Structural Classification of Proteins
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Superfamily: Nitrite/Sulfite reductase N-terminal domain-like

duplication: contains two subdomains of this fold
link to SUPERFAMILY database - Superfamily

Lineage:

  1. Root: scop
  2. Class: Alpha and beta proteins (a+b) [53931]
    Mainly antiparallel beta sheets (segregated alpha and beta regions)
  3. Fold: Ferredoxin-like [54861]
    alpha+beta sandwich with antiparallel beta-sheet; (beta-alpha-beta)x2
  4. Superfamily: Nitrite/Sulfite reductase N-terminal domain-like [55124]
    duplication: contains two subdomains of this fold
    link to SUPERFAMILY database - Superfamily

Families:

  1. Duplicated SiR/NiR-like domains 1 and 3 [55125] (3)
    1. Sulfite reductase, domains 1 and 3 [55126]
      1. Escherichia coli [TaxId: 562] [55127] (12)
        1. 1aop picpicxref
          complexed with fs4, k, po4, srm
          1. region a:81-145 [39501] picpiclink
          2. region a:346-425 [39502] picpiclink
        2. 2aop picpicxref
          complexed with fs4, k, po4, srm
          1. region a:81-145 [39503] picpiclink
          2. region a:346-425 [39504] picpiclink
        3. 4aop picpicxref
          complexed with fs4, k, po4, srm
          1. region a:82-145 [39505] picpiclink
          2. region a:346-425 [39506] picpiclink
        4. 6gep picpicxref
          complexed with fs4, k, no, srm
          1. region a:81-145 [39513] picpiclink
          2. region a:346-425 [39514] picpiclink
        5. 2gep picpicxref
          complexed with fs4, na, so3, srm
          1. region a:81-145 [39515] picpiclink
          2. region a:346-425 [39516] picpiclink
        6. 3aop picpicxref
          complexed with fs4, k, po4, srm
          1. region a:82-145 [39507] picpiclink
          2. region a:346-425 [39508] picpiclink
        7. 4gep picpicxref
          complexed with cyn, fs4, k, srm
          1. region a:81-145 [39519] picpiclink
          2. region a:346-425 [39520] picpiclink
        8. 5gep picpicxref
          complexed with cmo, fs4, k, srm
          1. region a:81-145 [39517] picpiclink
          2. region a:346-425 [39518] picpiclink
        9. 5aop picpicxref
          complexed with fs4, k, srm
          1. region a:81-145 [39509] picpiclink
          2. region a:346-425 [39510] picpiclink
        10. 3geo picpicxref
          complexed with fs4, na, no2, srm
          1. region a:81-145 [39511] picpiclink
          2. region a:346-425 [39512] picpiclink
        11. 8gep picpicxref
          complexed with fs4, k, no3, srm
          1. region a:81-145 [39521] picpiclink
          2. region a:346-425 [39522] picpiclink
        12. 7gep picpicxref
          complexed with fs4, na, srm, sx
          1. region a:81-145 [39523] picpiclink
          2. region a:346-425 [39524] picpiclink
    2. Ferredoxin--nitrite reductase, NIR [160332]
      1. Spinach (Spinacia oleracea) [TaxId: 3562] [160333] (2)
        SQ P05314 378-462! SQ P05314 54-206
        1. 2akj picpicxrefxref
          complexed with sf4, srm
          1. region a:346-430 [146057] picpiclink
        2. 2akj picpicxrefxref
          complexed with sf4, srm
          1. region a:22-174 [146058] picpiclink
    3. Sulfite reductase NirA [160334]
      1. Mycobacterium tuberculosis [TaxId: 1773] [160335] (8)
        SQ P71753 10-161! SQ P71753 327-406
        1. 1zj8 picpicxrefxrefxrefxref
