A ILE 109 A LYS 229 A LYS 229 A ILE 232 A ILE 232 A PHE 247 A PHE 247 A GLU 250 A GLU 250 B THR 316 B THR 16 B LYS 318 B LYS 18 B THR 326 B THR 26 B ASN 337 B ASN 37 B GLU 495 B GLU 195 B TYR 509 B TYR 209 B LYS 458 B LYS 158 B ASP 469 B ASP 169 B PHE 449 B PHE 149 B ALA 455 B ALA 155 B ILE 429 B ILE 129 B SER 431 B SER 131 B TRP 401 B TRP 101 B PRO 402 B PRO 102 B HIS 408 B HIS 108 B ILE 409 B ILE 109 B LYS 529 B LYS 229 B ILE 532 B ILE 232 B PHE 547 B PHE 247 B GLU 550 B GLU 250 BINDING SITE FOR RESIDUE SO4 A 265 A SO4 265 Software 6 BINDING SITE FOR RESIDUE SO4 A 565 A SO4 565 Software 6 BINDING SITE FOR RESIDUE CB3 A 266 A CB3 266 Software 17 BINDING SITE FOR RESIDUE CB3 B 566 B CB3 566 Software 15 A ARG 21 A ARG 21 6 1_555 A SER 167 A SER 167 6 1_555 A CB3 266 E CB3 6 1_555 A HOH 641 G HOH 6 1_555 B ARG 426 B ARG 126 6 1_555 B ARG 427 B ARG 127 6 1_555 A ARG 126 A ARG 126 6 1_555 A ARG 127 A ARG 127 6 1_555 A HOH 616 G HOH 6 1_555 B ARG 321 B ARG 21 6 1_555 B SER 467 B SER 167 6 1_555 B CB3 566 F CB3 6 1_555 A GLU 58 A GLU 58 17 1_555 A ILE 79 A ILE 79 17 1_555 A TRP 80 A TRP 80 17 1_555 A TRP 83 A TRP 83 17 1_555 A TYR 94 A TYR 94 17 1_555 A LEU 143 A LEU 143 17 1_555 A ALA 144 A ALA 144 17 1_555 A CYS 146 A CYS 146 17 1_555 A PHE 176 A PHE 176 17 1_555 A ASN 177 A ASN 177 17 1_555 A LYS 259 A LYS 259 17 1_555 A VAL 262 A VAL 262 17 1_555 A SO4 265 C SO4 17 1_555 A HOH 635 G HOH 17 1_555 A HOH 639 G HOH 17 1_555 A HOH 692 G HOH 17 1_555 A HOH 732 G HOH 17 1_555 A SO4 565 D SO4 15 1_555 B HIS 351 B HIS 51 15 1_555 B ILE 379 B ILE 79 15 1_555 B TRP 380 B TRP 80 15 1_555 B TRP 383 B TRP 83 15 1_555 B TYR 394 B TYR 94 15 1_555 B LEU 443 B LEU 143 15 1_555 B ALA 444 B ALA 144 15 1_555 B CYS 446 B CYS 146 15 1_555 B GLY 473 B GLY 173 15 1_555 B PHE 476 B PHE 176 15 1_555 B ASN 477 B ASN 177 15 1_555 B HOH 620 H HOH 15 1_555 B HOH 640 H HOH 15 1_555 B HOH 753 H HOH 15 1_555 173 P 63