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(-) Description

Title :  LUMAZINE SYNTHASE FROM MYCOBACTERIUM TUBERCULOSIS BOUND TO 3-(1,3,7-TRIHYDRO-9-D-RIBITYL-2,6,8-PURINETRIONE-7-YL) PROPANE 1-PHOSPHATE
 
Authors :  E. Morgunova, W. Meining, B. Illarionov, I. Haase, M. Fischer, M. Cushm A. Bacher, R. Ladenstein
Date :  18 Jun 04  (Deposition) - 02 Mar 05  (Release) - 13 Jul 11  (Revision)
Method :  X-RAY DIFFRACTION
Resolution :  2.00
Chains :  Asym. Unit :  A,B,C,D,E
Biol. Unit 1:  A,B,C,D,E  (2x)
Keywords :  Transferase, Riboflavin Biosynthesis, Lumazine Synthase, Inhibitor Binding (Keyword Search: [Gene Ontology, PubMed, Web (Google)] )
 
Reference :  E. Morgunova, W. Meining, B. Illarionov, I. Haase, G. Jin, A. Bacher, M. Cushman, M. Fischer, R. Ladenstein
Crystal Structure Of Lumazine Synthase From Mycobacterium Tuberculosis As A Target For Rational Drug Design: Binding Mode Of A New Class Of Purinetrione Inhibitors(, )
Biochemistry V. 44 2746 2005
PubMed-ID: 15723519  |  Reference-DOI: 10.1021/BI047848A

(-) Compounds

Molecule 1 - 6,7-DIMETHYL-8-RIBITYLLUMAZINE SYNTHASE
    Chains: A, B, C, D, E
    EC Number: 2.5.1.9
    Engineered: YES
    Expression System: ESCHERICHIA COLI
    Expression System Cell Line: XL1-BLUE
    Expression System Plasmid: PNCO-MT-LS
    Expression System Taxid: 562
    Expression System Vector: PNCO113
    Organism Scientific: MYCOBACTERIUM TUBERCULOSIS
    Organism Taxid: 1773
    Synonym: RIBOFLAVIN SYNTHASE BETA CHAIN

 Structural Features

(-) Chains, Units

  12345
Asymmetric Unit : ABCDE
Biological Unit 1 (2x): ABCDE

Summary Information (see also Sequences/Alignments below)

(-) Ligands, Modified Residues, Ions  (9, 29)

Asymmetric Unit (9, 29)
No.NameCountTypeFull Name
1ACY5Ligand/IonACETIC ACID
2D1D1Ligand/Ion(4S,5S)-1,2-DITHIANE-4,5-DIOL
3DTU2Ligand/Ion(2R,3S)-1,4-DIMERCAPTOBUTANE-2,3-DIOL
4DTV3Ligand/Ion(2S,3S)-1,4-DIMERCAPTOBUTANE-2,3-DIOL
5K13Ligand/IonPOTASSIUM ION
6T1P1Ligand/Ion3-{2,6,8-TRIOXO-9-[(2R,3S,4R)-2,3,4,5-TETRAHYDROXYPENTYL]-1,2,3,6,8,9-HEXAHYDRO-7H-PURIN-7-YL}PROPYL DIHYDROGEN PHOSPHATE
7T2P1Ligand/Ion3-{2,6,8-TRIOXO-9-[(2S,3R,4R)-2,3,4,5-TETRAHYDROXYPENTYL]-1,2,3,6,8,9-HEXAHYDRO-7H-PURIN-7-YL}PROPYL DIHYDROGEN PHOSPHATE
8T4P2Ligand/Ion3-{2,6,8-TRIOXO-9-[(2R,3R,4R)-2,3,4,5-TETRAHYDROXYPENTYL]-1,2,3,6,8,9-HEXAHYDRO-7H-PURIN-7-YL}PROPYL DIHYDROGEN PHOSPHATE
9T5P1Ligand/Ion3-{2,6,8-TRIOXO-9-[(2S,3S,4R)-2,3,4,5-TETRAHYDROXYPENTYL]-1,2,3,6,8,9-HEXAHYDRO-7H-PURIN-7-YL}PROPYL DIHYDROGEN PHOSPHATE
Biological Unit 1 (8, 32)
No.NameCountTypeFull Name
1ACY10Ligand/IonACETIC ACID
2D1D2Ligand/Ion(4S,5S)-1,2-DITHIANE-4,5-DIOL
3DTU4Ligand/Ion(2R,3S)-1,4-DIMERCAPTOBUTANE-2,3-DIOL
4DTV6Ligand/Ion(2S,3S)-1,4-DIMERCAPTOBUTANE-2,3-DIOL
5K-1Ligand/IonPOTASSIUM ION
6T1P2Ligand/Ion3-{2,6,8-TRIOXO-9-[(2R,3S,4R)-2,3,4,5-TETRAHYDROXYPENTYL]-1,2,3,6,8,9-HEXAHYDRO-7H-PURIN-7-YL}PROPYL DIHYDROGEN PHOSPHATE
7T2P2Ligand/Ion3-{2,6,8-TRIOXO-9-[(2S,3R,4R)-2,3,4,5-TETRAHYDROXYPENTYL]-1,2,3,6,8,9-HEXAHYDRO-7H-PURIN-7-YL}PROPYL DIHYDROGEN PHOSPHATE
8T4P4Ligand/Ion3-{2,6,8-TRIOXO-9-[(2R,3R,4R)-2,3,4,5-TETRAHYDROXYPENTYL]-1,2,3,6,8,9-HEXAHYDRO-7H-PURIN-7-YL}PROPYL DIHYDROGEN PHOSPHATE
9T5P2Ligand/Ion3-{2,6,8-TRIOXO-9-[(2S,3S,4R)-2,3,4,5-TETRAHYDROXYPENTYL]-1,2,3,6,8,9-HEXAHYDRO-7H-PURIN-7-YL}PROPYL DIHYDROGEN PHOSPHATE

