Structural Classification of Proteins
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Family: Type I restriction modification DNA specificity domain

Pfam 01420

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 methylase specificity domain [116733]
    comprises the N-terminal, double beta-helix like structure and C-terminal alpha-hairpin
  4. Superfamily: DNA methylase specificity domain [116734]
    link to SUPERFAMILY database - Superfamily
  5. Family: Type I restriction modification DNA specificity domain [143979]
    Pfam 01420

Protein Domains:

  1. Bipartite methylase S protein MG438 [143980]
    duplication; contains two structural repeats made of this domain and extra C-terminal coiled coil each; overall structure is similar to MJ0130
    1. Mycoplasma genitalium [TaxId: 2097] [143981] (2)
      SQ Q49434 1-193! SQ Q49434 194-374
      1. 1ydx picpic
        complexed with cl
        1. region a:1-193 [123004] picpiclink
      2. 1ydx picpic
        complexed with cl
        1. region a:194-374 [123005] picpiclink
  2. Bipartite methylase S protein MJ0130 [143982]
    duplication: comprises two repeats of this domain, separated by a coiled coil made by additional long helices at the C-end of each repeat
    1. Methanocaldococcus jannaschii [TaxId: 2190] [143983] (4)
      SQ Q57594 1-220! SQ Q57594 221-425
      1. 1yf2 picpic
        1. region a:1-220 [123042] picpiclink
      2. 1yf2 picpic
        1. region a:221-425 [123043] picpiclink
      3. 1yf2 picpic
        automatically matched to 1YF2 A:1-220
        1. region b:1-220 [123044] picpiclink
      4. 1yf2 picpic
        automatically matched to 1YF2 A:221-425
        1. region b:221-425 [123045] 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