SCOPe 2.07: Domain d1y97b_: 1y97 B:

Lineage for d1y97b_ (1y97 B:)

1. Root: SCOPe 2.07

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

3. Fold c.55: Ribonuclease H-like motif [53066] (7 superfamilies)
   3 layers: a/b/a; mixed beta-sheet of 5 strands, order 32145; strand 2 is antiparallel to the rest

4. Superfamily c.55.3: Ribonuclease H-like [53098] (16 families)
   consists of one domain of this fold

5. Family c.55.3.5: DnaQ-like 3'-5' exonuclease [53118] (17 proteins)
   contains Pfam PF00929

6. Protein Three prime repair exonuclease 2, TREX2 [142499] (2 species)

7. Species Human (Homo sapiens) [TaxId:9606] [142500] (1 PDB entry)
   Uniprot Q9BQ50 44-271

8. Domain d1y97b_: 1y97 B: [122774]
   Other proteins in same PDB: d1y97a2
   automated match to d1y97a1

Details for d1y97b_

PDB Entry: 1y97, 2.5 Å

PDB Description: The human TREX2 3' exonuclease structure suggests a mechanism for efficient non-processive DNA catalysis

PDB Compounds: (B:) Three prime repair exonuclease 2

SCOPe Domain Sequences for d1y97b_:

Sequence, based on SEQRES records:

>d1y97b_ c.55.3.5 (B:) Three prime repair exonuclease 2, TREX2 {Human (Homo sapiens) [TaxId: 9606]}
eapraetfvfldleatglpsvepeiaelslfavhrsslenpehdesgalvlprvldkltl
cmcperpftakaseitglsseglarcrkagfdgavvrtlqaflsrqagpiclvahngfdy
dfpllcaelrrlgarlprdtvcldtlpalrgldrahshgtrargrqgyslgslfhryfra
epsaahsaegdvhtllliflhraaellawadeqargwahiepmylp

Sequence, based on observed residues (ATOM records):

>d1y97b_ c.55.3.5 (B:) Three prime repair exonuclease 2, TREX2 {Human (Homo sapiens) [TaxId: 9606]}
eapraetfvfldleatglpsvepeiaelslfavhrsslenpehdesgalvlprvldkltl
cmcperpftakaseitglsseglarcrkagfdgavvrtlqaflsrqagpiclvahngfdy
dfpllcaelrrlgarlprdtvcldtlpalrgldrgyslgslfhryfraephsaegdvhtl
lliflhraaellawadeqargwahiepmylp

Timeline for d1y97b_:

• d1y97b_ first appeared in SCOP 1.73, called d1y97b1
  
• d1y97b_ appears in SCOPe 2.06
  
• d1y97b_ appears in the current release, SCOPe 2.08