(-) Sites  (27, 27)

Asymmetric Unit (27, 27)
No.NameEvidenceResiduesDescription
01AC1SOFTWAREALA A:70 , HIS A:73 , THR A:110 , HOH A:2033 , HOH A:2056 , HOH A:2092BINDING SITE FOR RESIDUE K A1164
02AC2SOFTWAREALA A:34 , GLY A:38 , ALA A:129 , GLY A:130 , ASP A:137 , HOH A:2021 , HOH B:2026BINDING SITE FOR RESIDUE K A1165
03AC3SOFTWAREGLU A:155 , LEU A:156 , ARG A:157 , HIS A:159BINDING SITE FOR RESIDUE K A1166
04AC4SOFTWAREALA B:70 , HIS B:73 , THR B:110 , HOH B:2044 , HOH B:2058 , HOH B:2086BINDING SITE FOR RESIDUE K B1164
05AC5SOFTWAREALA B:34 , GLY B:38 , ALA B:129 , GLY B:130 , ASP B:137 , HOH B:2015 , HOH B:2017BINDING SITE FOR RESIDUE K B1165
06AC6SOFTWAREGLU B:155 , LEU B:156 , ARG B:157 , HOH B:2126 , LEU E:156 , ARG E:157 , HOH E:2127BINDING SITE FOR RESIDUE K B1166
07AC7SOFTWAREALA C:70 , HIS C:73 , THR C:110 , HOH C:2036 , HOH C:2039 , HOH C:2067BINDING SITE FOR RESIDUE K C1163
08AC8SOFTWAREALA C:34 , ALA C:129 , GLY C:130 , ASP C:137 , HOH C:2010 , HOH C:2091BINDING SITE FOR RESIDUE K C1164
09AC9SOFTWARELEU C:156 , ARG C:157 , GLU D:155 , LEU D:156 , ARG D:157 , HOH D:2118BINDING SITE FOR RESIDUE K C1165
10BC1SOFTWAREALA D:70 , HIS D:73 , THR D:110 , HOH D:2027 , HOH D:2052 , HOH D:2085BINDING SITE FOR RESIDUE K D1164
11BC2SOFTWAREALA D:34 , ALA D:129 , GLY D:130 , ASP D:137 , HOH D:2018 , HOH D:2019BINDING SITE FOR RESIDUE K D1165
12BC3SOFTWAREALA E:70 , HIS E:73 , THR E:110 , HOH E:2029 , HOH E:2060 , HOH E:2088BINDING SITE FOR RESIDUE K E1164
13BC4SOFTWAREALA E:34 , ALA E:129 , GLY E:130 , ASP E:137 , HOH E:2021 , HOH E:2022BINDING SITE FOR RESIDUE K E1165
14BC5SOFTWAREASP A:14 , CYS A:46 , ALA A:148BINDING SITE FOR RESIDUE DTU A1162
15BC6SOFTWARETRP A:27 , HIS A:28 , ALA A:59 , ILE A:60 , GLU A:61 , VAL A:81 , VAL A:82 , ILE A:83 , GLY A:85 , GLN A:86 , THR A:87 , HIS A:89 , HOH A:2063 , HOH A:2132 , HOH A:2133 , HOH A:2134 , HOH A:2135 , HOH A:2136 , ALA B:113 , ASN B:114 , ARG B:128 , LYS B:138 , HOH B:2117BINDING SITE FOR RESIDUE T1P A1163
16BC7SOFTWARECYS B:46 , VAL B:144 , ALA B:148BINDING SITE FOR RESIDUE DTU B1162
17BC8SOFTWARETRP B:27 , GLY B:58 , ALA B:59 , ILE B:60 , GLU B:61 , VAL B:81 , VAL B:82 , ILE B:83 , GLY B:85 , GLN B:86 , THR B:87 , HIS B:89 , HOH B:2004 , HOH B:2066 , HOH B:2130 , HOH B:2131 , HOH B:2132 , ALA C:113 , ASN C:114 , ARG C:128 , LYS C:138 , HOH C:2090BINDING SITE FOR RESIDUE T2P B1163
18BC9SOFTWARECYS C:46 , LEU C:151BINDING SITE FOR RESIDUE DTV C1161
19CC1SOFTWARETRP C:27 , HIS C:28 , GLY C:58 , ALA C:59 , ILE C:60 , GLU C:61 , VAL C:81 , VAL C:82 , ILE C:83 , GLY C:85 , THR C:87 , HIS C:89 , HOH C:2043 , HOH C:2104 , HOH C:2105 , HOH C:2106 , HOH C:2107 , HOH C:2108 , ALA D:113 , ASN D:114 , ARG D:128 , LYS D:138 , HOH D:2105BINDING SITE FOR RESIDUE T5P C1162
20CC2SOFTWAREASP D:14 , ALA D:15 , CYS D:46 , LEU D:147 , LEU D:151BINDING SITE FOR RESIDUE DTV D1162
21CC3SOFTWARETRP D:27 , HIS D:28 , GLY D:58 , ALA D:59 , ILE D:60 , GLU D:61 , VAL D:81 , VAL D:82 , ILE D:83 , GLY D:85 , GLN D:86 , THR D:87 , HIS D:89 , HOH D:2006 , HOH D:2008 , HOH D:2057 , HOH D:2121 , HOH D:2122 , ALA E:113 , ASN E:114 , ARG E:128 , LYS E:138 , HOH E:2112BINDING SITE FOR RESIDUE T4P D1163
22CC4SOFTWAREALA E:15 , CYS E:46 , D1D E:1166BINDING SITE FOR RESIDUE DTV E1162
23CC5SOFTWAREALA A:113 , ASN A:114 , ARG A:128 , LYS A:138 , HOH A:2115 , TRP E:27 , HIS E:28 , ALA E:59 , ILE E:60 , GLU E:61 , VAL E:81 , VAL E:82 , ILE E:83 , GLY E:85 , GLN E:86 , THR E:87 , HIS E:89 , HOH E:2010 , HOH E:2067 , HOH E:2129 , HOH E:2130 , HOH E:2131 , HOH E:2132 , HOH E:2133BINDING SITE FOR RESIDUE T4P E1163
24CC6SOFTWAREVAL D:42 , GLY D:45 , VAL E:42 , GLY E:45 , CYS E:46 , DTV E:1162BINDING SITE FOR RESIDUE D1D E1166
25CC7SOFTWAREVAL A:56 , LEU A:57BINDING SITE FOR RESIDUE ACY A1161
26CC8SOFTWAREHOH B:2129BINDING SITE FOR RESIDUE ACY B1161
27CC9SOFTWAREARG D:55BINDING SITE FOR RESIDUE ACY D1161

