SMTL ID : 4r7q.1

The structure of a sensor domain of a histidine kinase from Vibrio cholerae O1 biovar eltor str. N16961

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 1.98 Å

Oligo State

homo-dimer

Ligands

8 x SO4: SULFATE ION(Non-functional Binders)

SO4.1: 3 residues within 4Å: Chain A: P.36, T.37, R.38 4 PLIP interactions: 4 interactions with chain A Hydrogen bonds: A:T.37, A:T.37, A:R.38 Salt bridges: A:R.38 SO4.2: 4 residues within 4Å: Chain A: A.162, S.163 Chain B: R.211, G.212 2 PLIP interactions: 1 interactions with chain B, 1 interactions with chain A Hydrogen bonds: B:G.212, A:S.163 SO4.3: 4 residues within 4Å: Chain A: S.94, R.96, R.100 Ligands: GOL.5 4 PLIP interactions: 4 interactions with chain A Hydrogen bonds: A:S.94, A:S.94 Water bridges: A:S.94 Salt bridges: A:R.100 SO4.4: 2 residues within 4Å: Chain A: Q.32, R.174 3 PLIP interactions: 3 interactions with chain A Hydrogen bonds: A:Q.32, A:D.177 Salt bridges: A:R.174 SO4.7: 3 residues within 4Å: Chain B: P.36, T.37, R.38 5 PLIP interactions: 5 interactions with chain B Hydrogen bonds: B:T.37, B:T.37, B:T.37, B:R.38 Salt bridges: B:R.38 SO4.8: 4 residues within 4Å: Chain A: R.211, G.212 Chain B: A.162, S.163 2 PLIP interactions: 1 interactions with chain A, 1 interactions with chain B Hydrogen bonds: A:G.212, B:S.163 SO4.9: 4 residues within 4Å: Chain B: S.94, R.96, R.100 Ligands: GOL.11 4 PLIP interactions: 4 interactions with chain B Hydrogen bonds: B:S.94, B:S.94 Water bridges: B:S.94 Salt bridges: B:R.100 SO4.10: 2 residues within 4Å: Chain B: Q.32, R.174 3 PLIP interactions: 3 interactions with chain B Hydrogen bonds: B:Q.32, B:D.177 Salt bridges: B:R.174

2 x GOL: GLYCEROL(Non-functional Binders)

GOL.5: 3 residues within 4Å: Chain A: R.96, R.100 Ligands: SO4.3 2 PLIP interactions: 2 interactions with chain A Hydrogen bonds: A:R.96, A:R.100 GOL.11: 3 residues within 4Å: Chain B: R.96, R.100 Ligands: SO4.9 2 PLIP interactions: 2 interactions with chain B Hydrogen bonds: B:R.96, B:R.100

2 x ACT: ACETATE ION(Non-functional Binders)

ACT.6: 0 residues within 4Å: (No contacts) No protein-ligand interaction detected (PLIP) ACT.12: 0 residues within 4Å: (No contacts) No protein-ligand interaction detected (PLIP)

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Tan, K. et al., Sensor Domain of Histidine Kinase VxrA of Vibrio cholerae - A Hairpin-swapped Dimer and its Conformational Change. J.Bacteriol. (2021)

Release Date

2014-09-10

Peptides

Sensor histidine kinase: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
A

Sensor histidine kinase

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