Structural Classification of Proteins
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Fold: Chelatase-like

duplication: tandem repeat of two domains; 3 layers (a/b/a); parallel beta-sheet of 4 strands, order 2134

Lineage:

  1. Root: scop
  2. Class: Alpha and beta proteins (a/b) [51349]
    Mainly parallel beta sheets (beta-alpha-beta units)
  3. Fold: Chelatase-like [53799]
    duplication: tandem repeat of two domains; 3 layers (a/b/a); parallel beta-sheet of 4 strands, order 2134

Superfamilies:

  1. Chelatase [53800] (3)
    interdomain linker is short; swapping of C-terminal helices between the two domains
    link to SUPERFAMILY database - Superfamily
    1. Ferrochelatase [53801] (3)
      1. Ferrochelatase [53802]
        1. Bacillus subtilis [TaxId: 1423] [53803] (8)
          1. 2hk6 picpic
            automatically matched to d1doza_
            complexed with fe, mg
            1. region a:2-310 [136550] picpiclink
          2. 1doz picpic
            1. chain a [35592] picpiclink
          3. 1c1h picpic
            complexed with mmp, mo6
            1. chain a [35593] picpiclink
          4. 2q2n picpic
            automatically matched to d1doza_
            complexed with h01, mg
            1. region a:2-310 [150012] picpiclink
          5. 1ak1 picpic
            CASP2
            1. chain a [35594] picpiclink
          6. 1n0i picpic
            complexed with cd, cl, mo5, mo6
            1. chain a [85242] picpiclink
          7. 1c9e picpic
            complexed with mo6, mp1
            1. chain a [35595] picpiclink
          8. 1ld3 picpic
            complexed with zn
            1. chain a [84582] picpiclink
        2. Human (Homo sapiens) [TaxId: 9606] [64189] (3)
          1. 2hrc picpic
            automatically matched to d1hrka_
            complexed with chd, cl, fes, gol, imd; mutant
            1. region a:65-423 [136687] picpiclink
          2. 2hrc picpic
            automatically matched to d1hrka_
            complexed with chd, cl, fes, gol, imd; mutant
            1. region b:565-923 [136688] picpiclink
          3. 1hrk picpic
            complexed with chd, fes; mutant
            1. chain a [61228] picpiclink
            2. chain b [61229] picpiclink
        3. Baker's yeast (Saccharomyces cerevisiae) [TaxId: 4932] [82556] (2)
          1. 1lbq picpic
            1. chain a [77877] picpiclink
            2. chain b [77878] picpiclink
          2. 1l8x picpic
            complexed with co
            1. chain a [77813] picpiclink
            2. chain b [77814] picpiclink
    2. Cobalt chelatase CbiK [53804] (1)
      1. Cobalt chelatase CbiK [53805]
        1. Salmonella typhimurium [TaxId: 90371] [53806] (1)
          1. 1qgo picpic
            CASP3
            complexed with so4
            1. chain a [35596] picpiclink
    3. CbiX-like [110742] (1)
      Pfam 01903; single-domain protein; forms the C-terminal helix-swapped dimer similar to the CbiK subunit
      1. Sirohydrochlorin cobaltochelatase CbiX [110743]
        1. Archaeon Archaeoglobus fulgidus [TaxId: 2234] [110744] (3)
          SQ O29537
          1. 1tjn picpic
            Structural genomics target; AF0721
            1. chain a [107048] picpiclink
          2. 2dj5 picpic
            automatically matched to d1tjna_
            complexed with gol, po4
            1. region a:1-125 [131536] picpiclink
          3. 2dj5 picpic
            automatically matched to d1tjna_
            complexed with gol, po4
            1. region b:1-125 [131537] picpiclink
  2. "Helical backbone" metal receptor [53807] (4)
    contains a long alpha helical insertion in the interdomain linker
    link to SUPERFAMILY database - Superfamily
    1. Periplasmic ferric siderophore binding protein FhuD [53808] (1)
      1. Periplasmic ferric siderophore binding protein FhuD [53809]
        1. Escherichia coli [TaxId: 562] [53810] (4)
          1. 1k2v picpic
            complexed with desferal
            complexed with def
            1. chain n [72014] picpiclink
          2. 1esz picpic
            complexed with coprogen
            complexed with cpo
            1. chain a [70132] picpiclink
          3. 1efd picpic
            complexed with gallichrome
            complexed with gcr
            1. chain n [35597] picpiclink
          4. 1k7s picpic
            complexed with albomycin-delta 2
            complexed with alb
            1. chain n [72105] picpiclink
    2. TroA-like [53811] (5)
