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(-) Description

Title :  SULFITE REDUCTASE STRUCTURE REDUCED WITH CRII EDTA, 5-COORDINATE SIROHEME, SIROHEME FEII, [4FE-4S] +1
 
Authors :  B. R. Crane, E. D. Getzoff
Date :  10 Jul 97  (Deposition) - 14 Jan 98  (Release) - 13 Jul 11  (Revision)
Method :  X-RAY DIFFRACTION
Resolution :  2.20
Chains :  Asym./Biol. Unit :  A
Keywords :  Oxidoreductase, Siroheme Feii, [4Fe-4S] +1, Reduced, 5-Coordinate Siroheme, Crii Edta (Keyword Search: [Gene Ontology, PubMed, Web (Google)] )
 
Reference :  B. R. Crane, L. M. Siegel, E. D. Getzoff
Structures Of The Siroheme- And Fe4S4-Containing Active Center Of Sulfite Reductase In Different States Of Oxidation: Heme Activation Via Reduction-Gated Exogenous Ligand Exchange.
Biochemistry V. 36 12101 1997
PubMed-ID: 9315848  |  Reference-DOI: 10.1021/BI971065Q
(for further references see the PDB file header)

(-) Compounds

Molecule 1 - SULFITE REDUCTASE HEMOPROTEIN
    Chains: A
    EC Number: 1.8.1.2
    Engineered: YES
    Expression System: SALMONELLA TYPHIMURIUM
    Expression System Gene: CYSIJ
    Expression System Plasmid: PJYW613
    Expression System Strain: CYSI68
    Expression System Taxid: 602
    Gene: CYSIJ
    Organism Scientific: ESCHERICHIA COLI
    Organism Taxid: 37762
    Other Details: PBR322 DERIVATIVE CONTAINING ESCHERICHIA COLI CYSIJ AND S. TYPHIMURIUM CYSG UNDER CONTROL OF THE CYSJIH PROMOTOR EXPRESSED IN A S. TYPHIMURIUM CYSI AUXOTROPH
    Strain: B
    Synonym: SIRHP

 Structural Features

(-) Chains, Units

  1
Asymmetric/Biological Unit : A

Summary Information (see also Sequences/Alignments below)

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

Asymmetric/Biological Unit (3, 3)
No.NameCountTypeFull Name
1K1Ligand/IonPOTASSIUM ION
2SF41Ligand/IonIRON/SULFUR CLUSTER
3SRM1Ligand/IonSIROHEME

(-) Sites  (3, 3)

Asymmetric Unit (3, 3)
No.NameEvidenceResiduesDescription
1AC1SOFTWAREILE A:362 , ASN A:395 , GLN A:396 , ASN A:397 , HOH A:765BINDING SITE FOR RESIDUE K A 590
2AC2SOFTWARECYS A:434 , SER A:436 , CYS A:440 , ALA A:443 , THR A:477 , GLY A:478 , CYS A:479 , ASN A:481 , GLY A:482 , CYS A:483BINDING SITE FOR RESIDUE SF4 A 575
3AC3SOFTWARELEU A:81 , ARG A:83 , ARG A:113 , THR A:115 , ASN A:116 , ARG A:117 , THR A:119 , GLN A:121 , HIS A:123 , ARG A:153 , ARG A:214 , LYS A:215 , LYS A:217 , GLY A:256 , LEU A:257 , SER A:258 , GLN A:396 , ALA A:433 , CYS A:434 , VAL A:435 , THR A:439 , CYS A:440 , PRO A:441 , ASN A:481 , GLY A:482 , CYS A:483 , ARG A:485 , HOH A:604 , HOH A:606 , HOH A:638 , HOH A:651 , HOH A:689 , HOH A:702 , HOH A:735 , HOH A:764 , HOH A:837 , HOH A:844 , HOH A:909 , HOH A:914 , HOH A:917 , HOH A:931BINDING SITE FOR RESIDUE SRM A 580

(-) SS Bonds  (0, 0)

(no "SS Bond" information available for 5AOP)

(-) Cis Peptide Bonds  (2, 2)

Asymmetric/Biological Unit
No.Residues
1Pro A:223 -Pro A:224
2Phe A:437 -Pro A:438

 Sequence-Structure Mapping

(-) SAPs(SNPs)/Variants  (0, 0)

(no "SAP(SNP)/Variant" information available for 5AOP)

(-) PROSITE Motifs  (0, 0)

