Structural Classification of Proteins
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Fold: Transmembrane beta-barrels

not a true fold, gathers together transmembrane barrels of different (n,S)

Lineage:

  1. Root: scop
  2. Class: Membrane and cell surface proteins and peptides [56835]
    Does not include proteins in the immune system
  3. Fold: Transmembrane beta-barrels [56924]
    not a true fold, gathers together transmembrane barrels of different (n,S)

Superfamilies:

  1. OMPA-like [56925] (4)
    forms (8,10) barrel
    link to SUPERFAMILY database - Superfamily
    1. Outer membrane protein [56926] (3)
      1. Outer membrane protein A (OMPA) transmembrane domain [56927]
        1. Escherichia coli [TaxId: 562] [56928] (4)
          1. 1qjp picpic
            complexed with c8e; mutant
            1. chain a [43742] picpiclink
          2. 1bxw picpic
            complexed with c8e; mutant
            1. chain a [43743] picpiclink
          3. 1g90 picpic
            mutant
            1. chain a [60388] picpiclink
          4. 2ge4 picpic
            automatically matched to d1g90a_
            mutant
            1. region a:1-176 [135048] picpiclink
      2. Outer membrane protein X (OMPX) [56929]
        1. Escherichia coli [TaxId: 562] [56930] (5)
          SQ P36546
          1. 1qj8 picpic
            complexed with c8e, pcl; mutant
            1. chain a [43744] picpiclink
          2. 1qj9 picpic
            mutant
            1. chain a [43745] picpiclink
          3. 1q9f picpic
            mutant
            1. chain a [96272] picpiclink
          4. 1q9g picpic
            mutant
            1. chain a [104589] picpiclink
          5. 1orm picpic
            mutant
            1. chain a [87341] picpiclink
      3. Outer membrane protein NspA [90127]
        1. Neisseria meningitidis [TaxId: 487] [90128] (1)
          1. 1p4t picpic
            complexed with cxe, eta, so4
            1. chain a [87779] picpiclink
    2. Outer membrane enzyme PagP [82874] (1)
      1. Outer membrane enzyme PagP [82875]
        1. Escherichia coli [TaxId: 562] [82876] (3)
          SQ Q7C2L2
          1. 1thq picpic
            complexed with act, lda, mpd
            1. chain a [106920] picpiclink
          2. 1mm5 picpic
            mutant
            1. chain a [79295] picpiclink
          3. 1mm4 picpic
            mutant
            1. chain a [79294] picpiclink
    3. GNA1870 immunodominant domain-like [144097] (1)
      related to Pfam 01298; GNA1870 is a bacterial cell surface-exposed lipoprotein
      1. Lipoprotein GNA1870 immunodominant domain [144098]
        1. Neisseria meningitidis [TaxId: 487] [144099] (1)
          SQ Q6QCC2 120-274
          1. 1ys5 picpic
            1. region a:2-156 [123956] picpiclink
    4. PsbO-like [161115] (1)
      Pfam 01716; MSP
      1. Manganese-stabilising protein, PsbO [161116]
        1. Thermosynechococcus elongatus [TaxId: 146786] [161117] (1)
          SQ P0A431 30-271
          1. 2axt picpicxrefxrefxrefxrefxrefxrefxrefxrefxrefxrefxrefxrefxrefxrefxrefxref
            complexed with bcr, bct, ca, cla, dgd, fe2, hem, lhg, lmt, mge, oec, pho, pq9, sqd
            1. region o:30-271 [144938] picpiclink
  2. OMPT-like [69917] (2)
    forms (10,12) barrel
    link to SUPERFAMILY database - Superfamily
    1. Outer membrane protease OMPT [69918] (1)
      1. Outer membrane protease OMPT [69919]
        1. Escherichia coli [TaxId: 562] [69920] (1)
          1. 1i78 picpic
            complexed with bog, mpd; mutant
            1. chain a [66046] picpiclink
            2. chain b [66047] picpiclink
    2. Outer membrane adhesin/invasin OpcA [75651] (1)
      1. Outer membrane adhesin/invasin OpcA [75652]
        1. Neisseria meningitidis [TaxId: 487] [75653] (2)
          1. 2vdf picpic
            automatically matched to d1k24a_
            complexed with oct, so4
            1. region a:7-253 [152991] picpiclink
          2. 1k24 picpic
            complexed with 1pe, zn
            1. chain a [72002] picpiclink
  3. Autotransporter [103515] (1)
    forms (12,14) barrel; contains a long alpha-helix running along the barrel axis
    link to SUPERFAMILY database - Superfamily
    1. Autotransporter [103516] (1)
      1. Translocator domain of NalP [103517]
        1. Neisseria meningitidis [TaxId: 487] [103518] (2)
          1. 1uyn picpic
            complexed with cxe, so4
            1. chain x [100174] picpiclink
          2. 1uyo picpic
            complexed with cxe
