SMTL ID : 2j80.1

Structure of Citrate-bound Periplasmic Domain of Sensor Histidine Kinase CitA

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 1.60 Å

Oligo State

homo-dimer

Ligands

2 x FLC: CITRATE ANION(Non-covalent)

FLC.1: 12 residues within 4Å: Chain A: Y.58, T.60, R.68, H.71, M.81, E.82, G.102, S.103, L.104, R.109, K.111, S.126 18 PLIP interactions: 18 interactions with chain A Hydrogen bonds: A:T.60, A:R.68, A:E.82, A:E.82, A:E.82, A:S.103, A:L.104, A:R.109, A:R.109, A:S.126 Water bridges: A:G.102, A:K.111, A:K.111 Salt bridges: A:R.68, A:H.71, A:H.71, A:R.109, A:K.111 FLC.5: 12 residues within 4Å: Chain B: Y.58, T.60, R.68, H.71, M.81, E.82, G.102, S.103, L.104, R.109, K.111, S.126 19 PLIP interactions: 19 interactions with chain B Hydrogen bonds: B:T.60, B:T.60, B:R.68, B:E.82, B:E.82, B:E.82, B:S.103, B:L.104, B:R.109, B:R.109, B:S.126 Water bridges: B:G.102, B:K.111, B:K.111 Salt bridges: B:R.68, B:H.71, B:H.71, B:R.109, B:K.111

2 x NA: SODIUM ION(Non-functional Binders)

NA.2: 4 residues within 4Å: Chain A: S.26, S.112, P.113 Ligands: GOL.4 2 PLIP interactions: 2 interactions with chain A Hydrogen bonds: A:S.26, A:S.26 NA.6: 4 residues within 4Å: Chain B: S.26, S.112, P.113 Ligands: GOL.7 2 PLIP interactions: 2 interactions with chain B Hydrogen bonds: B:S.26, B:P.113

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

SO4.3: 2 residues within 4Å: Chain A: G.105, S.106 3 PLIP interactions: 3 interactions with chain A Hydrogen bonds: A:S.106 Water bridges: A:S.106, A:E.132

2 x GOL: GLYCEROL(Non-functional Binders)

GOL.4: 8 residues within 4Å: Chain A: M.23, S.26, A.27, S.95, S.112, P.113 Chain B: F.53 Ligands: NA.2 7 PLIP interactions: 7 interactions with chain A Hydrogen bonds: A:S.26, A:S.95, A:S.112 Water bridges: A:A.93, A:A.93, A:S.95, A:Q.115 GOL.7: 8 residues within 4Å: Chain A: F.53 Chain B: M.23, S.26, A.27, S.95, S.112, P.113 Ligands: NA.6 3 PLIP interactions: 3 interactions with chain B Hydrogen bonds: B:S.95, B:S.112, B:Q.115

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Sevvana, M. et al., A Ligand-Induced Switch in the Periplasmic Domain of Sensor Histidine Kinase Cita. J.Mol.Biol. (2008)

Release Date

2007-10-23

Peptides

SENSOR KINASE CITA: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

SENSOR KINASE CITA