      1. Periplasmic zinc binding protein TroA [53812]
        1. Treponema pallidum [TaxId: 160] [53813] (2)
          1. 1toa picpic
            complexed with gol, zn
            1. chain a [35598] picpiclink
            2. chain b [35599] picpiclink
          2. 1k0f picpic
            zn(ii)-free form
            1. chain a [71974] picpiclink
      2. Periplasmic zinc binding protein ZnuA [102688]
        1. Synechocystis sp. pcc 6803 [TaxId: 1148] [102689] (1)
          1. 1pq4 picpic
            complexed with zn
            1. chain a [94995] picpiclink
            2. chain b [94996] picpiclink
      3. Pneumococcal surface antigen PssA [53814]
        1. Pneumococcus (Streptococcus pneumoniae) [TaxId: 1313] [53815] (1)
          1. 1psz picpic
            complexed with zn; mutant
            1. chain a [35600] picpiclink
      4. Vitamin B12 binding protein BtuF [82557]
        1. Escherichia coli [TaxId: 562] [82558] (4)
          1. 1n2z picpic
            complexed with cd, cl, cnc, pg4
            1. chain a [79865] picpiclink
            2. chain b [79866] picpiclink
          2. 1n4a picpic
            complexed with cnc, mse
            1. chain a [85317] picpiclink
            2. chain b [85318] picpiclink
          3. 2qi9 picpic
            automatically matched to d1n2za_
            complexed with 1pe, peg, po4, so4; mutant
            1. region f:22-266 [150803] picpiclink
          4. 1n4d picpic
            complexed with mse
            1. chain a [85319] picpiclink
            2. chain b [85320] picpiclink
      5. Mn transporter MntC [142787]
        1. Synechocystis sp. pcc 6803 [TaxId: 1148] [142788] (2)
          SQ Q79EF9 49-327
          1. 1xvl picpic
            complexed with mn
            1. region a:49-327 [122380] picpiclink
          2. 1xvl picpic
            automatically matched to 1XVL A:49-327
            complexed with mn
            1. region b:53-323 [122381] picpiclink
    3. Nitrogenase iron-molybdenum protein [53816] (6)
      contains three domains of this fold; "Helical backbone" holds domains 2 and 3
      both chains are homologous; the inter-chain arrangement of domains 1 is similar to the intra-chain arrangement of domains 2 and 3
      1. Nitrogenase iron-molybdenum protein, alpha chain [81402]
        1. Clostridium pasteurianum [TaxId: 1501] [81396] (1)
          1. 1mio picpicxref
            complexed with ca, cfm, clp, hca
            1. chain a [35601] picpiclink
            2. chain c [35603] picpiclink
        2. Azotobacter vinelandii [TaxId: 354] [81398] (18)
          1. 1m1n picpicxref
            complexed with ca, cfn, clf, hca
            1. chain a [78417] picpiclink
            2. chain c [78419] picpiclink
            3. chain e [78421] picpiclink
            4. chain g [78423] picpiclink
          2. 2afh picpicxrefxrefxrefxref
            automatically matched to d1m34a_
            complexed with 1pe, ca, cfn, clf, hca, na, p6g, peg, pg4, pge, sf4, trs
            1. region a:5-480 [126679] picpiclink
          3. 2afh picpicxrefxrefxrefxref
            automatically matched to d1m34a_
            complexed with 1pe, ca, cfn, clf, hca, na, p6g, peg, pg4, pge, sf4, trs
            1. region c:5-480 [126681] picpiclink
          4. 2min picpicxref
            complexed with ca, cfm, clf, hca
            1. chain a [35609] picpiclink
            2. chain c [35611] picpiclink
          5. 3min picpicxref
            complexed with ca, cfm, clf, hca
            1. chain a [35605] picpiclink
            2. chain c [35607] picpiclink
          6. 1m34 picpicxrefxref
            complexed with adp, alf, ca, cfm, clf, fs4, hca, mg
            1. chain a [78515] picpiclink
            2. chain c [78517] picpiclink
            3. chain i [78523] picpiclink
            4. chain k [78525] picpiclink
          7. 2afk picpicxrefxref
            automatically matched to d1m34a_
            complexed with acp, ca, cfn, clf, hca, mg, sf4
            1. region a:5-480 [126694] picpiclink
          8. 2afk picpicxrefxref
            automatically matched to d1m34a_
            complexed with acp, ca, cfn, clf, hca, mg, sf4
            1. region c:5-480 [126696] picpiclink
          9. 1g20 picpicxrefxref
            complexed with ca, cfm, clf, fs4, hca
            1. chain a [35613] picpiclink
            2. chain c [35615] picpiclink
          10. 1fp4 picpicxref
            complexed with ca, cfm, clp, hca; mutant
            1. chain a [76187] picpiclink