(-) SS Bonds  (0, 0)

(no "SS Bond" information available for 1W19)

(-) Cis Peptide Bonds  (1, 1)

Asymmetric Unit
No.Residues
1His E:159 -Ser E:160

 Sequence-Structure Mapping

(-) SAPs(SNPs)/Variants  (0, 0)

(no "SAP(SNP)/Variant" information available for 1W19)

(-) PROSITE Motifs  (0, 0)

(no "PROSITE Motif" information available for 1W19)

(-) Exons   (0, 0)

(no "Exon" information available for 1W19)

(-) Sequences/Alignments

Asymmetric Unit
   Reformat: Number of residues per line =  ('0' or empty: single-line sequence representation)
  Number of residues per labelling interval =   
  UniProt sequence: complete  aligned part    
   Show mapping: SCOP domains CATH domains Pfam domains Secondary structure (by author)
SAPs(SNPs) PROSITE motifs Exons
(details for a mapped element are shown in a popup box when the mouse pointer rests over it) 
Chain A from PDB  Type:PROTEIN  Length:147
 aligned with RISB_MYCBO | P66035 from UniProtKB/Swiss-Prot  Length:160

    Alignment length:147
                                    23        33        43        53        63        73        83        93       103       113       123       133       143       153       
           RISB_MYCBO    14 DASGVRLAIVASSWHGKICDALLDGARKVAAGCGLDDPTVVRVLGAIEIPVVAQELARNHDAVVALGVVIRGQTPHFDYVCDAVTQGLTRVSLDSSTPIANGVLTTNTEEQALDRAGLPTSAEDKGAQATVAALATALTLRELRAHS 160
               SCOP domains --------------------------------------------------------------------------------------------------------------------------------------------------- SCOP domains
               CATH domains 1w19A00 A:14-160  [code=3.40.50.960, no name defined]                                                                                               CATH domains
               Pfam domains --------------------------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author ......eeeee...hhhhhhhhhhhhhhhhhhh.....eeee..hhhhhhhhhhhhh....eeeeeeeee....hhhhhhhhhhhhhhhhhhhhhh..eeeeeeee.hhhhhhh.........hhhhhhhhhhhhhhhhhhhhh... Sec.struct. author
                 SAPs(SNPs) --------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE --------------------------------------------------------------------------------------------------------------------------------------------------- PROSITE
                 Transcript --------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 1w19 A  14 DASGVRLAIVASSWHGKICDALLDGARKVAAGCGLDDPTVVRVLGAIEIPVVAQELARNHDAVVALGVVIRGQTPHFDYVCDAVTQGLTRVSLDSSTPIANGVLTTNTEEQALDRAGLPTSAEDKGAQATVAALATALTLRELRAHS 160
                                    23        33        43        53        63        73        83        93       103       113       123       133       143       153       


Chain A from PDB  Type:PROTEIN  Length:147
 aligned with RISB_MYCTO | P9WHE8 from UniProtKB/Swiss-Prot  Length:160

    Alignment length:147
                                    23        33        43        53        63        73        83        93       103       113       123       133       143       153       
           RISB_MYCTO    14 DASGVRLAIVASSWHGKICDALLDGARKVAAGCGLDDPTVVRVLGAIEIPVVAQELARNHDAVVALGVVIRGQTPHFDYVCDAVTQGLTRVSLDSSTPIANGVLTTNTEEQALDRAGLPTSAEDKGAQATVAALATALTLRELRAHS 160
               SCOP domains --------------------------------------------------------------------------------------------------------------------------------------------------- SCOP domains
               CATH domains 1w19A00 A:14-160  [code=3.40.50.960, no name defined]                                                                                               CATH domains
               Pfam domains --------------------------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author ......eeeee...hhhhhhhhhhhhhhhhhhh.....eeee..hhhhhhhhhhhhh....eeeeeeeee....hhhhhhhhhhhhhhhhhhhhhh..eeeeeeee.hhhhhhh.........hhhhhhhhhhhhhhhhhhhhh... Sec.struct. author
                 SAPs(SNPs) --------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE --------------------------------------------------------------------------------------------------------------------------------------------------- PROSITE
                 Transcript --------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 1w19 A  14 DASGVRLAIVASSWHGKICDALLDGARKVAAGCGLDDPTVVRVLGAIEIPVVAQELARNHDAVVALGVVIRGQTPHFDYVCDAVTQGLTRVSLDSSTPIANGVLTTNTEEQALDRAGLPTSAEDKGAQATVAALATALTLRELRAHS 160
                                    23        33        43        53        63        73        83        93       103       113       123       133       143       153       


Chain A from PDB  Type:PROTEIN  Length:147
 aligned with RISB_MYCTU | P9WHE9 from UniProtKB/Swiss-Prot  Length:160

