SMTL ID : 3rqi.1

Crystal structure of a response regulator protein from Burkholderia pseudomallei with a phosphorylated aspartic acid, calcium ion and citrate

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 1.70 Å

Oligo State

homo-dimer

Ligands

2 x CA: CALCIUM ION(Non-covalent)

CA.1: 4 residues within 4Å: Chain A: D.15, D.58, H.60 Ligands: CIT.2 3 PLIP interactions: 2 interactions with chain A, 1 Ligand-Water interactions Metal complexes: A:D.15, A:H.60, H2O.1 CA.6: 4 residues within 4Å: Chain B: D.15, D.58, H.60 Ligands: CIT.7 3 PLIP interactions: 2 interactions with chain B, 1 Ligand-Water interactions Metal complexes: B:D.15, B:H.60, H2O.5

2 x CIT: CITRIC ACID(Non-functional Binders)

CIT.2: 7 residues within 4Å: Chain A: D.15, N.16, D.58, H.60, G.62, Y.88 Ligands: CA.1 7 PLIP interactions: 7 interactions with chain A Hydrogen bonds: A:D.15, A:N.16, A:G.62, A:Y.88 Water bridges: A:K.108 Salt bridges: A:H.60, A:H.60 CIT.7: 7 residues within 4Å: Chain B: D.15, N.16, D.58, H.60, G.62, Y.88 Ligands: CA.6 6 PLIP interactions: 6 interactions with chain B Hydrogen bonds: B:D.15, B:N.16, B:G.62 Water bridges: B:K.108 Salt bridges: B:H.60, B:H.60

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

SO4.3: 4 residues within 4Å: Chain A: R.81, T.121, N.122 Chain B: K.99 6 PLIP interactions: 3 interactions with chain A, 3 interactions with chain B Hydrogen bonds: A:N.122 Water bridges: A:R.81, B:K.99, B:K.99 Salt bridges: A:R.81, B:K.99 SO4.4: 6 residues within 4Å: Chain A: A.89, S.90, I.91, H.169, R.170, R.171 5 PLIP interactions: 5 interactions with chain A Hydrogen bonds: A:I.91, A:R.170, A:R.171 Water bridges: A:A.92 Salt bridges: A:H.169 SO4.8: 4 residues within 4Å: Chain A: K.99 Chain B: R.81, T.121, N.122 7 PLIP interactions: 4 interactions with chain B, 3 interactions with chain A Hydrogen bonds: B:N.122 Water bridges: B:R.81, B:A.123, A:K.99, A:K.99 Salt bridges: B:R.81, A:K.99 SO4.9: 6 residues within 4Å: Chain B: A.89, S.90, I.91, H.169, R.170, R.171 5 PLIP interactions: 5 interactions with chain B Hydrogen bonds: B:I.91, B:R.170, B:R.171 Water bridges: B:A.92 Salt bridges: B:H.169

2 x GOL: GLYCEROL(Non-functional Binders)

GOL.5: 7 residues within 4Å: Chain A: C.74, Q.77, P.78, A.80, I.82, G.101, D.103 2 PLIP interactions: 2 interactions with chain A Hydrogen bonds: A:Q.77, A:D.103 GOL.10: 7 residues within 4Å: Chain B: C.74, Q.77, P.78, A.80, I.82, G.101, D.103 2 PLIP interactions: 2 interactions with chain B Hydrogen bonds: B:Q.77, B:D.103

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Edwards, T.E. et al., Crystal structure of a response regulator protein from Burkholderia pseudomallei with a phosphorylated aspartic acid, calcium ion and citrate. To be Published

Release Date

2011-05-11

Peptides

Response regulator protein: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
A

Response regulator protein