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(-) Description

Title :  STRUCTURE OF MYCOBACTERIUM SMEGMATIS PUTATIVE REDUCTASE MS0308
 
Authors :  D. Evangelopoulos, A. Gupta, N. Lack, N. Cronin, T. Daviter, E. Sim, N. H S. Bhakta
Date :  01 Nov 10  (Deposition) - 01 Dec 10  (Release) - 05 Feb 14  (Revision)
Method :  X-RAY DIFFRACTION
Resolution :  2.00
Chains :  Asym./Biol. Unit :  A,B
Keywords :  Oxidoreductase, Nadph (Keyword Search: [Gene Ontology, PubMed, Web (Google)] )
 
Reference :  D. Evangelopoulos, N. Cronin, T. Daviter, E. Sim, N. H. Keep, S. Bhakta
Characterization Of An Oxidoreductase From The Arylamine N- Acetyltransferase Operon In Mycobacterium Smegmatis.
Febs J. V. 278 4824 2011
PubMed-ID: 21972977  |  Reference-DOI: 10.1111/J.1742-4658.2011.08382.X

(-) Compounds

Molecule 1 - DIHYDROFOLATE REDUCTASE
    Atcc: 700084
    Chains: A, B
    Engineered: YES
    Expression System: ESCHERICHIA COLI
    Expression System Plasmid: PET28BPLUS
    Expression System Strain: BL21(DE3)
    Expression System Taxid: 469008
    Expression System Variant: PLYSS
    Expression System Vector Type: PLASMID
    Organism Scientific: MYCOBACTERIUM SMEGMATIS
    Organism Taxid: 1772
    Synonym: REDUCTASE MS0308

 Structural Features

(-) Chains, Units

  12
Asymmetric/Biological Unit : AB

Summary Information (see also Sequences/Alignments below)

(-) Ligands, Modified Residues, Ions  (3, 5)

Asymmetric/Biological Unit (3, 5)
No.NameCountTypeFull Name
1NA1Ligand/IonSODIUM ION
2NDP2Ligand/IonNADPH DIHYDRO-NICOTINAMIDE-ADENINE-DINUCLEOTIDE PHOSPHATE
3PG42Ligand/IonTETRAETHYLENE GLYCOL

(-) Sites  (5, 5)

Asymmetric Unit (5, 5)
No.NameEvidenceResiduesDescription
1AC1SOFTWAREALA A:70 , TRP A:71 , GLN A:87 , GLU A:99BINDING SITE FOR RESIDUE NA A1174
2AC2SOFTWARETYR B:6 , TRP B:110 , NDP B:1173 , HOH B:2055BINDING SITE FOR RESIDUE PG4 A1172
3AC3SOFTWARETYR A:6 , NDP A:1173 , HOH A:2034 , HOH A:2112BINDING SITE FOR RESIDUE PG4 B1172
4AC4SOFTWAREILE A:15 , VAL A:16 , GLY A:51 , ALA A:52 , SER A:53 , THR A:54 , TRP A:57 , GLY A:62 , LEU A:73 , THR A:74 , HIS A:75 , ARG A:76 , SER A:90 , GLY A:91 , GLY A:114 , GLY A:115 , ASP A:116 , VAL A:117 , GLN A:120 , HOH A:2108 , HOH A:2109 , HOH A:2110 , HOH A:2111 , HOH A:2112 , PG4 B:1172BINDING SITE FOR RESIDUE NDP A1173
5AC5SOFTWAREPG4 A:1172 , ILE B:15 , VAL B:16 , GLN B:20 , LEU B:22 , GLY B:51 , ALA B:52 , SER B:53 , THR B:54 , TRP B:57 , LEU B:73 , THR B:74 , HIS B:75 , ARG B:76 , SER B:90 , GLY B:91 , VAL B:112 , GLY B:114 , VAL B:117 , GLN B:120 , HOH B:2002 , HOH B:2037 , HOH B:2055 , HOH B:2057 , HOH B:2058BINDING SITE FOR RESIDUE NDP B1173

(-) SS Bonds  (1, 1)

Asymmetric/Biological Unit
No.Residues
1A:157 -B:157

(-) Cis Peptide Bonds  (2, 2)

Asymmetric/Biological Unit
No.Residues
1Gly A:113 -Gly A:114
2Gly B:113 -Gly B:114

 Sequence-Structure Mapping

(-) SAPs(SNPs)/Variants  (0, 0)

(no "SAP(SNP)/Variant" information available for 2XW7)

(-) PROSITE Motifs  (0, 0)

(no "PROSITE Motif" information available for 2XW7)

(-) Exons   (0, 0)

(no "Exon" information available for 2XW7)

(-) Sequences/Alignments

Asymmetric/Biological 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:175
 aligned with A0QP85_MYCS2 | A0QP85 from UniProtKB/TrEMBL  Length:175