    Alignment length:147
                                    23        33        43        53        63        73        83        93       103       113       123       133       143       153       
           RISB_MYCTU    14 DASGVRLAIVASSWHGKICDALLDGARKVAAGCGLDDPTVVRVLGAIEIPVVAQELARNHDAVVALGVVIRGQTPHFDYVCDAVTQGLTRVSLDSSTPIANGVLTTNTEEQALDRAGLPTSAEDKGAQATVAALATALTLRELRAHS 160
               SCOP domains --------------------------------------------------------------------------------------------------------------------------------------------------- SCOP domains
               CATH domains 1w19A00 A:14-160  [code=3.40.50.960, no name defined]                                                                                               CATH domains
               Pfam domains --------------------------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author ......eeeee...hhhhhhhhhhhhhhhhhhh.....eeee..hhhhhhhhhhhhh....eeeeeeeee....hhhhhhhhhhhhhhhhhhhhhh..eeeeeeee.hhhhhhh.........hhhhhhhhhhhhhhhhhhhhh... Sec.struct. author
                 SAPs(SNPs) --------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE --------------------------------------------------------------------------------------------------------------------------------------------------- PROSITE
                 Transcript --------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 1w19 A  14 DASGVRLAIVASSWHGKICDALLDGARKVAAGCGLDDPTVVRVLGAIEIPVVAQELARNHDAVVALGVVIRGQTPHFDYVCDAVTQGLTRVSLDSSTPIANGVLTTNTEEQALDRAGLPTSAEDKGAQATVAALATALTLRELRAHS 160
                                    23        33        43        53        63        73        83        93       103       113       123       133       143       153       


Chain B from PDB  Type:PROTEIN  Length:147
 aligned with RISB_MYCBO | P66035 from UniProtKB/Swiss-Prot  Length:160

    Alignment length:147
                                    23        33        43        53        63        73        83        93       103       113       123       133       143       153       
           RISB_MYCBO    14 DASGVRLAIVASSWHGKICDALLDGARKVAAGCGLDDPTVVRVLGAIEIPVVAQELARNHDAVVALGVVIRGQTPHFDYVCDAVTQGLTRVSLDSSTPIANGVLTTNTEEQALDRAGLPTSAEDKGAQATVAALATALTLRELRAHS 160
               SCOP domains --------------------------------------------------------------------------------------------------------------------------------------------------- SCOP domains
               CATH domains 1w19B00 B:14-160  [code=3.40.50.960, no name defined]                                                                                               CATH domains
               Pfam domains --------------------------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author ......eeeee...hhhhhhhhhhhhhhhhhhh.....eeee..hhhhhhhhhhhhhh...eeeeeeeee....hhhhhhhhhhhhhhhhhhhhhh..eeeeeeee.hhhhhhh.........hhhhhhhhhhhhhhhhhhhhh... Sec.struct. author
                 SAPs(SNPs) --------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE --------------------------------------------------------------------------------------------------------------------------------------------------- PROSITE
                 Transcript --------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 1w19 B  14 DASGVRLAIVASSWHGKICDALLDGARKVAAGCGLDDPTVVRVLGAIEIPVVAQELARNHDAVVALGVVIRGQTPHFDYVCDAVTQGLTRVSLDSSTPIANGVLTTNTEEQALDRAGLPTSAEDKGAQATVAALATALTLRELRAHS 160
                                    23        33        43        53        63        73        83        93       103       113       123       133       143       153       


Chain B from PDB  Type:PROTEIN  Length:147
 aligned with RISB_MYCTO | P9WHE8 from UniProtKB/Swiss-Prot  Length:160

    Alignment length:147
                                    23        33        43        53        63        73        83        93       103       113       123       133       143       153       
           RISB_MYCTO    14 DASGVRLAIVASSWHGKICDALLDGARKVAAGCGLDDPTVVRVLGAIEIPVVAQELARNHDAVVALGVVIRGQTPHFDYVCDAVTQGLTRVSLDSSTPIANGVLTTNTEEQALDRAGLPTSAEDKGAQATVAALATALTLRELRAHS 160
               SCOP domains --------------------------------------------------------------------------------------------------------------------------------------------------- SCOP domains
               CATH domains 1w19B00 B:14-160  [code=3.40.50.960, no name defined]                                                                                               CATH domains
               Pfam domains --------------------------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author ......eeeee...hhhhhhhhhhhhhhhhhhh.....eeee..hhhhhhhhhhhhhh...eeeeeeeee....hhhhhhhhhhhhhhhhhhhhhh..eeeeeeee.hhhhhhh.........hhhhhhhhhhhhhhhhhhhhh... Sec.struct. author
                 SAPs(SNPs) --------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE --------------------------------------------------------------------------------------------------------------------------------------------------- PROSITE
                 Transcript --------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 1w19 B  14 DASGVRLAIVASSWHGKICDALLDGARKVAAGCGLDDPTVVRVLGAIEIPVVAQELARNHDAVVALGVVIRGQTPHFDYVCDAVTQGLTRVSLDSSTPIANGVLTTNTEEQALDRAGLPTSAEDKGAQATVAALATALTLRELRAHS 160
                                    23        33        43        53        63        73        83        93       103       113       123       133       143       153       


Chain B from PDB  Type:PROTEIN  Length:147
 aligned with RISB_MYCTU | P9WHE9 from UniProtKB/Swiss-Prot  Length:160

    Alignment length:147
                                    23        33        43        53        63        73        83        93       103       113       123       133       143       153       
           RISB_MYCTU    14 DASGVRLAIVASSWHGKICDALLDGARKVAAGCGLDDPTVVRVLGAIEIPVVAQELARNHDAVVALGVVIRGQTPHFDYVCDAVTQGLTRVSLDSSTPIANGVLTTNTEEQALDRAGLPTSAEDKGAQATVAALATALTLRELRAHS 160
               SCOP domains --------------------------------------------------------------------------------------------------------------------------------------------------- SCOP domains
               CATH domains 1w19B00 B:14-160  [code=3.40.50.960, no name defined]                                                                                               CATH domains
               Pfam domains --------------------------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author ......eeeee...hhhhhhhhhhhhhhhhhhh.....eeee..hhhhhhhhhhhhhh...eeeeeeeee....hhhhhhhhhhhhhhhhhhhhhh..eeeeeeee.hhhhhhh.........hhhhhhhhhhhhhhhhhhhhh... Sec.struct. author
                 SAPs(SNPs) --------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE --------------------------------------------------------------------------------------------------------------------------------------------------- PROSITE
                 Transcript --------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 1w19 B  14 DASGVRLAIVASSWHGKICDALLDGARKVAAGCGLDDPTVVRVLGAIEIPVVAQELARNHDAVVALGVVIRGQTPHFDYVCDAVTQGLTRVSLDSSTPIANGVLTTNTEEQALDRAGLPTSAEDKGAQATVAALATALTLRELRAHS 160
                                    23        33        43        53        63        73        83        93       103       113       123       133       143       153       


