Structural Classification of Proteins
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Fold: DNA clamp

contains two helices and two beta sheets
duplication: fold has internal pseudo two-fold symmetry

Lineage:

  1. Root: scop
  2. Class: Alpha and beta proteins (a+b) [53931]
    Mainly antiparallel beta sheets (segregated alpha and beta regions)
  3. Fold: DNA clamp [55978]
    contains two helices and two beta sheets
    duplication: fold has internal pseudo two-fold symmetry

Superfamilies:

  1. DNA clamp [55979] (2)
    link to SUPERFAMILY database - Superfamily
    1. DNA polymerase III, beta subunit [55980] (2)
      duplication: consists of three domains of this fold
      1. DNA polymerase III, beta subunit [55981]
        1. Escherichia coli [TaxId: 562] [55982] (30)
          SQ P00583
          1. 1ok7 picpic
            1. region a:1-122 [103992] picpiclink
            2. region a:123-244 [103993] picpiclink
            3. region a:245-366 [103994] picpiclink
            4. region b:1-122 [103995] picpiclink
            5. region b:123-244 [103996] picpiclink
            6. region b:245-366 [103997] picpiclink
          2. 3d1g picpic
            automatically matched to d1jqja1
            complexed with 322
            1. region a:1-122 [157200] picpiclink
          3. 3d1g picpic
            automatically matched to d1jqja2
            complexed with 322
            1. region a:123-244 [157201] picpiclink
          4. 3d1g picpic
            automatically matched to d1jqja3
            complexed with 322
            1. region a:245-366 [157202] picpiclink
          5. 3d1g picpic
            automatically matched to d1jqja1
            complexed with 322
            1. region b:1-122 [157203] picpiclink
          6. 3d1g picpic
            automatically matched to d1jqja2
            complexed with 322
            1. region b:123-244 [157204] picpiclink
          7. 3d1g picpic
            automatically matched to d1jqja3
            complexed with 322
            1. region b:245-366 [157205] picpiclink
          8. 1unn picpicxref
            complexed with so4
            1. region a:1-122 [99674] picpiclink
            2. region a:123-244 [99675] picpiclink
            3. region a:245-366 [99676] picpiclink
            4. region b:1-122 [99677] picpiclink
            5. region b:123-244 [99678] picpiclink
            6. region b:245-366 [99679] picpiclink
          9. 3bep picpic
            automatically matched to d1jqja1
            complexed with 5cy
            1. region a:1-122 [155190] picpiclink
          10. 3bep picpic
            automatically matched to d1jqja2
            complexed with 5cy
            1. region a:123-244 [155191] picpiclink
          11. 3bep picpic
            automatically matched to d1jqja3
            complexed with 5cy
            1. region a:245-366 [155192] picpiclink
          12. 3bep picpic
            automatically matched to d1jqja1
            complexed with 5cy
            1. region b:1-122 [155193] picpiclink
          13. 3bep picpic
            automatically matched to d1jqja2
            complexed with 5cy
            1. region b:123-244 [155194] picpiclink
          14. 3bep picpic
            automatically matched to d1jqja3
            complexed with 5cy
            1. region b:245-366 [155195] picpiclink
          15. 3d1e picpic
            automatically matched to d1jqja1
            1. region a:1-122 [157188] picpiclink
          16. 3d1e picpic
            automatically matched to d1jqja2
            1. region a:123-244 [157189] picpiclink
          17. 3d1e picpic
            automatically matched to d1jqja3
            1. region a:245-366 [157190] picpiclink
          18. 3d1e picpic
            automatically matched to d1jqja1
            1. region b:1-122 [157191] picpiclink
          19. 3d1e picpic
            automatically matched to d1jqja2
            1. region b:123-244 [157192] picpiclink
          20. 3d1e picpic
            automatically matched to d1jqja3
            1. region b:245-366 [157193] picpiclink
          21. 3d1f picpic
            automatically matched to d1jqja1