            1. chain x [100175] picpiclink
  4. Outer membrane phospholipase A (OMPLA) [56931] (1)
    forms (12,16) barrel
    link to SUPERFAMILY database - Superfamily
    1. Outer membrane phospholipase A (OMPLA) [56932] (1)
      1. Outer membrane phospholipase A (OMPLA) [56933]
        1. Escherichia coli [TaxId: 562] [56934] (7)
          1. 1qd6 picpic
            complexed with ca, hds; mutant
            1. chain a,c [43746] picpiclink
            2. chain b,d [43747] picpiclink
          2. 1qd5 picpic
            complexed with bog; mutant
            1. chain a [43748] picpiclink
          3. 1ilz picpic
            complexed with bog, mpd; mutant
            1. chain a [66209] picpiclink
          4. 1fw2 picpic
            complexed with ca; mutant
            1. chain a [60053] picpiclink
          5. 1ild picpic
            complexed with bog, mpd; mutant
            1. chain a [66204] picpiclink
          6. 1fw3 picpic
            complexed with s1h; mutant
            1. chain a [60054] picpiclink
            2. chain b [60055] picpiclink
          7. 1im0 picpic
            complexed with bog, mpd; mutant
            1. chain a [66210] picpiclink
  5. Porins [56935] (4)
    link to SUPERFAMILY database - Superfamily
    1. Porin [56936] (5)
      trimer, one subunit folds into (16,20) barrel
      1. Porin [56937]
        1. Escherichia coli, different sequences [TaxId: 562] [56938] (21)
          1. 2zfg picpic
            automatically matched to d1opfa_
            complexed with c8e, mg
            1. region a:1-340 [154407] picpiclink
          2. 1hxx picpic
            complexed with c8e; mutant
            1. chain a [61385] picpiclink
          3. 2omf picpic
            complexed with c8e
            1. chain a [43749] picpiclink
          4. 1gfp picpic
            complexed with c8e; mutant
            1. chain a [43750] picpiclink
          5. 1gfq picpic
            complexed with c8e; mutant
            1. chain a [43751] picpiclink
          6. 1hxt picpic
            complexed with c8e; mutant
            1. chain a [61383] picpiclink
          7. 1mpf picpic
            complexed with c8e; mutant
            1. chain a [43752] picpiclink
          8. 1gfo picpic
            complexed with c8e; mutant
            1. chain a [43753] picpiclink
          9. 1gfm picpic
            complexed with c8e; mutant
            1. chain a [43755] picpiclink
          10. 1gfn picpic
            complexed with c8e; mutant
            1. chain a [43754] picpiclink
          11. 1hxu picpic
            mutant
            1. chain a [61384] picpiclink
          12. 1bt9 picpic
            mutant
            1. chain a [43756] picpiclink
          13. 1opf picpic
            1. chain a [43757] picpiclink
          14. 1opf picpic
            duplicate of 1OPF
            1. chain b [118573] picpiclink
          15. 1opf picpic
            duplicate of 1OPF
            1. chain c [118574] picpiclink
          16. 1opf picpic
            duplicate of 1OPF
            1. chain d [118575] picpiclink
          17. 1opf picpic
            duplicate of 1OPF
            1. chain e [118576] picpiclink
          18. 1opf picpic
            duplicate of 1OPF
            1. chain f [118577] picpiclink
          19. 2zld picpic
            automatically matched to d1opfa_
            1. region a:1-340 [154630] picpiclink
          20. 2zld picpic
            automatically matched to d1opfa_
            1. region b:1-340 [154631] picpiclink
          21. 1pho picpic
            1. chain a [43758] picpiclink
        2. Rhodobacter capsulatus [TaxId: 1061] [56939] (2)
          1. 2por picpic
            complexed with ca, ote
            1. chain a [43759] picpiclink
          2. 3por picpic
            complexed with ote, trs
            1. chain a [43760] picpiclink
        3. Rhodopseudomonas blastica, strain DSM2131 [TaxId: 1075] [56940] (9)
          1. 3prn picpic
            complexed with c8e, mg; mutant
            1. chain a [43761] picpiclink
          2. 1prn picpic
            complexed with c8e
            1. chain a [43762] picpiclink
          3. 5prn picpic
            complexed with c8e; mutant
            1. chain a [43764] picpiclink
          4. 6prn picpic
            complexed with c8e; mutant
            1. chain a [43765] picpiclink
          5. 2prn picpic
            complexed with c8e, mg; mutant
            1. chain a [43763] picpiclink
          6. 1bh3 picpic
            complexed with c8e; mutant
            1. chain a [43766] picpiclink