Chain C from PDB  Type:PROTEIN  Length:146
 aligned with RISB_MYCBO | P66035 from UniProtKB/Swiss-Prot  Length:160

    Alignment length:146
                                    24        34        44        54        64        74        84        94       104       114       124       134       144       154      
           RISB_MYCBO    15 ASGVRLAIVASSWHGKICDALLDGARKVAAGCGLDDPTVVRVLGAIEIPVVAQELARNHDAVVALGVVIRGQTPHFDYVCDAVTQGLTRVSLDSSTPIANGVLTTNTEEQALDRAGLPTSAEDKGAQATVAALATALTLRELRAHS 160
               SCOP domains -------------------------------------------------------------------------------------------------------------------------------------------------- SCOP domains
               CATH domains 1w19C00 C:15-160  [code=3.40.50.960, no name defined]                                                                                              CATH domains
               Pfam domains -------------------------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author .....eeeee...hhhhhhhhhhhhhhhhhhh.....eeee..hhhhhhhhhhhhhh...eeeeeeeee....hhhhhhhhhhhhhhhhhhhhhh..eeeeeeee.hhhhhhh.........hhhhhhhhhhhhhhhhhhhhh... Sec.struct. author
                 SAPs(SNPs) -------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE -------------------------------------------------------------------------------------------------------------------------------------------------- PROSITE
                 Transcript -------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 1w19 C  15 ASGVRLAIVASSWHGKICDALLDGARKVAAGCGLDDPTVVRVLGAIEIPVVAQELARNHDAVVALGVVIRGQTPHFDYVCDAVTQGLTRVSLDSSTPIANGVLTTNTEEQALDRAGLPTSAEDKGAQATVAALATALTLRELRAHS 160
                                    24        34        44        54        64        74        84        94       104       114       124       134       144       154      


Chain C from PDB  Type:PROTEIN  Length:146
 aligned with RISB_MYCTO | P9WHE8 from UniProtKB/Swiss-Prot  Length:160

    Alignment length:146
                                    24        34        44        54        64        74        84        94       104       114       124       134       144       154      
           RISB_MYCTO    15 ASGVRLAIVASSWHGKICDALLDGARKVAAGCGLDDPTVVRVLGAIEIPVVAQELARNHDAVVALGVVIRGQTPHFDYVCDAVTQGLTRVSLDSSTPIANGVLTTNTEEQALDRAGLPTSAEDKGAQATVAALATALTLRELRAHS 160
               SCOP domains -------------------------------------------------------------------------------------------------------------------------------------------------- SCOP domains
               CATH domains 1w19C00 C:15-160  [code=3.40.50.960, no name defined]                                                                                              CATH domains
               Pfam domains -------------------------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author .....eeeee...hhhhhhhhhhhhhhhhhhh.....eeee..hhhhhhhhhhhhhh...eeeeeeeee....hhhhhhhhhhhhhhhhhhhhhh..eeeeeeee.hhhhhhh.........hhhhhhhhhhhhhhhhhhhhh... Sec.struct. author
                 SAPs(SNPs) -------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE -------------------------------------------------------------------------------------------------------------------------------------------------- PROSITE
                 Transcript -------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 1w19 C  15 ASGVRLAIVASSWHGKICDALLDGARKVAAGCGLDDPTVVRVLGAIEIPVVAQELARNHDAVVALGVVIRGQTPHFDYVCDAVTQGLTRVSLDSSTPIANGVLTTNTEEQALDRAGLPTSAEDKGAQATVAALATALTLRELRAHS 160
                                    24        34        44        54        64        74        84        94       104       114       124       134       144       154      


Chain C from PDB  Type:PROTEIN  Length:146
 aligned with RISB_MYCTU | P9WHE9 from UniProtKB/Swiss-Prot  Length:160

    Alignment length:146
                                    24        34        44        54        64        74        84        94       104       114       124       134       144       154      
           RISB_MYCTU    15 ASGVRLAIVASSWHGKICDALLDGARKVAAGCGLDDPTVVRVLGAIEIPVVAQELARNHDAVVALGVVIRGQTPHFDYVCDAVTQGLTRVSLDSSTPIANGVLTTNTEEQALDRAGLPTSAEDKGAQATVAALATALTLRELRAHS 160
               SCOP domains -------------------------------------------------------------------------------------------------------------------------------------------------- SCOP domains
               CATH domains 1w19C00 C:15-160  [code=3.40.50.960, no name defined]                                                                                              CATH domains
               Pfam domains -------------------------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author .....eeeee...hhhhhhhhhhhhhhhhhhh.....eeee..hhhhhhhhhhhhhh...eeeeeeeee....hhhhhhhhhhhhhhhhhhhhhh..eeeeeeee.hhhhhhh.........hhhhhhhhhhhhhhhhhhhhh... Sec.struct. author
                 SAPs(SNPs) -------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE -------------------------------------------------------------------------------------------------------------------------------------------------- PROSITE
                 Transcript -------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 1w19 C  15 ASGVRLAIVASSWHGKICDALLDGARKVAAGCGLDDPTVVRVLGAIEIPVVAQELARNHDAVVALGVVIRGQTPHFDYVCDAVTQGLTRVSLDSSTPIANGVLTTNTEEQALDRAGLPTSAEDKGAQATVAALATALTLRELRAHS 160
                                    24        34        44        54        64        74        84        94       104       114       124       134       144       154      


