SMTL ID : 6gcv.2 (1 other biounit)

Ligand binding domain (LBD) of the p. aeruginosa nitrate receptor McpN

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 1.30 Å

Oligo State

homo-dimer

Ligands

2 x NO3: NITRATE ION(Non-functional Binders)

NO3.1: 9 residues within 4Å: Chain A: G.25, A.26, R.28, M.29 Chain B: G.25, A.26, R.28, M.29 Ligands: NO3.4 8 PLIP interactions: 4 interactions with chain B, 4 interactions with chain A Hydrogen bonds: B:R.28, B:R.28, B:M.29, A:R.28, A:R.28, A:M.29 Water bridges: B:G.25, A:G.25 NO3.4: 9 residues within 4Å: Chain A: G.25, A.26, R.28, M.29 Chain B: G.25, A.26, R.28, M.29 Ligands: NO3.1 8 PLIP interactions: 4 interactions with chain B, 4 interactions with chain A Hydrogen bonds: B:R.28, B:R.28, B:M.29, A:R.28, A:R.28, A:M.29 Water bridges: B:G.25, A:G.25

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

NA.2: 2 residues within 4Å: Chain A: A.62, W.93 1 PLIP interactions: 1 interactions with chain A Water bridges: A:D.66 NA.5: 2 residues within 4Å: Chain B: A.62, W.93 1 PLIP interactions: 1 interactions with chain B Hydrogen bonds: B:W.93

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

ACT.3: 4 residues within 4Å: Chain A: R.36, E.37, A.50 Chain B: T.120 5 PLIP interactions: 5 interactions with chain A Hydrophobic interactions: A:A.50 Hydrogen bonds: A:E.37 Water bridges: A:K.33 Salt bridges: A:K.33, A:R.36 ACT.6: 4 residues within 4Å: Chain A: T.120 Chain B: R.36, E.37, A.50 5 PLIP interactions: 4 interactions with chain B, 1 interactions with chain A Hydrophobic interactions: B:A.50 Water bridges: B:K.33 Salt bridges: B:K.33, B:R.36 Hydrogen bonds: A:T.120

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Martin-Mora, D. et al., The Molecular Mechanism of Nitrate Chemotaxis via Direct Ligand Binding to the PilJ Domain of McpN. MBio (2019)

Release Date

2018-09-19

Peptides

Chemotaxis transducer: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
C

B
C

Chemotaxis transducer

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