Structural Classification of Proteins
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Family: Nitrite and sulphite reductase 4Fe-4S domain-like

Lineage:

  1. Root: scop
  2. Class: Alpha and beta proteins (a+b) [53931]
    Mainly antiparallel beta sheets (segregated alpha and beta regions)
  3. Fold: Nitrite and sulphite reductase 4Fe-4S domain-like [56013]
    beta-alpha-beta-alpha-beta(3)-alpha(2,3); mixed sheet: order 12345; left-handed crossover connection between strands 1 and 2
  4. Superfamily: Nitrite and sulphite reductase 4Fe-4S domain-like [56014]
    duplication: contains two domains of this fold
    link to SUPERFAMILY database - Superfamily
  5. Family: Nitrite and sulphite reductase 4Fe-4S domain-like [56015]

Protein Domains:

  1. Sulfite reductase hemoprotein (SiRHP), domains 2 and 4 [56016]
    1. Escherichia coli [TaxId: 562] [56017] (12)
      1. 1aop picpicxref
        complexed with fs4, k, po4, srm
        1. region a:149-345 [41425] picpiclink
        2. region a:426-570 [41426] picpiclink
      2. 2aop picpicxref
        complexed with fs4, k, po4, srm
        1. region a:149-345 [41427] picpiclink
        2. region a:426-570 [41428] picpiclink
      3. 4aop picpicxref
        complexed with fs4, k, po4, srm
        1. region a:149-345 [41429] picpiclink
        2. region a:426-570 [41430] picpiclink
      4. 6gep picpicxref
        complexed with fs4, k, no, srm
        1. region a:149-345 [41437] picpiclink
        2. region a:426-570 [41438] picpiclink
      5. 2gep picpicxref
        complexed with fs4, na, so3, srm
        1. region a:146-345 [41439] picpiclink
        2. region a:426-570 [41440] picpiclink
      6. 3aop picpicxref
        complexed with fs4, k, po4, srm
        1. region a:149-345 [41431] picpiclink
        2. region a:426-570 [41432] picpiclink
      7. 4gep picpicxref
        complexed with cyn, fs4, k, srm
        1. region a:149-345 [41443] picpiclink
        2. region a:426-570 [41444] picpiclink
      8. 5gep picpicxref
        complexed with cmo, fs4, k, srm
        1. region a:149-345 [41441] picpiclink
        2. region a:426-570 [41442] picpiclink
      9. 5aop picpicxref
        complexed with fs4, k, srm
        1. region a:149-345 [41433] picpiclink
        2. region a:426-570 [41434] picpiclink
      10. 3geo picpicxref
        complexed with fs4, na, no2, srm
        1. region a:150-345 [41435] picpiclink
        2. region a:426-570 [41436] picpiclink
      11. 8gep picpicxref
        complexed with fs4, k, no3, srm
        1. region a:149-345 [41445] picpiclink
        2. region a:426-570 [41446] picpiclink
      12. 7gep picpicxref
        complexed with fs4, na, srm, sx
        1. region a:149-345 [41447] picpiclink
        2. region a:426-570 [41448] picpiclink
  2. Sulfite reductase NirA [160770]
    1. Mycobacterium tuberculosis [TaxId: 1773] [160771] (8)
      SQ P71753 162-326! SQ P71753 407-555
      1. 1zj8 picpicxrefxrefxrefxref
        complexed with cl, sf4, srm
        1. region a:407-555 [146005] picpiclink
      2. 1zj8 picpicxrefxrefxrefxref
        complexed with cl, sf4, srm
        1. region a:162-326 [146006] picpiclink
      3. 1zj8 picpicxrefxrefxrefxref
        automatically matched to 1ZJ8 A:407-555
        complexed with cl, sf4, srm
        1. region b:407-555 [146009] picpiclink
      4. 1zj8 picpicxrefxrefxrefxref