Chain D from PDB  Type:PROTEIN  Length:147
 aligned with RISB_MYCBO | P66035 from UniProtKB/Swiss-Prot  Length:160

    Alignment length:147
                                    23        33        43        53        63        73        83        93       103       113       123       133       143       153       
           RISB_MYCBO    14 DASGVRLAIVASSWHGKICDALLDGARKVAAGCGLDDPTVVRVLGAIEIPVVAQELARNHDAVVALGVVIRGQTPHFDYVCDAVTQGLTRVSLDSSTPIANGVLTTNTEEQALDRAGLPTSAEDKGAQATVAALATALTLRELRAHS 160
               SCOP domains --------------------------------------------------------------------------------------------------------------------------------------------------- SCOP domains
               CATH domains 1w19D00 D:14-160  [code=3.40.50.960, no name defined]                                                                                               CATH domains
               Pfam domains --------------------------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author ......eeeee...hhhhhhhhhhhhhhhhhhh.....eeee..hhhhhhhhhhhhhh...eeeeeeeee....hhhhhhhhhhhhhhhhhhhhhh..eeeeeeee.hhhhhhhh........hhhhhhhhhhhhhhhhhhhhh... Sec.struct. author
                 SAPs(SNPs) --------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE --------------------------------------------------------------------------------------------------------------------------------------------------- PROSITE
                 Transcript --------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 1w19 D  14 DASGVRLAIVASSWHGKICDALLDGARKVAAGCGLDDPTVVRVLGAIEIPVVAQELARNHDAVVALGVVIRGQTPHFDYVCDAVTQGLTRVSLDSSTPIANGVLTTNTEEQALDRAGLPTSAEDKGAQATVAALATALTLRELRAHS 160
                                    23        33        43        53        63        73        83        93       103       113       123       133       143       153       


Chain D from PDB  Type:PROTEIN  Length:147
 aligned with RISB_MYCTO | P9WHE8 from UniProtKB/Swiss-Prot  Length:160

    Alignment length:147
                                    23        33        43        53        63        73        83        93       103       113       123       133       143       153       
           RISB_MYCTO    14 DASGVRLAIVASSWHGKICDALLDGARKVAAGCGLDDPTVVRVLGAIEIPVVAQELARNHDAVVALGVVIRGQTPHFDYVCDAVTQGLTRVSLDSSTPIANGVLTTNTEEQALDRAGLPTSAEDKGAQATVAALATALTLRELRAHS 160
               SCOP domains --------------------------------------------------------------------------------------------------------------------------------------------------- SCOP domains
               CATH domains 1w19D00 D:14-160  [code=3.40.50.960, no name defined]                                                                                               CATH domains
               Pfam domains --------------------------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author ......eeeee...hhhhhhhhhhhhhhhhhhh.....eeee..hhhhhhhhhhhhhh...eeeeeeeee....hhhhhhhhhhhhhhhhhhhhhh..eeeeeeee.hhhhhhhh........hhhhhhhhhhhhhhhhhhhhh... Sec.struct. author
                 SAPs(SNPs) --------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE --------------------------------------------------------------------------------------------------------------------------------------------------- PROSITE
                 Transcript --------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 1w19 D  14 DASGVRLAIVASSWHGKICDALLDGARKVAAGCGLDDPTVVRVLGAIEIPVVAQELARNHDAVVALGVVIRGQTPHFDYVCDAVTQGLTRVSLDSSTPIANGVLTTNTEEQALDRAGLPTSAEDKGAQATVAALATALTLRELRAHS 160
                                    23        33        43        53        63        73        83        93       103       113       123       133       143       153       


Chain D from PDB  Type:PROTEIN  Length:147
 aligned with RISB_MYCTU | P9WHE9 from UniProtKB/Swiss-Prot  Length:160

    Alignment length:147
                                    23        33        43        53        63        73        83        93       103       113       123       133       143       153       
           RISB_MYCTU    14 DASGVRLAIVASSWHGKICDALLDGARKVAAGCGLDDPTVVRVLGAIEIPVVAQELARNHDAVVALGVVIRGQTPHFDYVCDAVTQGLTRVSLDSSTPIANGVLTTNTEEQALDRAGLPTSAEDKGAQATVAALATALTLRELRAHS 160
               SCOP domains --------------------------------------------------------------------------------------------------------------------------------------------------- SCOP domains
               CATH domains 1w19D00 D:14-160  [code=3.40.50.960, no name defined]                                                                                               CATH domains
               Pfam domains --------------------------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author ......eeeee...hhhhhhhhhhhhhhhhhhh.....eeee..hhhhhhhhhhhhhh...eeeeeeeee....hhhhhhhhhhhhhhhhhhhhhh..eeeeeeee.hhhhhhhh........hhhhhhhhhhhhhhhhhhhhh... Sec.struct. author
                 SAPs(SNPs) --------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE --------------------------------------------------------------------------------------------------------------------------------------------------- PROSITE
                 Transcript --------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 1w19 D  14 DASGVRLAIVASSWHGKICDALLDGARKVAAGCGLDDPTVVRVLGAIEIPVVAQELARNHDAVVALGVVIRGQTPHFDYVCDAVTQGLTRVSLDSSTPIANGVLTTNTEEQALDRAGLPTSAEDKGAQATVAALATALTLRELRAHS 160
                                    23        33        43        53        63        73        83        93       103       113       123       133       143       153       


Chain E from PDB  Type:PROTEIN  Length:146
 aligned with RISB_MYCBO | P66035 from UniProtKB/Swiss-Prot  Length:160