            complexed with 323, peg
            1. region a:1-122 [157194] picpiclink
          22. 3d1f picpic
            automatically matched to d1jqja2
            complexed with 323, peg
            1. region a:123-244 [157195] picpiclink
          23. 3d1f picpic
            automatically matched to d1jqja3
            complexed with 323, peg
            1. region a:245-366 [157196] picpiclink
          24. 3d1f picpic
            automatically matched to d1jqja1
            complexed with 323, peg
            1. region b:1-122 [157197] picpiclink
          25. 3d1f picpic
            automatically matched to d1jqja2
            complexed with 323, peg
            1. region b:123-244 [157198] picpiclink
          26. 3d1f picpic
            automatically matched to d1jqja3
            complexed with 323, peg
            1. region b:245-366 [157199] picpiclink
          27. 1mmi picpic
            1. region a:1-122 [91309] picpiclink
            2. region a:123-244 [91310] picpiclink
            3. region a:245-366 [91311] picpiclink
            4. region b:1-122 [91312] picpiclink
            5. region b:123-244 [91313] picpiclink
            6. region b:245-366 [91314] picpiclink
          28. 2pol picpic
            1. region a:1-122 [41356] picpiclink
            2. region a:123-244 [41357] picpiclink
            3. region a:245-366 [41358] picpiclink
            4. region b:1-122 [41359] picpiclink
            5. region b:123-244 [41360] picpiclink
            6. region b:245-366 [41361] picpiclink
          29. 1jql picpicxref
            mutant
            1. region a:1-122 [63231] picpiclink
            2. region a:123-244 [63232] picpiclink
            3. region a:245-366 [63233] picpiclink
          30. 1jqj picpicxrefxref
            mutant
            1. region a:1-122 [67091] picpiclink
            2. region a:123-244 [67092] picpiclink
            3. region a:245-366 [67093] picpiclink
            4. region b:1-122 [67094] picpiclink
            5. region b:123-244 [67095] picpiclink
            6. region b:245-366 [67096] picpiclink
        2. Thermotoga maritima [TaxId: 2336] [118108] (1)
          SQ Q9WYA0
          1. 1vpk picpic
            Structural genomics target
            1. region a:1-120 [113963] picpiclink
            2. region a:121-243 [113964] picpiclink
            3. region a:244-366 [113965] picpiclink
    2. DNA polymerase processivity factor [55983] (9)
      duplication: consists of two domains of this fold
      1. gp45 sliding clamp [55984]
        1. Bacteriophage RB69 [TaxId: 12353] [55985] (2)
          1. 1b77 picpic
            1. region a:1-110 [41362] picpiclink
            2. region a:111-228 [41363] picpiclink
            3. region b:1-110 [41364] picpiclink
            4. region b:111-228 [41365] picpiclink
            5. region c:1-110 [41366] picpiclink
            6. region c:111-228 [41367] picpiclink
          2. 1b8h picpic
            1. region a:1-110 [41368] picpiclink
            2. region a:111-228 [41369] picpiclink
            3. region b:1-110 [41370] picpiclink
            4. region b:111-228 [41371] picpiclink
            5. region c:1-110 [41372] picpiclink
            6. region c:111-228 [41373] picpiclink
        2. Bacteriophage T4 [TaxId: 10665] [55986] (1)
          1. 1czd picpic
            1. region a:1001-1110 [41374] picpiclink
            2. region a:1111-1228 [41375] picpiclink
            3. region b:2001-2110 [41376] picpiclink
            4. region b:2111-2228 [41377] picpiclink
            5. region c:3001-3110 [41378] picpiclink
            6. region c:3111-3228 [41379] picpiclink
      2. UL42 [55987]
        1. Human herpesvirus type 1 [TaxId: 10298] [55988] (1)
          1. 1dml picpic
            1. region a:29-169 [41380] picpiclink
            2. region a:170-319 [41381] picpiclink
            3. region c:29-169 [41382] picpiclink
            4. region c:170-319 [41383] picpiclink
            5. region e:28-169 [41384] picpiclink
            6. region e:170-319 [41385] picpiclink
            7. region g:28-169 [41386] picpiclink
            8. region g:170-319 [41387] picpiclink
