SCOPe 2.08: Domain d1cr2a_: 1cr2 A:

Lineage for d1cr2a_ (1cr2 A:)

1. Root: SCOPe 2.08

2. Class c: Alpha and beta proteins (a/b) [51349] (148 folds)

3. Fold c.37: P-loop containing nucleoside triphosphate hydrolases [52539] (1 superfamily)
   3 layers: a/b/a, parallel or mixed beta-sheets of variable sizes

4. Superfamily c.37.1: P-loop containing nucleoside triphosphate hydrolases [52540] (27 families)
   division into families based on beta-sheet topologies

5. Family c.37.1.11: RecA protein-like (ATPase-domain) [52670] (22 proteins)
   core: mixed beta-sheet of 8 strands, order 32451678; strand 7 is antiparallel to the rest

6. Protein Gene 4 protein (g4p, DNA primase), helicase domain [52674] (1 species)

7. Species Bacteriophage T7 [TaxId:10760] [52675] (7 PDB entries)

8. Domain d1cr2a_: 1cr2 A: [32288]
   complexed with dtp, so4

Details for d1cr2a_

PDB Entry: 1cr2, 2.3 Å

PDB Description: crystal structure of the helicase domain of the gene 4 protein of bacteriophage t7: complex with datp

PDB Compounds: (A:) DNA primase/helicase

SCOPe Domain Sequences for d1cr2a_:

Sequence, based on SEQRES records:

>d1cr2a_ c.37.1.11 (A:) Gene 4 protein (g4p, DNA primase), helicase domain {Bacteriophage T7 [TaxId: 10760]}
mrerirehlsseesvgllfsgctgindktlgarggevimvtsgsgmgkstfvrqqalqwg
tamgkkvglamleesveetaedliglhnrvrlrqsdslkreiiengkfdqwfdelfgndt
fhlydsfaeaetdrllaklaymrsglgcdviildhisivvsasgesderkmidnlmtklk
gfakstgvvlvvichlknpdkgkaheegrpvsitdlrgsgalrqlsdtiialernqqgdm
pnlvlvrilkcrftgdtgiagymeynketgwlepssy

Sequence, based on observed residues (ATOM records):

>d1cr2a_ c.37.1.11 (A:) Gene 4 protein (g4p, DNA primase), helicase domain {Bacteriophage T7 [TaxId: 10760]}
mrerirehlsseesvgllfsgctgindktlgarggevimvtsgsgmgkstfvrqqalqwg
tamgkkvglamleesveetaedliglhnrvrlrqsdslkreiiengkfdqwfdelfgndt
fhlydsfeaetdrllaklaymrsglgcdviildhisirkmidnlmtklkgfakstgvvlv
vichlksgalrqlsdtiialernnlvlvrilkcrftgdtgiagymeynketgwlepssy

Timeline for d1cr2a_:

• d1cr2a_ first appeared (with stable ids) in SCOP 1.55
  
• d1cr2a_ appears in SCOPe 2.07