SCOP 1.75: Domain d1qbaa4: 1qba A:201-337

Lineage for d1qbaa4 (1qba A:201-337)

1. Root: SCOP 1.75

2. Class d: Alpha and beta proteins (a+b) [53931] (376 folds)

3. Fold d.92: Zincin-like [55485] (2 superfamilies)
   contains mixed beta sheet with connection over free side of the sheet

4. Superfamily d.92.2: beta-N-acetylhexosaminidase-like domain [55545] (3 families)
   contains similar fold but lacks its catalytic centre

5. Family d.92.2.1: beta-N-acetylhexosaminidase domain [55546] (4 proteins)
   family GH20

6. Protein Bacterial chitobiase, Domain 2 [55547] (1 species)

7. Species Serratia marcescens [TaxId:615] [55548] (4 PDB entries)

8. Domain d1qbaa4: 1qba A:201-337 [40408]
   Other proteins in same PDB: d1qbaa1, d1qbaa2, d1qbaa3
   complexed with so4

Details for d1qbaa4

PDB Entry: 1qba, 1.85 Å

PDB Description: bacterial chitobiase, glycosyl hydrolase family 20

PDB Compounds: (A:) chitobiase

SCOP Domain Sequences for d1qbaa4:

Sequence; same for both SEQRES and ATOM records:

>d1qbaa4 d.92.2.1 (A:201-337) Bacterial chitobiase, Domain 2 {Serratia marcescens [TaxId: 615]}
snadlqtlpagalrgkivptpmqvkvhaqdadlrkgvaldlstlvkpaadvvsqrfallg
vpvqtngypiktdiqpgkfkgamavsgayelkigkkeaqvigfdqagvfyglqsilslvp
sdgsgkiatldasdapr

Timeline for d1qbaa4:

• d1qbaa4 first appeared (with stable ids) in SCOP 1.55, called d1qba_4
  
• d1qbaa4 appears in SCOP 1.73
  
• d1qbaa4 appears in SCOPe 2.01
  
• d1qbaa4 appears in the current release, SCOPe 2.08