      3. Proliferating cell nuclear antigen (PCNA) [55989]
        1. Baker's yeast (Saccharomyces cerevisiae) [TaxId: 4932] [55990] (5)
          SQ P15873
          1. 1plq picpic
            CASP1
            complexed with hg
            1. region a:1-126 [41388] picpiclink
            2. region a:127-258 [41389] picpiclink
          2. 2od8 picpic
            automatically matched to d1plq_1
            1. region a:1-126 [139024] picpiclink
          3. 2od8 picpic
            automatically matched to d1plq_2
            1. region a:127-255 [139025] picpiclink
          4. 1sxj picpicxrefxrefxrefxrefxrefxrefxrefxrefxrefxref
            complexed with adp, atg, mg; mutant
            1. region f:1-126 [106091] picpiclink
            2. region f:127-256 [106092] picpiclink
            3. region g:1-126 [106093] picpiclink
            4. region g:127-255 [106094] picpiclink
            5. region h:1-126 [106095] picpiclink
            6. region h:127-254 [106096] picpiclink
          5. 1plr picpic
            1. region a:1-126 [41390] picpiclink
            2. region a:127-258 [41391] picpiclink
        2. Human (Homo sapiens) [TaxId: 9606] [55991] (31)
          SQ P12004
          1. 1u7b picpic
            complexed with a target peptide
            1. region a:1-126 [113083] picpiclink
            2. region a:127-255 [113084] picpiclink
          2. 1axc picpic
            1. region a:1-126 [41392] picpiclink
            2. region a:127-255 [41393] picpiclink
            3. region c:1-126 [41394] picpiclink
            4. region c:127-255 [41395] picpiclink
            5. region e:1-126 [41396] picpiclink
            6. region e:127-255 [41397] picpiclink
          3. 1vym picpic
            automatically matched to d1axca1
            1. region a:1-126 [120542] picpiclink
          4. 1vym picpic
            automatically matched to d1axca2
            1. region a:127-255 [120543] picpiclink
          5. 1vym picpic
            automatically matched to d1axca1
            1. region b:1-126 [120544] picpiclink
          6. 1vym picpic
            automatically matched to d1axca2
            1. region b:127-255 [120545] picpiclink
          7. 1vym picpic
            automatically matched to d1axca1
            1. region c:1-126 [120546] picpiclink
          8. 1vym picpic
            automatically matched to d1axca2
            1. region c:127-255 [120547] picpiclink
          9. 1u76 picpic
            complexed with a target peptide
            1. region a:1-126 [113077] picpiclink
            2. region a:127-255 [113078] picpiclink
            3. region c:1-126 [113079] picpiclink
            4. region c:127-255 [113080] picpiclink
            5. region e:1-126 [113081] picpiclink
            6. region e:127-255 [113082] picpiclink
          10. 1vyj picpic
            automatically matched to d1axca1
            1. region a:1-126 [120530] picpiclink
          11. 1vyj picpic
            automatically matched to d1axca2
            1. region a:127-255 [120531] picpiclink
          12. 1vyj picpic
            automatically matched to d1axca1
            1. region c:1-126 [120532] picpiclink
          13. 1vyj picpic
            automatically matched to d1axca2
            1. region c:127-255 [120533] picpiclink
          14. 1vyj picpic
            automatically matched to d1axca1
            1. region e:1-126 [120534] picpiclink
          15. 1vyj picpic
            automatically matched to d1axca2
            1. region e:127-255 [120535] picpiclink
          16. 1vyj picpic
            automatically matched to d1axca1
            1. region g:1-126 [120536] picpiclink
          17. 1vyj picpic
            automatically matched to d1axca2
            1. region g:127-255 [120537] picpiclink
          18. 1vyj picpic
            automatically matched to d1axca1
            1. region i:1-126 [120538] picpiclink
          19. 1vyj picpic
            automatically matched to d1axca2
            1. region i:127-255 [120539] picpiclink
          20. 1vyj picpic
            automatically matched to d1axca1
            1. region k:1-126 [120540] picpiclink