          complexed with cl, sf4, srm
          1. region a:327-406 [146003] picpiclink
        2. 1zj8 picpicxrefxrefxrefxref
          complexed with cl, sf4, srm
          1. region a:10-161 [146004] picpiclink
        3. 1zj8 picpicxrefxrefxrefxref
          automatically matched to 1ZJ8 A:327-406
          complexed with cl, sf4, srm
          1. region b:327-406 [146007] picpiclink
        4. 1zj8 picpicxrefxrefxrefxref
          automatically matched to 1ZJ8 A:10-161
          complexed with cl, sf4, srm
          1. region b:10-161 [146008] picpiclink
        5. 1zj9 picpicxrefxrefxrefxref
          automatically matched to 1ZJ8 A:327-406
          complexed with cl, sf4, srm
          1. region a:327-406 [146011] picpiclink
        6. 1zj9 picpicxrefxrefxrefxref
          automatically matched to 1ZJ8 A:10-161
          complexed with cl, sf4, srm
          1. region a:10-161 [146012] picpiclink
        7. 1zj9 picpicxrefxrefxrefxref
          automatically matched to 1ZJ8 A:327-406
          complexed with cl, sf4, srm
          1. region b:327-406 [146015] picpiclink
        8. 1zj9 picpicxrefxrefxrefxref
          automatically matched to 1ZJ8 A:10-161
          complexed with cl, sf4, srm
          1. region b:10-161 [146016] picpiclink
  2. DsrA/DsrB N-terminal-domain-like [160336] (4)
    Dissimilatory sulfite reductase is a heterodimer of homologous DsrA and DsrB subunits, the assembly of which is similar to the architecture of duplicated sulfite reductase CysI
    1. Dissimilatory sulfite reductase subunit alpha, DsrA [160337]
      1. Archaeoglobus fulgidus [TaxId: 2234] [160338] (2)
        SQ Q59109 2-418
        1. 3c7b picpicxrefxrefxrefxrefxrefxrefxrefxrefxrefxref
          complexed with sf4, so3, srm
          1. region a:1-166 [156002] picpiclink
        2. 3c7b picpicxrefxrefxrefxrefxrefxrefxrefxrefxrefxref
          automatically matched to 3C7B A:1-166
          complexed with sf4, so3, srm
          1. region d:1-166 [156008] picpiclink
      2. Desulfovibrio vulgaris [TaxId: 881] [160339] (2)
        SQ P45574 2-437
        1. 2v4j picpicxrefxrefxrefxrefxrefxrefxrefxrefxrefxrefxrefxref
          complexed with sf4, so3, srm
          1. region a:2-167 [152557] picpiclink
        2. 2v4j picpicxrefxrefxrefxrefxrefxrefxrefxrefxrefxrefxrefxref
          automatically matched to 2V4J A:2-167
          complexed with sf4, so3, srm
          1. region d:2-167 [152564] picpiclink
    2. Dissimilatory sulfite reductase subunit beta, DsrB [160340]
      1. Archaeoglobus fulgidus [TaxId: 2234] [160341] (2)
        SQ Q59110 4-122
        1. 3c7b picpicxrefxrefxrefxrefxrefxrefxrefxrefxrefxref
          complexed with sf4, so3, srm
          1. region b:4-122 [156005] picpiclink
        2. 3c7b picpicxrefxrefxrefxrefxrefxrefxrefxrefxrefxref
          automatically matched to 3C7B B:4-122
          complexed with sf4, so3, srm
          1. region e:4-122 [156011] picpiclink
      2. Desulfovibrio vulgaris [TaxId: 881] [160342] (2)
        SQ P45575 2-381
        1. 2v4j picpicxrefxrefxrefxrefxrefxrefxrefxrefxrefxrefxrefxref
          complexed with sf4, so3, srm
          1. region b:2-135 [152560] picpiclink
        2. 2v4j picpicxrefxrefxrefxrefxrefxrefxrefxrefxrefxrefxrefxref
          automatically matched to 2V4J B:2-135
          complexed with sf4, so3, srm
          1. region e:2-135 [152567] 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