SMTL ID : 5iun.1 (2 other biounits)

Crystal structure of the DesK-DesR complex in the phosphatase state

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 2.79 Å

Oligo State

hetero-2-2-mer

Ligands

2 x ACP: PHOSPHOMETHYLPHOSPHONIC ACID ADENYLATE ESTER(Non-covalent)

ACP.1: 17 residues within 4Å: Chain A: E.143, N.147, V.148, K.150, H.151, S.152, D.174, T.177, F.178, K.179, G.180, G.188, H.189, G.190, L.191, T.213 Ligands: MG.2 9 PLIP interactions: 9 interactions with chain A Hydrogen bonds: A:E.143, A:N.147, A:K.150, A:K.150, A:D.174, A:K.179, A:G.190, A:L.191 pi-Cation interactions: A:H.151 ACP.4: 17 residues within 4Å: Chain B: E.143, N.147, V.148, K.150, H.151, S.152, D.174, T.177, F.178, K.179, G.180, G.188, H.189, G.190, L.191, T.213 Ligands: MG.5 12 PLIP interactions: 12 interactions with chain B Hydrogen bonds: B:E.143, B:N.147, B:K.150, B:D.174, B:K.179, B:H.189, B:G.190, B:L.191, B:T.213 Water bridges: B:E.143, B:N.147 pi-Cation interactions: B:H.151

4 x MG: MAGNESIUM ION(Non-covalent)

MG.2: 3 residues within 4Å: Chain A: E.143, N.147 Ligands: ACP.1 2 PLIP interactions: 1 interactions with chain A, 1 Ligand-Water interactions Metal complexes: A:E.143, H2O.1 MG.5: 3 residues within 4Å: Chain B: E.143, N.147 Ligands: ACP.4 2 PLIP interactions: 1 interactions with chain B, 1 Ligand-Water interactions Metal complexes: B:E.143, H2O.1 MG.6: 5 residues within 4Å: Chain C: E.12, D.13, D.58, E.60 Ligands: BEF.7 5 PLIP interactions: 3 interactions with chain C, 2 Ligand-Water interactions Metal complexes: C:D.13, C:D.58, C:E.60, H2O.1, H2O.1 MG.9: 6 residues within 4Å: Chain D: E.12, D.13, D.58, E.60, K.106 Ligands: BEF.10 5 PLIP interactions: 3 interactions with chain D, 2 Ligand-Water interactions Metal complexes: D:D.13, D:D.58, D:E.60, H2O.1, H2O.1

1 x MES: 2-(N-MORPHOLINO)-ETHANESULFONIC ACID(Non-covalent)

MES.3: 2 residues within 4Å: Chain A: Q.69, R.72 2 PLIP interactions: 2 interactions with chain A Hydrogen bonds: A:Q.69, A:R.72

2 x BEF: BERYLLIUM TRIFLUORIDE ION(Covalent)

BEF.7: 8 residues within 4Å: Chain A: Q.47 Chain C: D.58, I.59, E.60, T.84, T.85, K.106 Ligands: MG.6 No protein-ligand interaction detected (PLIP) BEF.10: 8 residues within 4Å: Chain B: Q.47 Chain D: D.58, I.59, E.60, T.84, T.85, K.106 Ligands: MG.9 No protein-ligand interaction detected (PLIP)

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

SO4.8: 2 residues within 4Å: Chain C: G.99, R.125 2 PLIP interactions: 2 interactions with chain C Salt bridges: C:K.101, C:R.125

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Trajtenberg, F. et al., Regulation of signaling directionality revealed by 3D snapshots of a kinase:regulator complex in action. Elife (2016)

Release Date

2016-12-21

Peptides

Sensor histidine kinase DesK: AB
Transcriptional regulatory protein DesR: CD

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

C
C

D
D

Sensor histidine kinase DesK

Transcriptional regulatory protein DesR

Related Entries With Identical Sequence