            2. chain c [76189] picpiclink
          11. 1l5h picpicxref
            FeMo-cofactor deficient
            complexed with ca, clf
            1. chain a [73590] picpiclink
          12. 1n2c picpicxrefxref
            complexed with adp, alf, ca, cfm, clf, fs4, hca, mg
            1. chain a [35617] picpiclink
            2. chain c [35619] picpiclink
          13. 2afi picpicxrefxrefxrefxref
            automatically matched to d1m34a_
            complexed with adp, ca, cfn, clf, hca, mg, sf4
            1. region a:5-480 [126685] picpiclink
          14. 2afi picpicxrefxrefxrefxref
            automatically matched to d1m34a_
            complexed with adp, ca, cfn, clf, hca, mg, sf4
            1. region c:5-480 [126687] picpiclink
          15. 2afi picpicxrefxrefxrefxref
            automatically matched to d1m34a_
            complexed with adp, ca, cfn, clf, hca, mg, sf4
            1. region i:5-480 [126689] picpiclink
          16. 2afi picpicxrefxrefxrefxref
            automatically matched to d1m34a_
            complexed with adp, ca, cfn, clf, hca, mg, sf4
            1. region k:5-480 [126691] picpiclink
          17. 1g21 picpicxrefxref
            complexed with atp, ca, cfm, clf, fs4, hca, mg
            1. chain a [35621] picpiclink
            2. chain c [35623] picpiclink
          18. 1m1y picpicxrefxref
            chemically crosslinked structure
            complexed with ca, cfm, clf, fs4, hca
            1. chain a [78441] picpiclink
            2. chain c [78443] picpiclink
            3. chain i [78449] picpiclink
            4. chain k [78451] picpiclink
        3. Klebsiella pneumoniae [TaxId: 573] [81400] (4)
          1. 1qh8 picpicxref
            1. chain a [35633] picpiclink
            2. chain c [35635] picpiclink
          2. 1qgu picpicxref
            1. chain a [35625] picpiclink
            2. chain c [35627] picpiclink
          3. 1qh1 picpicxref
            1. chain a [35629] picpiclink
            2. chain c [35631] picpiclink
          4. 1h1l picpicxref
            complexed with cfm, cit, cl, clf, mg; mutant
            1. chain a [70851] picpiclink
            2. chain c [70853] picpiclink
      2. Nitrogenase iron-molybdenum protein, beta chain [81401]
        both chains are homologous; the inter-chain arrangement of domains 1 is similar to the intra-chain arrangement of domains 2 and 3
        1. Clostridium pasteurianum [TaxId: 1501] [81395] (1)
          1. 1mio picpicxref
            complexed with ca, cfm, clp, hca
            1. chain b [35602] picpiclink
            2. chain d [35604] picpiclink
        2. Azotobacter vinelandii [TaxId: 354] [81397] (18)
          1. 1m1n picpicxref
            complexed with ca, cfn, clf, hca
            1. chain b [78418] picpiclink
            2. chain d [78420] picpiclink
            3. chain f [78422] picpiclink
            4. chain h [78424] picpiclink
          2. 2afh picpicxrefxrefxrefxref
            automatically matched to d1fp4b_
            complexed with 1pe, ca, cfn, clf, hca, na, p6g, peg, pg4, pge, sf4, trs
            1. region b:2-523 [126680] picpiclink
          3. 2afh picpicxrefxrefxrefxref
            automatically matched to d1fp4b_
            complexed with 1pe, ca, cfn, clf, hca, na, p6g, peg, pg4, pge, sf4, trs
            1. region d:2-523 [126682] picpiclink
          4. 2min picpicxref
            complexed with ca, cfm, clf, hca
            1. chain b [35610] picpiclink
            2. chain d [35612] picpiclink
          5. 3min picpicxref
            complexed with ca, cfm, clf, hca
            1. chain b [35606] picpiclink
            2. chain d [35608] picpiclink
          6. 1m34 picpicxrefxref
            complexed with adp, alf, ca, cfm, clf, fs4, hca, mg
            1. chain b [78516] picpiclink
            2. chain d [78518] picpiclink
            3. chain j [78524] picpiclink
            4. chain l [78526] picpiclink
          7. 2afk picpicxrefxref
            automatically matched to d1fp4b_
            complexed with acp, ca, cfn, clf, hca, mg, sf4
            1. region b:2-523 [126695] picpiclink
          8. 2afk picpicxrefxref
            automatically matched to d1fp4b_
            complexed with acp, ca, cfn, clf, hca, mg, sf4
            1. region d:2-523 [126697] picpiclink
          9. 1g20 picpicxrefxref
            complexed with ca, cfm, clf, fs4, hca
            1. chain b [35614] picpiclink
            2. chain d [35616] picpiclink
          10. 1fp4 picpicxref