          7. 8prn picpic
            complexed with c8e; mutant
            1. chain a [43767] picpiclink
          8. 7prn picpic
            complexed with c8e; mutant
            1. chain a [43768] picpiclink
          9. 1h6s picpic
            engineered asymmetric conductivity
            mutant
            1. chain 1 [76703] picpiclink
        4. Klebsiella pneumoniae [TaxId: 573] [56941] (1)
          1. 1osm picpic
            osmoporin ompk36
            complexed with d12
            1. chain a [43769] picpiclink
            2. chain b [43770] picpiclink
            3. chain c [43771] picpiclink
        5. Comamonas acidovorans [TaxId: 80866] [64534] (3)
          Anion-selective porin OMP32
          1. 2fgq picpic
            automatically matched to d1e54a_
            complexed with bog, ca, mlt, so4
            1. region x:3-332 [133439] picpiclink
          2. 2fgr picpic
            automatically matched to d1e54a_
            complexed with ca, so4; mutant
            1. region a:1-332 [133440] picpiclink
          3. 1e54 picpic
            complexed with a periplasmic peptide, chain B
            complexed with ca, so4
            1. chain a [59258] picpiclink
    2. Maltoporin-like [56942] (3)
      trimer, one subunit folds into (18,22) barrel
      1. Maltoporin (also LamB protein) [56943]
        1. Escherichia coli [TaxId: 562] [56944] (8)
          1. 1af6 picpic
            complexed with fru, glc, mg
            1. chain a [43772] picpiclink
            2. chain b [43773] picpiclink
            3. chain c [43774] picpiclink
          2. 1mpm picpic
            complexed with glc, mg
            1. chain a [43775] picpiclink
            2. chain b [43776] picpiclink
            3. chain c [43777] picpiclink
          3. 1mpq picpic
            complexed with glc
            1. chain a [43781] picpiclink
            2. chain b [43782] picpiclink
            3. chain c [43783] picpiclink
          4. 1mpo picpic
            complexed with glc, mg
            1. chain a [43778] picpiclink
            2. chain b [43779] picpiclink
            3. chain c [43780] picpiclink
          5. 1mal picpic
            1. chain a [43784] picpiclink
          6. 1mal picpic
            duplicate of 1MAL
            1. chain b [118553] picpiclink
          7. 1mal picpic
            duplicate of 1MAL
            1. chain c [118554] picpiclink
          8. 1mpn picpic
            complexed with glc, mg
            1. chain a [43785] picpiclink
            2. chain b [43786] picpiclink
            3. chain c [43787] picpiclink
        2. Salmonella typhimurium [TaxId: 90371] [56945] (2)
          1. 2mpr picpic
            complexed with ca, glc
            1. chain a [43788] picpiclink
            2. chain b [43789] picpiclink
            3. chain c [43790] picpiclink
          2. 1mpr picpic
            complexed with ca
            1. chain a [43791] picpiclink
            2. chain b [43792] picpiclink
            3. chain c [43793] picpiclink
      2. Sucrose-specific porin [56946]
        1. Enterobacterium (Salmonella typhimurium) [TaxId: 90371] [56947] (3)
          1. 1a0t picpic
            complexed with ca, suc
            1. chain p [43794] picpiclink
            2. chain q [43795] picpiclink
            3. chain r [43796] picpiclink
          2. 1oh2 picpic
            complexed with ca, suc; mutant
            1. chain p [87006] picpiclink
            2. chain q [87007] picpiclink
            3. chain r [87008] picpiclink
          3. 1a0s picpic
            complexed with ca
            1. chain p [43797] picpiclink
            2. chain q [43798] picpiclink
            3. chain r [43799] picpiclink
    3. Ligand-gated protein channel [56948] (4)
      monomeric (22,24) barrel; ~150 N-terminal residues form a "plug" or "cork" subdomain
      1. Ferric hydroxamate uptake receptor FhuA [56949]
        1. Escherichia coli [TaxId: 562] [56950] (11)
          1. 1by5 picpic
            complexed with c8e, fe, orn
            1. chain a [43800] picpiclink
          2. 1by3 picpic
            complexed with c8e
            1. chain a [43801] picpiclink
          3. 2fcp picpic
            complexed with gal, glc, gmh, kdo, lia, ni, po4, ppe; mutant
            1. chain a [43802] picpiclink
          4. 1qff picpic
            complex with bound ferrichrome-iron
            complexed with dao, ddq, dpo, eap, fci, ftt, gal, gcn, glc, gmh, kdo, myr, po4; mutant
            1. chain a [43804] picpiclink
          5. 1fcp picpic