    Alignment length:146
                                    24        34        44        54        64        74        84        94       104       114       124       134       144       154      
           RISB_MYCBO    15 ASGVRLAIVASSWHGKICDALLDGARKVAAGCGLDDPTVVRVLGAIEIPVVAQELARNHDAVVALGVVIRGQTPHFDYVCDAVTQGLTRVSLDSSTPIANGVLTTNTEEQALDRAGLPTSAEDKGAQATVAALATALTLRELRAHS 160
               SCOP domains -------------------------------------------------------------------------------------------------------------------------------------------------- SCOP domains
               CATH domains 1w19E00 E:15-160  [code=3.40.50.960, no name defined]                                                                                              CATH domains
           Pfam domains (1) DMRL_synthase-1w19E01 E:15-156                                                                                                                ---- Pfam domains (1)
           Pfam domains (2) DMRL_synthase-1w19E02 E:15-156                                                                                                                ---- Pfam domains (2)
           Pfam domains (3) DMRL_synthase-1w19E03 E:15-156                                                                                                                ---- Pfam domains (3)
           Pfam domains (4) DMRL_synthase-1w19E04 E:15-156                                                                                                                ---- Pfam domains (4)
           Pfam domains (5) DMRL_synthase-1w19E05 E:15-156                                                                                                                ---- Pfam domains (5)
         Sec.struct. author .....eeeee...hhhhhhhhhhhhhhhhhhh.....eeee..hhhhhhhhhhhhhh...eeeeeeeee....hhhhhhhhhhhhhhhhhhhhhh..eeeeeeee.hhhhhhh.........hhhhhhhhhhhhhhhhhhhhh... Sec.struct. author
                 SAPs(SNPs) -------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE -------------------------------------------------------------------------------------------------------------------------------------------------- PROSITE
                 Transcript -------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 1w19 E  15 ASGVRLAIVASSWHGKICDALLDGARKVAAGCGLDDPTVVRVLGAIEIPVVAQELARNHDAVVALGVVIRGQTPHFDYVCDAVTQGLTRVSLDSSTPIANGVLTTNTEEQALDRAGLPTSAEDKGAQATVAALATALTLRELRAHS 160
                                    24        34        44        54        64        74        84        94       104       114       124       134       144       154      


Chain E from PDB  Type:PROTEIN  Length:146
 aligned with RISB_MYCTO | P9WHE8 from UniProtKB/Swiss-Prot  Length:160

    Alignment length:146
                                    24        34        44        54        64        74        84        94       104       114       124       134       144       154      
           RISB_MYCTO    15 ASGVRLAIVASSWHGKICDALLDGARKVAAGCGLDDPTVVRVLGAIEIPVVAQELARNHDAVVALGVVIRGQTPHFDYVCDAVTQGLTRVSLDSSTPIANGVLTTNTEEQALDRAGLPTSAEDKGAQATVAALATALTLRELRAHS 160
               SCOP domains -------------------------------------------------------------------------------------------------------------------------------------------------- SCOP domains
               CATH domains 1w19E00 E:15-160  [code=3.40.50.960, no name defined]                                                                                              CATH domains
           Pfam domains (1) DMRL_synthase-1w19E01 E:15-156                                                                                                                ---- Pfam domains (1)
           Pfam domains (2) DMRL_synthase-1w19E02 E:15-156                                                                                                                ---- Pfam domains (2)
           Pfam domains (3) DMRL_synthase-1w19E03 E:15-156                                                                                                                ---- Pfam domains (3)
           Pfam domains (4) DMRL_synthase-1w19E04 E:15-156                                                                                                                ---- Pfam domains (4)
           Pfam domains (5) DMRL_synthase-1w19E05 E:15-156                                                                                                                ---- Pfam domains (5)
         Sec.struct. author .....eeeee...hhhhhhhhhhhhhhhhhhh.....eeee..hhhhhhhhhhhhhh...eeeeeeeee....hhhhhhhhhhhhhhhhhhhhhh..eeeeeeee.hhhhhhh.........hhhhhhhhhhhhhhhhhhhhh... Sec.struct. author
                 SAPs(SNPs) -------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE -------------------------------------------------------------------------------------------------------------------------------------------------- PROSITE
                 Transcript -------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 1w19 E  15 ASGVRLAIVASSWHGKICDALLDGARKVAAGCGLDDPTVVRVLGAIEIPVVAQELARNHDAVVALGVVIRGQTPHFDYVCDAVTQGLTRVSLDSSTPIANGVLTTNTEEQALDRAGLPTSAEDKGAQATVAALATALTLRELRAHS 160
                                    24        34        44        54        64        74        84        94       104       114       124       134       144       154      


Chain E from PDB  Type:PROTEIN  Length:146
 aligned with RISB_MYCTU | P9WHE9 from UniProtKB/Swiss-Prot  Length:160

    Alignment length:146
                                    24        34        44        54        64        74        84        94       104       114       124       134       144       154      
           RISB_MYCTU    15 ASGVRLAIVASSWHGKICDALLDGARKVAAGCGLDDPTVVRVLGAIEIPVVAQELARNHDAVVALGVVIRGQTPHFDYVCDAVTQGLTRVSLDSSTPIANGVLTTNTEEQALDRAGLPTSAEDKGAQATVAALATALTLRELRAHS 160
               SCOP domains -------------------------------------------------------------------------------------------------------------------------------------------------- SCOP domains
               CATH domains 1w19E00 E:15-160  [code=3.40.50.960, no name defined]                                                                                              CATH domains
           Pfam domains (1) DMRL_synthase-1w19E01 E:15-156                                                                                                                ---- Pfam domains (1)
           Pfam domains (2) DMRL_synthase-1w19E02 E:15-156                                                                                                                ---- Pfam domains (2)
           Pfam domains (3) DMRL_synthase-1w19E03 E:15-156                                                                                                                ---- Pfam domains (3)
           Pfam domains (4) DMRL_synthase-1w19E04 E:15-156                                                                                                                ---- Pfam domains (4)
           Pfam domains (5) DMRL_synthase-1w19E05 E:15-156                                                                                                                ---- Pfam domains (5)
         Sec.struct. author .....eeeee...hhhhhhhhhhhhhhhhhhh.....eeee..hhhhhhhhhhhhhh...eeeeeeeee....hhhhhhhhhhhhhhhhhhhhhh..eeeeeeee.hhhhhhh.........hhhhhhhhhhhhhhhhhhhhh... Sec.struct. author
                 SAPs(SNPs) -------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE -------------------------------------------------------------------------------------------------------------------------------------------------- PROSITE
                 Transcript -------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 1w19 E  15 ASGVRLAIVASSWHGKICDALLDGARKVAAGCGLDDPTVVRVLGAIEIPVVAQELARNHDAVVALGVVIRGQTPHFDYVCDAVTQGLTRVSLDSSTPIANGVLTTNTEEQALDRAGLPTSAEDKGAQATVAALATALTLRELRAHS 160
                                    24        34        44        54        64        74        84        94       104       114       124       134       144       154
   Legend:   → Mismatch (orange background)
  - → Gap (green background, '-', border residues have a numbering label)
    → Modified Residue (blue background, lower-case, 'x' indicates undefined single-letter code, labelled with number + name)
  x → Chemical Group (purple background, 'x', labelled with number + name, e.g. ACE or NH2)
  extra numbering lines below/above indicate numbering irregularities and modified residue names etc., number ends below/above '|'