        automatically matched to 1ZJ8 A:162-326
        complexed with cl, sf4, srm
        1. region b:162-326 [146010] picpiclink
      5. 1zj9 picpicxrefxrefxrefxref
        automatically matched to 1ZJ8 A:407-555
        complexed with cl, sf4, srm
        1. region a:407-555 [146013] picpiclink
      6. 1zj9 picpicxrefxrefxrefxref
        automatically matched to 1ZJ8 A:162-326
        complexed with cl, sf4, srm
        1. region a:162-326 [146014] picpiclink
      7. 1zj9 picpicxrefxrefxrefxref
        automatically matched to 1ZJ8 A:407-555
        complexed with cl, sf4, srm
        1. region b:407-555 [146017] picpiclink
      8. 1zj9 picpicxrefxrefxrefxref
        automatically matched to 1ZJ8 A:162-326
        complexed with cl, sf4, srm
        1. region b:162-326 [146018] picpiclink
  3. Dissimilatory sulfite reductase subunit beta, DsrB [160772]
    1. Desulfovibrio vulgaris [TaxId: 881] [160773] (2)
      SQ P45575 136-208,278-381
      1. 2v4j picpicxrefxrefxrefxrefxrefxrefxrefxrefxrefxrefxrefxref
        complexed with sf4, so3, srm
        1. region b:136-208,b:278-381 [152561] picpiclink
      2. 2v4j picpicxrefxrefxrefxrefxrefxrefxrefxrefxrefxrefxrefxref
        automatically matched to 2V4J B:136-208,B:278-381
        complexed with sf4, so3, srm
        1. region e:136-208,e:278-381 [152568] picpiclink
    2. Archaeoglobus fulgidus [TaxId: 2234] [160774] (2)
      SQ Q59110 123-196,262-366
      1. 3c7b picpicxrefxrefxrefxrefxrefxrefxrefxrefxrefxref
        complexed with sf4, so3, srm
        1. region b:123-196,b:262-366 [156006] picpiclink
      2. 3c7b picpicxrefxrefxrefxrefxrefxrefxrefxrefxrefxref
        automatically matched to 3C7B B:123-196,B:262-366
        complexed with sf4, so3, srm
        1. region e:123-196,e:262-366 [156012] picpiclink
  4. Ferredoxin--nitrite reductase, NIR [160775]
    1. Spinach (Spinacia oleracea) [TaxId: 3562] [160776] (2)
      SQ P05314 207-377! SQ P05314 463-588
      chloroplastic
      1. 2akj picpicxrefxref
        complexed with sf4, srm
        1. region a:431-556 [146059] picpiclink
      2. 2akj picpicxrefxref
        complexed with sf4, srm
        1. region a:175-345 [146060] picpiclink
  5. Dissimilatory sulfite reductase subunit alpha, DsrA [160777]
    1. Desulfovibrio vulgaris [TaxId: 881] [160778] (2)
      SQ P45574 168-241,323-437
      1. 2v4j picpicxrefxrefxrefxrefxrefxrefxrefxrefxrefxrefxrefxref
        complexed with sf4, so3, srm
        1. region a:168-241,a:323-437 [152558] picpiclink
      2. 2v4j picpicxrefxrefxrefxrefxrefxrefxrefxrefxrefxrefxrefxref
        automatically matched to 2V4J A:168-241,A:323-437
        complexed with sf4, so3, srm
        1. region d:168-241,d:323-437 [152565] picpiclink
    2. Archaeoglobus fulgidus [TaxId: 2234] [160779] (2)
      SQ Q59109 168-239,306-418
      1. 3c7b picpicxrefxrefxrefxrefxrefxrefxrefxrefxrefxref
        complexed with sf4, so3, srm
        1. region a:167-238,a:305-417 [156003] picpiclink
      2. 3c7b picpicxrefxrefxrefxrefxrefxrefxrefxrefxrefxref
        automatically matched to 3C7B A:167-238,A:305-417
        complexed with sf4, so3, srm
        1. region d:167-238,d:305-417 [156009] picpiclink
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MRC site Generated from scop database 1.75 with scopm 1.101 on Wed Jun 3 10:42:06 2009
Copyright © 1994-2009 The scop authors / scop@mrc-lmb.cam.ac.uk