SMTL ID : 6ph4.1

Full length LOV-PAS-HK construct from the LOV-HK sensory protein from Brucella abortus (light-adapted, construct 15-489)

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 3.25 Å

Oligo State

homo-dimer

Ligands

3 x CL: CHLORIDE ION(Non-functional Binders)

CL.1: 2 residues within 4Å: Chain A: W.162, R.164 Ligand excluded by PLIP CL.3: 2 residues within 4Å: Chain B: W.162, Y.219 Ligand excluded by PLIP CL.4: 0 residues within 4Å: (No contacts) Ligand excluded by PLIP

2 x FMN: FLAVIN MONONUCLEOTIDE(Covalent)(Non-covalent)

FMN.2: 20 residues within 4Å: Chain A: L.22, T.24, N.31, N.55, C.56, R.57, L.59, Q.60, V.69, I.72, K.73, I.76, I.86, N.88, L.100, I.102, F.115, V.116, S.117, Q.119 7 PLIP interactions: 7 interactions with chain A Hydrophobic interactions: A:T.24, A:I.102 Hydrogen bonds: A:N.55, A:N.55, A:N.88 Salt bridges: A:R.57, A:K.73 FMN.6: 18 residues within 4Å: Chain B: T.24, N.31, N.55, C.56, R.57, L.59, Q.60, V.69, I.72, K.73, I.76, N.88, N.98, L.100, I.102, F.115, S.117, Q.119 13 PLIP interactions: 13 interactions with chain B Hydrophobic interactions: B:I.102, B:I.102, B:F.115, B:F.115 Hydrogen bonds: B:N.55, B:C.56, B:R.57, B:Q.60, B:N.88, B:N.88, B:Q.119 Salt bridges: B:R.57, B:K.73

1 x MG: MAGNESIUM ION(Non-covalent)

MG.5: 3 residues within 4Å: Chain B: E.371, N.375 Ligands: ACP.7 1 PLIP interactions: 1 interactions with chain B Metal complexes: B:E.371

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

ACP.7: 17 residues within 4Å: Chain B: R.308, E.371, N.375, A.376, K.378, Y.379, G.380, E.410, V.416, P.419, R.421, G.423, F.424, G.425, Q.426, L.450 Ligands: MG.5 13 PLIP interactions: 13 interactions with chain B Hydrogen bonds: B:R.308, B:R.308, B:E.371, B:N.375, B:K.378, B:K.378, B:Y.379, B:E.410, B:G.423, B:F.424, B:G.425, B:Q.426 pi-Stacking: B:Y.379

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Rinaldi, J. et al., Dimer Asymmetry and Light Activation Mechanism in Brucella Blue-Light Sensor Histidine Kinase. Mbio (2021)

Release Date

2020-12-30

Peptides

Blue-light-activated histidine kinase: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

Blue-light-activated histidine kinase