Family: Group I mobile intron endonuclease

contains two extra helices in the C-terminal extension

Lineage:

1. Root: scop
2. Class: Alpha and beta proteins (a+b) [53931]
   Mainly antiparallel beta sheets (segregated alpha and beta regions)
3. Fold: Homing endonuclease-like [55603]
   alpha-beta(2)-alpha-beta(2)-alpha; 2 layers: a/b; antiparallel sheet 1243
4. Superfamily: Homing endonucleases [55608]
   uperfamily
5. Family: Group I mobile intron endonuclease [55609]
   contains two extra helices in the C-terminal extension

Protein Domains:

1. DNA endonuclease I-CreI [55610]
   1. Chlamydomonas reinhardtii [TaxId: 3055] [55611] (13)
      SQ P05725 2-154 ! SQ P05725
      1. 1t9i
         complexed with ca, na; mutant
         1. chain a [112360]
         2. chain b [112361]
      2. 1g9z
         DNA product complex with magnesium
         complexed with mg
         1. chain a [60408]
         2. chain b [60409]
      3. 1n3f
         complexed with ca
         1. chain a [85299]
         2. chain b [85300]
         3. chain g [85301]
         4. chain h [85302]
      4. 2o7m
         automatically matched to d1bp7a_
         1. region a:2-153 [148668]
      5. 2o7m
         automatically matched to d1bp7a_
         1. region b:2-153 [148669]
      6. 1t9j
         mutant
         1. chain a [112362]
         2. chain b [112363]
      7. 1g9y
         DNA substrate complex with calcium
         complexed with ca
         1. chain a [60406]
         2. chain b [60407]
      8. 1n3e
         complexed with ca, na
         1. chain a [85295]
         2. chain b [85296]
         3. chain g [85297]
         4. chain h [85298]
      9. 1u0c
         complexed with mg
         1. chain a [112906]
         2. chain b [112907]
      10. 1u0d
          1. chain a [112908]
          2. chain b [112909]
      11. 1bp7
          protein/DNA complex; complexed with ca
          1. chain a [40568]
          2. chain b [40569]
          3. chain c [40570]
          4. chain d [40571]
      12. 1af5
          mutant
          1. chain a [40572]
      13. 1mow
          chimera with the I-dmoI N-domain
          complexed with gol, mg, so4
          1. region a:100-252 [79360]
          2. region d:600-752 [79362]
          3. region g:1100-1250 [79364]
          4. region j:1600-1752 [79366]
2. DNA endonuclease I-dmoI [55612]
   duplication: contains tandem repeat of this fold
   1. Archaeon Desulfurococcus mobilis [TaxId: 2274] [55613] (2)
      1. 1b24
         1. region a:7-99 [40573]
         2. region a:100-179 [40574]
      2. 1mow
         chimera of N-domain with I-CreI
         complexed with gol, mg, so4
         1. region a:5-99 [79361]
         2. region d:505-599 [79363]
         3. region g:1007-1098 [79365]
         4. region j:1506-1599 [79367]
3. DNA endonuclease I-MsoI [90006]
   1. Monomastix sp. cl-1997 [TaxId: 141716] [90007] (1)
      1. 1m5x
         complexed with ca
         1. chain a [84844]
         2. chain b [84845]
4. DNA endonuclease I-AniI [103141]
   duplication: contains tandem repeat of this fold
   1. Aspergillus nidulans [TaxId: 162425] [103142] (1)
      synonym: Emericella nidulans
      1. 1p8k
         complexed with mg
         1. region z:1-125 [94361]
         2. region z:126-254 [94362]
5. DNA endonuclease I-SceI [118055]
   duplication: contains tandem repeat of this fold
   1. Baker's yeast (Saccharomyces cerevisiae) [TaxId: 4932] [118056] (1)
      SQ P03882
      1. 1r7m
         complexed with ca
         1. region a:3-120 [111713]
         2. region a:121-225 [111714]
         3. region b:303-420 [111715]
         4. region b:421-525 [111716]

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