SCOPe 2.05: Domain d2ianq2: 2ian Q:3-92

Lineage for d2ianq2 (2ian Q:3-92)

1. Root: SCOPe 2.05

2. Class d: Alpha and beta proteins (a+b) [53931] (381 folds)

3. Fold d.19: MHC antigen-recognition domain [54451] (1 superfamily)
   dimeric

4. Superfamily d.19.1: MHC antigen-recognition domain [54452] (2 families)

5. Family d.19.1.1: MHC antigen-recognition domain [54453] (13 proteins)

6. Protein Class II MHC beta chain, N-terminal domain [88819] (15 species)

7. Species Human (Homo sapiens), HLA-DR1 [TaxId:9606] [88821] (17 PDB entries)

8. Domain d2ianq2: 2ian Q:3-92 [137177]
   Other proteins in same PDB: d2iana1, d2iana2, d2ianb1, d2iand1, d2iand2, d2iane1, d2iane2, d2ianf1, d2ianf2, d2iang1, d2iani1, d2iani2, d2ianj1, d2ianj2, d2iank1, d2iank2, d2ianl1, d2iann1, d2iann2, d2iano1, d2iano2, d2ianp1, d2ianp2, d2ianq1, d2ians1, d2ians2, d2iant1, d2iant2
   automated match to d1klub2
   mutant

Details for d2ianq2

PDB Entry: 2ian, 2.8 Å

PDB Description: Structural basis for recognition of mutant self by a tumor-specific, MHC class II-restricted TCR

PDB Compounds: (Q:) HLA class II histocompatibility antigen, DRB1-1 beta chain

SCOPe Domain Sequences for d2ianq2:

Sequence; same for both SEQRES and ATOM records:

>d2ianq2 d.19.1.1 (Q:3-92) Class II MHC beta chain, N-terminal domain {Human (Homo sapiens), HLA-DR1 [TaxId: 9606]}
trprflwqlkfechffngtervrllerciynqeesvrfdsdvgeyravtelgrpdaeywn
sqkdlleqrraavdtycrhnygvgesftvq

Timeline for d2ianq2:

• d2ianq2 first appeared in SCOP 1.73
  
• d2ianq2 appears in SCOPe 2.04
  
• d2ianq2 appears in SCOPe 2.06
  
• d2ianq2 appears in the current release, SCOPe 2.08