SCOP 1.73: Domain d1nh2d1: 1nh2 D:5-54

Lineage for d1nh2d1 (1nh2 D:5-54)

1. Root: SCOP 1.73

2. Class a: All alpha proteins [46456] (258 folds)

3. Fold a.32: Transcription factor IIA (TFIIA), alpha-helical domain [47395] (1 superfamily)
   4 helices; bundle, closed, right-handed twist

4. Superfamily a.32.1: Transcription factor IIA (TFIIA), alpha-helical domain [47396] (1 family)
   dimer of non-identical alpha-hairpins

5. Family a.32.1.1: Transcription factor IIA (TFIIA), alpha-helical domain [47397] (2 proteins)
   heterodimer of two homologous chains

6. Protein Small chain TOA2, N-terminal domain [88835] (2 species)

7. Species Baker's yeast (Saccharomyces cerevisiae) [TaxId:4932] [88836] (3 PDB entries)

8. Domain d1nh2d1: 1nh2 D:5-54 [91876]
   Other proteins in same PDB: d1nh2a1, d1nh2a2, d1nh2b_, d1nh2c_, d1nh2d2
   complexed with 5iu

Details for d1nh2d1

PDB Entry: 1nh2, 1.9 Å

PDB Description: crystal structure of a yeast tfiia/tbp/dna complex

PDB Compounds: (D:) Transcription initiation factor IIA small chain

SCOP Domain Sequences for d1nh2d1:

Sequence; same for both SEQRES and ATOM records:

>d1nh2d1 a.32.1.1 (D:5-54) Small chain TOA2, N-terminal domain {Baker's yeast (Saccharomyces cerevisiae) [TaxId: 4932]}
gyyelyrrstignslvdaldtlisdgrieaslamrvletfdkvvaetlkd

Timeline for d1nh2d1:

• d1nh2d1 first appeared in SCOP 1.67
  
• d1nh2d1 appears in SCOP 1.71
  
• d1nh2d1 appears in SCOP 1.75
  
• d1nh2d1 appears in the current release, SCOPe 2.08