SCOPe 2.03: Domain d1r20a_: 1r20 A:

Lineage for d1r20a_ (1r20 A:)

1. Root: SCOPe 2.03

2. Class a: All alpha proteins [46456] (284 folds)

3. Fold a.123: Nuclear receptor ligand-binding domain [48507] (1 superfamily)
   multihelical; 3 layers or orthogonally packed helices

4. Superfamily a.123.1: Nuclear receptor ligand-binding domain [48508] (2 families)

5. Family a.123.1.1: Nuclear receptor ligand-binding domain [48509] (34 proteins)

6. Protein Ultraspiracle protein, usp [48534] (2 species)
   the ortholog of RXRs in insects

7. Species Tobacco budworm (Heliothis virescens) [TaxId:7102] [63626] (4 PDB entries)

8. Domain d1r20a_: 1r20 A: [96844]
   Other proteins in same PDB: d1r20d_
   complexed with eph, hwg

Details for d1r20a_

PDB Entry: 1r20, 3 Å

PDB Description: Crystal structure of the ligand-binding domains of the heterodimer EcR/USP bound to the synthetic agonist BYI06830

PDB Compounds: (A:) ultraspiracle protein

SCOPe Domain Sequences for d1r20a_:

Sequence, based on SEQRES records:

>d1r20a_ a.123.1.1 (A:) Ultraspiracle protein, usp {Tobacco budworm (Heliothis virescens) [TaxId: 7102]}
qelsierllemeslvadpseefqflrvgpdsnvppkfrapvsslcqignkqiaalvvwar
diphfsqlemedqillikgswnelllfaiawrsmeflteerdgvdgtgnrttsppqlmcl
mpgmtlhrnsalqagvgqifdrvlselslkmrtlrvdqaeyvalkaiillnpdvkglknr
qevevlrekmflcldeycrrsrsseegrfaalllrlpalrsislksfehlfffhlvadts
iagyirdalr

Sequence, based on observed residues (ATOM records):

>d1r20a_ a.123.1.1 (A:) Ultraspiracle protein, usp {Tobacco budworm (Heliothis virescens) [TaxId: 7102]}
qelsierllemeslvadpseefqflrvgpdsnvppkfrapvsslcqignkqiaalvvwar
diphfsqlemedqillikgswnelllfaiawrsmefltettsppqlmclmpgmtlhrnsa
lqagvgqifdrvlselslkmrtlrvdqaeyvalkaiillnpdvkglknrqevevlrekmf
lcldeycrrsrsseegrfaalllrlpalrsislksfehlfffhlvadtsiagyirdalr

Timeline for d1r20a_:

• d1r20a_ first appeared in SCOP 1.67
  
• d1r20a_ appears in SCOPe 2.02
  
• d1r20a_ appears in SCOPe 2.04
  
• d1r20a_ appears in the current release, SCOPe 2.08