SMTL ID : 2zfz.3 (2 other biounits)

Crystal structure of the C-terminal domain hexamer of ArgR from Mycobacterium tuberculosis in complex with arginine

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 1.85 Å

Oligo State

homo-trimer

Ligands

3 x ARG: ARGININE(Non-covalent)

ARG.1: 11 residues within 4Å: Chain A: H.34, A.37, S.38, D.41, T.51, I.52, A.53 Chain C: G.54, D.55, D.56, T.57 17 PLIP interactions: 8 interactions with chain A, 7 interactions with chain C, 2 Ligand-Ligand interactions Hydrophobic interactions: A:A.37 Hydrogen bonds: A:H.34, A:D.41, A:A.53, A:A.53, C:D.55, C:D.56, C:T.57, C:T.57 Water bridges: A:S.38, A:T.51, C:R.27, C:D.55, R.1, R.1 Salt bridges: A:H.34, C:D.55 ARG.2: 11 residues within 4Å: Chain A: G.54, D.55, D.56, T.57 Chain B: H.34, A.37, S.38, D.41, T.51, I.52, A.53 19 PLIP interactions: 11 interactions with chain B, 7 interactions with chain A, 1 Ligand-Ligand interactions Hydrophobic interactions: B:A.37 Hydrogen bonds: B:H.34, B:D.41, B:A.53, B:A.53, A:D.55, A:D.56, A:D.56, A:T.57, A:T.57 Water bridges: B:S.38, B:R.42, B:R.42, B:R.42, B:T.51, A:D.55, R.2 Salt bridges: B:H.34, A:D.55 ARG.4: 11 residues within 4Å: Chain B: G.54, D.55, D.56, T.57 Chain C: H.34, A.37, S.38, D.41, T.51, I.52, A.53 17 PLIP interactions: 7 interactions with chain B, 8 interactions with chain C, 2 Ligand-Ligand interactions Hydrogen bonds: B:D.55, B:D.56, B:T.57, B:T.57, C:H.34, C:D.41, C:T.51, C:A.53, C:A.53 Water bridges: B:D.55, B:D.56, C:T.51, R.4, R.4 Salt bridges: B:D.55, C:H.34 Hydrophobic interactions: C:A.37

1 x GAI: GUANIDINE(Non-functional Binders)

GAI.3: 0 residues within 4Å: (No contacts) 1 PLIP interactions: 1 interactions with chain B Water bridges: B:E.12

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Cherney, L.T. et al., Structure of the C-terminal domain of the arginine repressor protein from Mycobacterium tuberculosis. Acta Crystallogr.,Sect.D (2008)

Release Date

2008-02-12

Peptides

Arginine repressor: ABC

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
D

B
E

C
F

Arginine repressor

Related Entries With Identical Sequence