(no "PROSITE Motif" information available for 5AOP)

(-) Exons   (0, 0)

(no "Exon" information available for 5AOP)

(-) 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:456
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                        
               SCOP domains d5aopa1 A:81-145 Sulfite reductase, domains 1 and 3         d5aopa3 A:149-345 Sulfite reductase hemoprotein (SiRHP), domains 2 and 4                                                                                                   d5aopa2 A:346-425 Sulfite reductase, domains 1 and 3                            d5aopa4 A:426-570 Sulfite reductase hemoprotein (SiRHP), domains 2 and 4                                                                          SCOP domains
               CATH domains 5aopA02 A:81-145,A:341-424 Sulfite Reductase Hemoprotein;Dom5aopA01 A:149-340 Sulfite Reductase Hemoprotein, domain 1                                                                                                             5aopA02 A:81-145,A:341-424 Sulfite Reductase Hemoprotein;Domain 2                   5aopA03 A:425-567 Sulfite Reductase Hemoprotein, domain 1                                                                                      --- CATH domains
               Pfam domains ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ Pfam domains
         Sec.struct. author .eeee...eee.hhhhhhhhhhhhhh....eeeee...eeeeeeeehhhhhhhhh...........eeee.......hhhhhhhhhhhhhhhhhh.....eeeeeee.......hhhhheeeeeeeee..eeeeeeeeee.................eeeeeeee.hhhhhhhhhhhhhhhhh........hhhhhhhhhhhhhhhhhhhhhhh..................eeeee..eeeeeeee...eee.......hhhhhhhhhhhh..eeeee...eeeeeeee..hhhhhhhhhhhh.......hhhhheeee...............hhhhhhhhhhhhhhhh.......eeee........hhhhheeeeeeee..eeeeeee.........eeeeeeeehhhhhhhhhhhhhhhhhhh....hhhhhhhhhh.............. Sec.struct. author
                 SAPs(SNPs) ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ SAPs(SNPs)
                    PROSITE ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ PROSITE
                 Transcript ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ Transcript
                 5aop A  81 LLRCRLPGGVITTKQWQAIDKFAGENTIYGSIRLTNRQTFQFHGILPVHQMLHSVGLDALNDMNRNVLCTSNPYESQLHAEAYEWAKKISEHLLPTYLPRKFKTTVVIPPQNDIDLHANDMNFVAIAENGKLVGFNLLVGGGLSIEHGNKKTYARTASEFGYLPLEHTLAVAEAVVTTQRDWGNRTDRKNAKTKYTLERVGVETFKAEVERRAGIKFEPIRPYEFTGRGDRIGWVKGIDDNWHLTLFIENGRILDYPARPLKTGLLEIAKIHKGDFRITANQNLIIAGVPESEKAKIEKIAKESGLMNAVTPQRENSMACVSFPTCPLAMAEAERFLPSFIDNIDNLMAKHGVSDEHIVMRVTGCPNGCGRAMLAEVGLVGKAPGRYNLHLGGNRIGTRIPRMYKENITEPEILASLDELIGRWAKEREAGEGFGDFTVRAGIIRPVLDPARDLWD 570
                                    90       100       110       120     ||135       145|      158       168       178    || 214       224       234       244       254       264       274       284       294       304       314       324       334       344       354       364       374       384       394       404       414       424       434       444       454       464       474       484       494       504       514       524       534       544       554       564      
                                                                       126|          145|                               183|                                                                                                                                                                                                                                                                                                                                                                        
                                                                        132           149                                210
   Legend:   → Mismatch (orange background)
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  extra numbering lines below/above indicate numbering irregularities and modified residue names etc., number ends below/above '|'

 Classification and Annotation

(-) SCOP Domains  (2, 4)

Asymmetric/Biological Unit
(-)
Class: Alpha and beta proteins (a+b) (23004)

(-) CATH Domains  (2, 3)

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

(-) Pfam Domains  (0, 0)

(no "Pfam Domain" information available for 5AOP)

(-) Gene Ontology  (16, 16)

Asymmetric/Biological Unit(hide GO term definitions)

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 Related Entries

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UniProtKB/Swiss-Prot
        CYSI_ECOLI | P17846: 1aop 2aop 2gep 3aop 3geo 4aop 4g38 4g39 4gep 4htr 5gep 6gep 7gep 8gep

(-) Related Entries Specified in the PDB File

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