SCOPe 2.08: Domain d1an4a1: 1an4 A:197-260

Lineage for d1an4a1 (1an4 A:197-260)

1. Root: SCOPe 2.08

2. Class a: All alpha proteins [46456] (290 folds)

3. Fold a.38: HLH-like [47458] (2 superfamilies)
   4-helices; bundle, closed, left-handed twist; 2 crossover connections

4. Superfamily a.38.1: HLH, helix-loop-helix DNA-binding domain [47459] (2 families)
   dimer of two identical helix-loop-helix subunits

5. Family a.38.1.1: HLH, helix-loop-helix DNA-binding domain [47460] (9 proteins)

6. Protein Usf B/HLH domain [47466] (1 species)

7. Species Human (Homo sapiens) [TaxId:9606] [47467] (1 PDB entry)

8. Domain d1an4a1: 1an4 A:197-260 [17136]
   Other proteins in same PDB: d1an4a2, d1an4b2
   protein/DNA complex

Details for d1an4a1

PDB Entry: 1an4, 2.9 Å

PDB Description: structure and function of the b/hlh/z domain of usf

PDB Compounds: (A:) protein (upstream stimulatory factor)

SCOPe Domain Sequences for d1an4a1:

Sequence; same for both SEQRES and ATOM records:

>d1an4a1 a.38.1.1 (A:197-260) Usf B/HLH domain {Human (Homo sapiens) [TaxId: 9606]}
dekrraqhneverrrrdkinnwivqlskiipdssmestksgqskggilskasdyiqelrq
snhr

Timeline for d1an4a1:

• d1an4a1 first appeared (with stable ids) in SCOP 1.55, called d1an4a_
  
• d1an4a1 appears in SCOPe 2.07