Structural Classification of Proteins
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Fold: CI-2 family of serine protease inhibitors

alpha+beta sandwich; loop across free side of beta-sheet

Lineage:

  1. Root: scop
  2. Class: Alpha and beta proteins (a+b) [53931]
    Mainly antiparallel beta sheets (segregated alpha and beta regions)
  3. Fold: CI-2 family of serine protease inhibitors [54653]
    alpha+beta sandwich; loop across free side of beta-sheet

Superfamilies:

  1. CI-2 family of serine protease inhibitors [54654] (1)
    link to SUPERFAMILY database - Superfamily
    1. CI-2 family of serine protease inhibitors [54655] (4)
      1. Eglin C [54656]
        1. Leech (Hirudo medicinalis) [TaxId: 6421] [54657] (11)
          1. 1cse picpicxref
            complexed with ca
            1. chain i [38559] picpiclink
          2. 2sec picpicxref
            complexed with ca
            1. chain i [38560] picpiclink
          3. 1egp picpic
            cleaved between residues 45 and 46
            1. chain a,b [38561] picpiclink
          4. 1mee picpicxref
            complexed with ca
            1. chain i [38562] picpiclink
          5. 2tec picpicxref
            complexed with ca, na
            1. chain i [38563] picpiclink
          6. 3tec picpicxref
            complexed with ca
            1. chain i [38564] picpiclink
          7. 1acb picpicxref
            1. chain i [38565] picpiclink
          8. 1sbn picpicxref
            complexed with ca; mutant
            1. chain i [38567] picpiclink
          9. 1tec picpicxref
            complexed with ca, na
            1. chain i [38566] picpiclink
          10. 1sib picpicxref
            complexed with ca; mutant
            1. chain i [38568] picpiclink
          11. 1egl picpic
            1. chain a [38569] picpiclink
      2. Chymotrypsin inhibitor CI-2 [54658]
        1. Barley (Hordeum vulgare) [TaxId: 4513] [54659] (29)
          SQ Q40059 22-84
          1. 1to2 picpicxref
            complexed with 15p, ca, cit, na; mutant
            1. chain i [112596] picpiclink
          2. 1tm5 picpicxref
            complexed with 1pe, ca, cit, na; mutant
            1. chain i [112516] picpiclink
          3. 1lw6 picpicxref
            complexed with ca, sul; mutant
            1. chain i [74294] picpiclink
          4. 1y34 picpicxref
            complexed with 15p, ca, cit, na; mutant
            1. region i:21-83 [144586] picpiclink
          5. 1tm7 picpicxref
            complexed with 1pe, ca, cit, na; mutant
            1. chain i [112519] picpiclink
          6. 1y1k picpicxref
            complexed with 15p, ca, cit, na; mutant
            1. region i:21-83 [144584] picpiclink
          7. 1tm3 picpicxref
            complexed with 1pe, ca, cit, na; mutant
            1. chain i [112512] picpiclink
          8. 1tmg picpicxref
            complexed with 15p, 1pe, ca, cit, na; mutant
            1. chain i [112522] picpiclink
          9. 1y4a picpicxref
            complexed with 15p, ca, cit, na; mutant
            1. region i:21-83 [144592] picpiclink
          10. 1y3c picpicxref
            complexed with 15p, ca, cit, na; mutant
            1. region i:21-83 [144588] picpiclink
          11. 1to1 picpicxref
            complexed with 1pe, ca, cit, na; mutant
            1. chain i [112594] picpiclink
          12. 1tm1 picpicxref
            complexed with 1pe, ca, cit, na; mutant
            1. chain i [112510] picpiclink
          13. 1tm4 picpicxref
            complexed with 1pe, ca, cit, na; mutant
            1. chain i [112514] picpiclink
          14. 1ypc picpic
            mutant
            1. chain i [38570] picpiclink
          15. 1y3b picpicxref
            complexed with 15p, ca, cit, na; mutant
            1. region i:21-83 [144587] picpiclink
          16. 1y3d picpicxref
            complexed with 15p, ca, cit, na; mutant
            1. region i:21-83 [144589] picpiclink
          17. 1y3f picpicxref
            complexed with 15p, ca, cit, na; mutant
            1. region i:21-83 [144590] picpiclink
          18. 1y33 picpicxref
            complexed with 15p, ca, cit, na; mutant
            1. region i:21-83 [144585] picpiclink
          19. 1y48 picpicxref
            complexed with 15p, ca, cit, na; mutant
            1. region i:21-83 [144591] picpiclink
          20. 1ypb picpic
            mutant
            1. chain i [38571] picpiclink
          21. 1ypa picpic
            mutant
            1. chain i [38572] picpiclink
          22. 2sni picpicxref
            complexed with ca
            1. chain i [38573] picpiclink
          23. 1coa picpic
            mutant
            1. chain i [38574] picpiclink
          24. 1y4d picpicxref
            automatically matched to 1Y4A I:21-83
            complexed with ca, na; mutant
            1. region i:21-83 [144593] picpiclink
          25. 2ci2 picpic
            1. chain i [38575] picpiclink
          26. 1ciq picpic
            1. chain a,b [38576] picpiclink
          27. 3ci2 picpic
            1. chain a [38577] picpiclink
          28. 1cir picpic
            1. chain a,b [38578] picpiclink
          29. 1cq4 picpic
            mutant with insertion (GQQQQGM) between met59 and glu60
            1. chain a,b [38579] picpiclink
      3. Trypsin inhibitor V [54660]
        1. Pumpkin (Cucurbita maxima) [TaxId: 3661] [54661] (3)
          1. 1hym picpic
            1. chain a,b [38581] picpiclink
          2. 1tin picpic
            1. chain a [38580] picpiclink
          3. 1mit picpic
            1. chain a [38582] picpiclink
      4. Trypsin inhibitor LUTI [54662]
        1. Flax (Linum usitatissimum) [TaxId: 4006] [54663] (1)
          1. 1dwm picpic
            1. chain a [38583] 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