SMTL ID : 2ewn.1

Ecoli Biotin Repressor with co-repressor analog

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 2.80 Å

Oligo State

homo-dimer

Ligands

2 x BTX: ((2R,3S,4R,5R)-5-(6-AMINO-9H-PURIN-9-YL)-3,4-DIHYDROXY-TETRAHYDROFURAN-2-YL)METHYL 5-((3AS,4S,6AR)-2-OXO-HEXAHYDRO-1H-THIENO[3,4-D]IMIDAZOL-4-YL)PENTYL HYDROGEN PHOSPHATE(Non-covalent)

BTX.1: 28 residues within 4Å: Chain A: S.89, T.90, N.91, Q.112, G.115, R.116, G.117, R.118, R.121, K.122, W.123, F.124, L.133, K.172, D.176, K.183, G.186, I.187, L.188, G.204, A.205, G.206, N.208, V.218, V.219, N.220, Q.221, W.223 24 PLIP interactions: 24 interactions with chain A Hydrophobic interactions: A:W.123, A:W.123, A:L.188 Hydrogen bonds: A:T.90, A:T.90, A:N.91, A:Q.112, A:R.116, A:R.116, A:R.118, A:F.124, A:F.124, A:N.208, A:N.220, A:N.220, A:Q.221 Water bridges: A:K.172, A:K.183 Salt bridges: A:R.118, A:R.121, A:K.172, A:K.183 pi-Stacking: A:W.123, A:W.123 BTX.2: 29 residues within 4Å: Chain B: S.89, T.90, N.91, Q.112, G.115, R.116, G.117, R.118, R.121, K.122, W.123, F.124, L.133, S.134, D.176, K.183, G.186, I.187, L.188, G.204, A.205, G.206, N.208, V.218, V.219, N.220, Q.221, W.223, E.313 22 PLIP interactions: 22 interactions with chain B Hydrophobic interactions: B:W.123, B:W.123, B:L.188 Hydrogen bonds: B:T.90, B:T.90, B:N.91, B:Q.112, B:R.116, B:R.116, B:R.118, B:F.124, B:F.124, B:N.208, B:N.220, B:E.313, B:E.313 Water bridges: B:Q.221 Salt bridges: B:R.118, B:R.121, B:K.183 pi-Stacking: B:W.123, B:W.123

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Wood, Z.A. et al., Co-repressor Induced Order and Biotin Repressor Dimerization: A Case for Divergent Followed by Convergent Evolution. J.Mol.Biol. (2006)

Release Date

2006-02-21

Peptides

BirA bifunctional protein: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

BirA bifunctional protein

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