    Alignment length:175
                               1                                                                                                                                                                           
                               |     7        17        27        37        47        57        67        77        87        97       107       117       127       137       147       157       167     
         A0QP85_MYCS2     - ---MKTVYYTASSLDGYIVDENQSLDWLTSRDITPDGPFGYEQFIETIGVLVMGASTYEWVVEHGDWSYDQPAWVLTHRPEIAAESHPMQVFSGDVAELHPELVAAAGGKDVWVVGGGDVAAQFVAADLIDEIIVSYAPCTLGVGSRVLPMRSEWVLDDCARNGDFVCARWKRPV 172
               SCOP domains ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SCOP domains
               CATH domains ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- CATH domains
               Pfam domains ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author .....eeeeeeee...........hhhhhh.........hhhhhhhheeeeeeehhhhhhhhhh........eeee..hhhhh......eee..hhhhhhhhhhhhh...eeeeeehhhhhhhhhhh....eeeeeee.ee...........ee.eeeeeeee..eeeeeee... Sec.struct. author
                 SAPs(SNPs) ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- PROSITE
                 Transcript ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 2xw7 A  -2 SHMVKTVYYTASSLDGYIVDENQSLDWLTSRDITPDGPFGYEQFIETIGVLVMGASTYEWVVEHGDWSYDQPAWVLTHRPEIAAESHPMQVFSGDVAELHPELVAAAGGKDVWVVGGGDVAAQFVAADLIDEIIVSYAPCTLGVGSRVLPMRSEWVLDDCARNGDFVCARWKRPV 172
                                     7        17        27        37        47        57        67        77        87        97       107       117       127       137       147       157       167     


Chain B from PDB  Type:PROTEIN  Length:174
 aligned with A0QP85_MYCS2 | A0QP85 from UniProtKB/TrEMBL  Length:175

    Alignment length:174
                              1                                                                                                                                                                           
                              |      8        18        28        38        48        58        68        78        88        98       108       118       128       138       148       158       168    
         A0QP85_MYCS2     - --MKTVYYTASSLDGYIVDENQSLDWLTSRDITPDGPFGYEQFIETIGVLVMGASTYEWVVEHGDWSYDQPAWVLTHRPEIAAESHPMQVFSGDVAELHPELVAAAGGKDVWVVGGGDVAAQFVAADLIDEIIVSYAPCTLGVGSRVLPMRSEWVLDDCARNGDFVCARWKRPV 172
               SCOP domains ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ SCOP domains
               CATH domains ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ CATH domains
               Pfam domains ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ Pfam domains
         Sec.struct. author ....eeeeeeee...........hhhhhh.........hhhhhhh.eeeeeeehhhhhhhhhhh.......eeee..hhhhh......eee..hhhhhhhhhhhh....eeeeeehhhhhhhhhhh....eeeeeee.ee...........ee.eeeeeeee..eeeeeee... Sec.struct. author
                 SAPs(SNPs) ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ SAPs(SNPs)
                    PROSITE ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ PROSITE
                 Transcript ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ Transcript
                 2xw7 B  -1 HMVKTVYYTASSLDGYIVDENQSLDWLTSRDITPDGPFGYEQFIETIGVLVMGASTYEWVVEHGDWSYDQPAWVLTHRPEIAAESHPMQVFSGDVAELHPELVAAAGGKDVWVVGGGDVAAQFVAADLIDEIIVSYAPCTLGVGSRVLPMRSEWVLDDCARNGDFVCARWKRPV 172
                                     8        18        28        38        48        58        68        78        88        98       108       118       128       138       148       158       168
   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 2XW7)

(-) CATH Domains  (0, 0)

(no "CATH Domain" information available for 2XW7)

(-) Pfam Domains  (0, 0)

(no "Pfam Domain" information available for 2XW7)

(-) Gene Ontology  (5, 5)

Asymmetric/Biological Unit(hide GO term definitions)
Chain A,B   (A0QP85_MYCS2 | A0QP85)
molecular function
    GO:0008703    5-amino-6-(5-phosphoribosylamino)uracil reductase activity    Catalysis of the reaction: 5-amino-6-(5-phosphoribitylamino)uracil + NADP(+) = 5-amino-6-(5-phosphoribosylamino)uracil + H(+) + NADPH.
    GO:0042802    identical protein binding    Interacting selectively and non-covalently with an identical protein or proteins.
    GO:0000166    nucleotide binding    Interacting selectively and non-covalently with a nucleotide, any compound consisting of a nucleoside that is esterified with (ortho)phosphate or an oligophosphate at any hydroxyl group on the ribose or deoxyribose.
biological process
    GO:0055114    oxidation-reduction process    A metabolic process that results in the removal or addition of one or more electrons to or from a substance, with or without the concomitant removal or addition of a proton or protons.
    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).

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 Related Entries

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