            complexed with fci, gal, glc, gmh, kdo, lia, ni, po4, ppe; mutant
            1. chain a [43805] picpiclink
          6. 1qfg picpic
            complexed with dao, ddq, dpo, ftt, gal, gcn, glc, gmh, gol, kdo, myr, ni, po4; mutant
            1. chain a [43803] picpiclink
          7. 1fi1 picpic
            complex with lipopolysaccharide
            complexed with ddq, dpo, ftt, gal, gcn, glc, gmh, kdo, mg, na, ni, po4, rif; mutant
            1. chain a [59844] picpiclink
          8. 1qjq picpic
            complexed with dpo, ftt, gal, gcn, glc, gmh, kdo, ni, pfc, po4; mutant
            1. chain a [43806] picpiclink
          9. 1qkc picpic
            complexed with alb, dpo, ftt, gal, gcn, glc, gmh, kdo, ni, po4; mutant
            1. chain a [43807] picpiclink
          10. 2grx picpicxrefxref
            automatically matched to d1fi1a_
            complexed with dao, dpo, eap, fci, ftt, gcn, gmh, kdo, myr, po4
            1. region a:19-725 [135569] picpiclink
          11. 2grx picpicxrefxref
            automatically matched to d1fi1a_
            complexed with dao, dpo, eap, fci, ftt, gcn, gmh, kdo, myr, po4
            1. region b:19-725 [135570] picpiclink
      2. Ferric enterobactin receptor FepA [56951]
        1. Escherichia coli [TaxId: 562] [56952] (1)
          1. 1fep picpic
            1. chain a [43808] picpiclink
      3. Outer membrane transporter FecA [75654]
        1. Escherichia coli [TaxId: 562] [75655] (5)
          1. 1kmo picpic
            complexed with hto, lda
            1. chain a [72753] picpiclink
          2. 1po0 picpic
            complexed with flc
            1. chain a [94960] picpiclink
          3. 1pnz picpic
            1. chain a [94959] picpiclink
          4. 1kmp picpic
            complexed with fdc, lda, mse
            1. chain a [72754] picpiclink
          5. 1po3 picpic
            complexed with fe, flc
            1. chain a [94961] picpiclink
            2. chain b [94962] picpiclink
      4. Outer membrane cobalamin transporter BtuB [90129]
        vitamin B12 receptor
        1. Escherichia coli [TaxId: 562] [90130] (8)
          1. 2guf picpic
            automatically matched to d1ujwa_
            complexed with fmt, mpd, mpg
            1. region a:4-594 [135736] picpiclink
          2. 1nqe picpic
            complexed with c8e, mg
            1. chain a [86027] picpiclink
          3. 2gsk picpicxref
            automatically matched to d1ujwa_
            complexed with ca, cnc, hex, lda, oct
            1. region a:5-594 [135587] picpiclink
          4. 1nqf picpic
            complexed with c8e, mg, mse; mutant
            1. chain a [86028] picpiclink
          5. 1ujw picpicxref
            complexed with colicin e3 receptor binding domain
            complexed with gol, gp1, lda, lim, lin
            1. chain a [99471] picpiclink
          6. 1nqg picpic
            complexed with c8e, ca
            1. chain a [86029] picpiclink
          7. 2ysu picpicxref
            automatically matched to d1ujwa_
            1. region a:4-594 [140062] picpiclink
          8. 1nqh picpic
            complexed with c8e, ca, cnc
            1. chain a [86030] picpiclink
    4. Outer membrane protein transport protein [111361] (1)
      Pfam 03349; monomeric (14,16) barrel; plugged by an N-terminal all-alpha subdomain (1-40)
      1. Long-chain fatty acid transport protein FadL [111362]
        1. Escherichia coli [TaxId: 562] [111363] (2)
          SQ P10384
          1. 1t16 picpic
            complexed with c8e, cu, lda
            1. chain a [106242] picpiclink
            2. chain b [106243] picpiclink
          2. 1t1l picpic
            complexed with lda
            1. chain a [106252] picpiclink
            2. chain b [106253] picpiclink
  6. Tsx-like channel [111364] (1)
    forms (12,16) barrel
    link to SUPERFAMILY database - Superfamily
    1. Tsx-like channel [111365] (1)
      Pfam 03502
      1. Nucleoside-specific channel-forming protein tsx (NupA) [111366]
        1. Escherichia coli [TaxId: 562] [111367] (3)
          SQ P22786
          1. 1tly picpic
            1. chain a [107143] picpiclink
            2. chain b [107144] picpiclink
          2. 1tlw picpic
            complexed with thm
            1. chain a [107141] picpiclink
            2. chain b [107142] picpiclink
          3. 1tlz picpic
            complexed with uri
            1. chain a [107145] picpiclink
            2. chain b [107146] 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