          21. 1vyj picpic
            automatically matched to d1axca2
            1. region k:127-255 [120541] picpiclink
          22. 1ul1 picpicxrefxrefxrefxrefxrefxref
            automatically matched to d1axca1
            complexed with mg
            1. region a:1-126 [119684] picpiclink
          23. 1ul1 picpicxrefxrefxrefxrefxrefxref
            automatically matched to d1axca2
            complexed with mg
            1. region a:127-255 [119685] picpiclink
          24. 1ul1 picpicxrefxrefxrefxrefxrefxref
            automatically matched to d1axca1
            complexed with mg
            1. region b:1-126 [119686] picpiclink
          25. 1ul1 picpicxrefxrefxrefxrefxrefxref
            automatically matched to d1axca2
            complexed with mg
            1. region b:127-255 [119687] picpiclink
          26. 1ul1 picpicxrefxrefxrefxrefxrefxref
            automatically matched to d1axca1
            complexed with mg
            1. region c:1-126 [119688] picpiclink
          27. 1ul1 picpicxrefxrefxrefxrefxrefxref
            automatically matched to d1axca2
            complexed with mg
            1. region c:127-255 [119689] picpiclink
          28. 1w60 picpic
            automatically matched to d1axca1
            1. region a:1-126 [120648] picpiclink
          29. 1w60 picpic
            automatically matched to d1axca2
            1. region a:127-255 [120649] picpiclink
          30. 1w60 picpic
            automatically matched to d1axca1
            1. region b:1-126 [120650] picpiclink
          31. 1w60 picpic
            automatically matched to d1axca2
            1. region b:127-255 [120651] picpiclink
        3. Archaeon Pyrococcus furiosus [TaxId: 2261] [55992] (4)
          1. 1iz5 picpic
            mutant
            1. region a:2-120 [83834] picpiclink
            2. region a:126-246 [83835] picpiclink
            3. region b:2-120 [83836] picpiclink
            4. region b:126-246 [83837] picpiclink
          2. 1ge8 picpic
            mutant
            1. region a:2-117 [41398] picpiclink
            2. region a:126-247 [41399] picpiclink
          3. 1iz4 picpic
            mutant
            1. region a:2-120 [83832] picpiclink
            2. region a:126-247 [83833] picpiclink
          4. 1isq picpic
            complexed with ace; mutant
            1. region a:2-119 [76779] picpiclink
            2. region a:126-247 [76780] picpiclink
        4. Archaeon Archaeoglobus fulgidus [TaxId: 2234] [103254] (3)
          1. 1rwz picpic
            1. region a:1-122 [98005] picpiclink
            2. region a:123-244 [98006] picpiclink
          2. 1rxz picpic
            complexed with a FEN-1 peptide, chain B
            1. region a:1-122 [98067] picpiclink
            2. region a:123-245 [98068] picpiclink
          3. 1rxm picpic
            complexed with a FEN-1 peptide, chain B
            1. region a:1-122 [98035] picpiclink
            2. region a:123-245 [98036] picpiclink
        5. Archaeon Sulfolobus tokodaii [TaxId: 111955] [111175] (1)
          SQ Q975N2
          1. 1ud9 picpic
            complexed with zn
            1. region a:1-119 [107768] picpiclink
            2. region a:127-245 [107769] picpiclink
            3. region b:1-119 [107770] picpiclink
            4. region b:127-245 [107771] picpiclink
            5. region c:1-119 [107772] picpiclink
            6. region c:127-245 [107773] picpiclink
            7. region d:1-119 [107774] picpiclink
            8. region d:127-245 [107775] picpiclink
      4. UL44 [111176]
        1. Human cytomegalovirus, HHV-5 [TaxId: 10359] [111177] (3)
          SQ P16790 1-290
          1. 1t6l picpic
            1. region a:10-135 [106574] picpiclink
            2. region a:136-270 [106575] picpiclink
          2. 1yyp picpic
            automatically matched to d1t6la1
            complexed with edo, so4
            1. region a:10-135 [124248] picpiclink
          3. 1yyp picpic
            automatically matched to d1t6la2
            complexed with edo, so4
            1. region a:136-270 [124249] 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