 Classification and Annotation

(-) SCOP Domains  (0, 0)

(no "SCOP Domain" information available for 1W19)

(-) CATH Domains  (1, 5)

Asymmetric Unit
(-)
Class: Alpha Beta (26913)

(-) Pfam Domains  (1, 5)

Asymmetric Unit
(-)
Clan: no clan defined [family: DMRL_synthase] (19)

(-) Gene Ontology  (6, 14)

Asymmetric Unit(hide GO term definitions)
Chain A,B,C,D,E   (RISB_MYCBO | P66035)
molecular function
    GO:0000906    6,7-dimethyl-8-ribityllumazine synthase activity    Catalysis of the reaction: 3,4-dihydroxy-2-butanone-4-phosphate + 5-amino-6-ribitylamino-2,4(1H,3H)-pyrimidinedione = 6,7-dimethyl-8-ribityllumazine + phosphate.
    GO:0016740    transferase activity    Catalysis of the transfer of a group, e.g. a methyl group, glycosyl group, acyl group, phosphorus-containing, or other groups, from one compound (generally regarded as the donor) to another compound (generally regarded as the acceptor). Transferase is the systematic name for any enzyme of EC class 2.
biological process
    GO:0009231    riboflavin biosynthetic process    The chemical reactions and pathways resulting in the formation of riboflavin (vitamin B2), the precursor for the coenzymes flavin mononucleotide (FMN) and flavin adenine dinucleotide (FAD).
cellular component
    GO:0009349    riboflavin synthase complex    An flavoprotein that catalyzes the reaction the breakdown of dimethyl(ribityl)lumazine to form riboflavin and ribitylamino-amino-dihydroxypyrimidine.

Chain A,B,C,D,E   (RISB_MYCTU | P9WHE9)
molecular function
    GO:0000906    6,7-dimethyl-8-ribityllumazine synthase activity    Catalysis of the reaction: 3,4-dihydroxy-2-butanone-4-phosphate + 5-amino-6-ribitylamino-2,4(1H,3H)-pyrimidinedione = 6,7-dimethyl-8-ribityllumazine + phosphate.
    GO:0016740    transferase activity    Catalysis of the transfer of a group, e.g. a methyl group, glycosyl group, acyl group, phosphorus-containing, or other groups, from one compound (generally regarded as the donor) to another compound (generally regarded as the acceptor). Transferase is the systematic name for any enzyme of EC class 2.
biological process
    GO:0040007    growth    The increase in size or mass of an entire organism, a part of an organism or a cell.
    GO:0009231    riboflavin biosynthetic process    The chemical reactions and pathways resulting in the formation of riboflavin (vitamin B2), the precursor for the coenzymes flavin mononucleotide (FMN) and flavin adenine dinucleotide (FAD).
cellular component
    GO:0005829    cytosol    The part of the cytoplasm that does not contain organelles but which does contain other particulate matter, such as protein complexes.
    GO:0009349    riboflavin synthase complex    An flavoprotein that catalyzes the reaction the breakdown of dimethyl(ribityl)lumazine to form riboflavin and ribitylamino-amino-dihydroxypyrimidine.

Chain A,B,C,D,E   (RISB_MYCTO | P9WHE8)
molecular function
    GO:0000906    6,7-dimethyl-8-ribityllumazine synthase activity    Catalysis of the reaction: 3,4-dihydroxy-2-butanone-4-phosphate + 5-amino-6-ribitylamino-2,4(1H,3H)-pyrimidinedione = 6,7-dimethyl-8-ribityllumazine + phosphate.
    GO:0016740    transferase activity    Catalysis of the transfer of a group, e.g. a methyl group, glycosyl group, acyl group, phosphorus-containing, or other groups, from one compound (generally regarded as the donor) to another compound (generally regarded as the acceptor). Transferase is the systematic name for any enzyme of EC class 2.
biological process
    GO:0009231    riboflavin biosynthetic process    The chemical reactions and pathways resulting in the formation of riboflavin (vitamin B2), the precursor for the coenzymes flavin mononucleotide (FMN) and flavin adenine dinucleotide (FAD).
cellular component
    GO:0009349    riboflavin synthase complex    An flavoprotein that catalyzes the reaction the breakdown of dimethyl(ribityl)lumazine to form riboflavin and ribitylamino-amino-dihydroxypyrimidine.

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  1w19
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 Related Entries

(-) Entries Sharing at Least One Protein Chain (UniProt ID)

UniProtKB/Swiss-Prot
        RISB_MYCBO | P66035: 1w29
        RISB_MYCTO | P9WHE8: 1w29 2c92 2c94 2c97 2c9b 2c9d 2vi5
        RISB_MYCTU | P9WHE9: 1w29 2c92 2c94 2c97 2c9b 2c9d 2vi5

(-) Related Entries Specified in the PDB File

(no "Related Entries Specified in the PDB File" available for 1W19)