SCOP 1.73: Domain d1biaa3: 1bia A:64-270

Lineage for d1biaa3 (1bia A:64-270)

1. Root: SCOP 1.73

2. Class d: Alpha and beta proteins (a+b) [53931] (334 folds)

3. Fold d.104: Class II aaRS and biotin synthetases [55680] (1 superfamily)
   contains large mixed beta-sheet

4. Superfamily d.104.1: Class II aaRS and biotin synthetases [55681] (3 families)

5. Family d.104.1.2: Biotin holoenzyme synthetase [55707] (2 proteins)

6. Protein Biotin repressor/biotin holoenzyme synthetase, catalytic (central) domain [55708] (1 species)
   this structure contains an SH2-like fold

7. Species Escherichia coli [TaxId:562] [55709] (4 PDB entries)

8. Domain d1biaa3: 1bia A:64-270 [40787]
   Other proteins in same PDB: d1biaa1, d1biaa2

Details for d1biaa3

PDB Entry: 1bia, 2.3 Å

PDB Description: the e. coli biotin holoenzyme synthetase(slash)bio repressor crystal structure delineates the biotin and dna-binding domains

PDB Compounds: (A:) BirA BIFUNCTIONAL PROTEIN

SCOP Domain Sequences for d1biaa3:

Sequence, based on SEQRES records:

>d1biaa3 d.104.1.2 (A:64-270) Biotin repressor/biotin holoenzyme synthetase, catalytic (central) domain {Escherichia coli [TaxId: 562]}
iqllnakqilgqldggsvavlpvidstnqylldrigelksgdaciaeyqqagrgrrgrkw
fspfganlylsmfwrleqgpaaaiglslvigivmaevlrklgadkvrvkwpndlylqdrk
lagilveltgktgdaaqivigaginmamrrveesvvnqgwitlqeaginldrntlaamli
relraalelfeqeglapylsrwekldn

Sequence, based on observed residues (ATOM records):

>d1biaa3 d.104.1.2 (A:64-270) Biotin repressor/biotin holoenzyme synthetase, catalytic (central) domain {Escherichia coli [TaxId: 562]}
iqllnakqilgqldggsvavlpvidstnqylldrigelksgdaciaeyqqagspfganly
lsmfwrleqpaaaiglslvigivmaevlrklgadkvrvkwpndlylqdrklagilveltg
aaqivigaginmamwitlqeaginldrntlaamlirelraalelfeqeglapylsrwekl
dn

Timeline for d1biaa3:

• d1biaa3 first appeared (with stable ids) in SCOP 1.55, called d1bia_3
  
• d1biaa3 was called d1bia_3 in SCOP 1.71
  
• d1biaa3 appears in SCOP 1.75
  
• d1biaa3 appears in the current release, SCOPe 2.08