SMTL ID : 1jhg.1

TRP REPRESSOR MUTANT V58I

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 1.30 Å

Oligo State

homo-dimer

Ligands

2 x PO4: PHOSPHATE ION(Non-functional Binders)

PO4.1: 4 residues within 4Å: Chain A: R.56, L.98, K.99, D.101 5 PLIP interactions: 5 interactions with chain A Hydrogen bonds: A:K.99 Water bridges: A:R.56, A:R.56, A:R.56 Salt bridges: A:R.56 PO4.3: 4 residues within 4Å: Chain B: R.56, L.98, K.99, D.101 5 PLIP interactions: 5 interactions with chain B Hydrogen bonds: B:K.99 Water bridges: B:R.56, B:R.56, B:R.56 Salt bridges: B:R.56

2 x TRP: TRYPTOPHAN(Non-covalent)

TRP.2: 15 residues within 4Å: Chain A: R.47, I.50, I.51, T.74, I.75, R.77, G.78, S.81 Chain B: N.33, L.34, M.35, L.36, T.37, P.38, R.41 14 PLIP interactions: 1 Ligand-Ligand interactions, 4 interactions with chain B, 9 interactions with chain A Water bridges: W.2, B:R.41, B:R.41, A:R.77, A:R.77, A:S.81 Hydrophobic interactions: B:T.37, A:R.47, A:R.47, A:I.51 Hydrogen bonds: B:L.34, A:T.74 Salt bridges: A:R.77 pi-Cation interactions: A:R.47 TRP.4: 15 residues within 4Å: Chain A: N.33, L.34, M.35, L.36, T.37, P.38, R.41 Chain B: R.47, I.50, I.51, T.74, I.75, R.77, G.78, S.81 14 PLIP interactions: 9 interactions with chain B, 4 interactions with chain A, 1 Ligand-Ligand interactions Hydrophobic interactions: B:R.47, B:R.47, B:I.51, A:T.37 Hydrogen bonds: B:T.74, A:L.34 Water bridges: B:R.77, B:R.77, B:S.81, A:R.41, A:R.41, W.4 Salt bridges: B:R.77 pi-Cation interactions: B:R.47

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Lawson, C.L., An atomic view of the L-tryptophan binding site of trp repressor. Nat.Struct.Biol. (1996)

Release Date

1997-03-12

Peptides

TRP OPERON REPRESSOR: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
A

TRP OPERON REPRESSOR