            complexed with ca, cfm, clp, hca; mutant
            1. chain b [76188] picpiclink
            2. chain d [76190] picpiclink
          11. 1l5h picpicxref
            FeMo-cofactor deficient
            complexed with ca, clf
            1. chain b [73591] picpiclink
          12. 1n2c picpicxrefxref
            complexed with adp, alf, ca, cfm, clf, fs4, hca, mg
            1. chain b [35618] picpiclink
            2. chain d [35620] picpiclink
          13. 2afi picpicxrefxrefxrefxref
            automatically matched to d1fp4b_
            complexed with adp, ca, cfn, clf, hca, mg, sf4
            1. region b:2-523 [126686] picpiclink
          14. 2afi picpicxrefxrefxrefxref
            automatically matched to d1fp4b_
            complexed with adp, ca, cfn, clf, hca, mg, sf4
            1. region d:2-523 [126688] picpiclink
          15. 2afi picpicxrefxrefxrefxref
            automatically matched to d1fp4b_
            complexed with adp, ca, cfn, clf, hca, mg, sf4
            1. region j:2-523 [126690] picpiclink
          16. 2afi picpicxrefxrefxrefxref
            automatically matched to d1fp4b_
            complexed with adp, ca, cfn, clf, hca, mg, sf4
            1. region l:2-523 [126692] picpiclink
          17. 1g21 picpicxrefxref
            complexed with atp, ca, cfm, clf, fs4, hca, mg
            1. chain b [35622] picpiclink
            2. chain d [35624] picpiclink
          18. 1m1y picpicxrefxref
            chemically crosslinked structure
            complexed with ca, cfm, clf, fs4, hca
            1. chain b [78442] picpiclink
            2. chain d [78444] picpiclink
            3. chain j [78450] picpiclink
            4. chain l [78452] picpiclink
        3. Klebsiella pneumoniae [TaxId: 573] [81399] (4)
          1. 1qh8 picpicxref
            1. chain b [35634] picpiclink
            2. chain d [35636] picpiclink
          2. 1qgu picpicxref
            1. chain b [35626] picpiclink
            2. chain d [35628] picpiclink
          3. 1qh1 picpicxref
            1. chain b [35630] picpiclink
            2. chain d [35632] picpiclink
          4. 1h1l picpicxref
            complexed with cfm, cit, cl, clf, mg; mutant
            1. chain b [70852] picpiclink
            2. chain d [70854] picpiclink
    4. TM0189-like [142789] (3)
      Part of Pfam 01497 that include some other superfamily members
      1. Putative iron(III) transporter TM0189 [142790]
        1. Thermotoga maritima [TaxId: 2336] [142791] (2)
          SQ Q9WY32 25-358
          1. 2etv picpic
            complexed with cl, edo, mly, ni, po4
            1. region a:25-358 [132372] picpiclink
          2. 2etv picpic
            automatically matched to 2ETV A:25-358
            complexed with cl, edo, mly, ni, po4
            1. region b:25-358 [132373] picpiclink
      2. Enterochelin uptake protein CeuE [142792]
        1. Campylobacter jejuni [TaxId: 197] [142793] (2)
          SQ Q0P8Q4 44-330
          1. 2chu picpic
            complexed with eca, fe, zn
            1. region a:24-310 [130485] picpiclink
          2. 2chu picpic
            automatically matched to 2CHU A:24-310
            complexed with eca, fe, zn
            1. region b:25-310 [130486] picpiclink
      3. Iron-uptake system-binding protein FeuA [159798]
        1. Bacillus subtilis [TaxId: 1423] [159799] (1)
          SQ P40409 39-315
          1. 2phz picpic
            1. region a:20-296 [149488] picpiclink
  3. PrpR receptor domain-like [159800] (1)
    recent PDB entry 2q5c belongs to this superfamily
    1. PrpR receptor domain-like [159801] (1)
      N-terminal domain corresponds to Pfam 06506; C-terminal domain, assigned to Pfam 00158, is distinct from other structures of this Pfam family
      1. Propionate catabolism operon regulatory protein PrpR [159802]
        1. Escherichia coli [TaxId: 562] [159803] (4)
          SQ P77743 11-196
          1. 2pju picpic
            mutant
            1. region a:11-196 [149579] picpiclink
          2. 2pju picpic
            automatically matched to 2PJU A:11-196
            mutant
            1. region b:11-196 [149580] picpiclink
          3. 2pju picpic
            automatically matched to 2PJU A:11-196
            mutant
            1. region c:11-196 [149581] picpiclink
          4. 2pju picpic
            automatically matched to 2PJU A:11-196
            mutant
            1. region d:11-196 [149582] 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