SMTL ID : 4xmr.1

Crystal structure of the sensory domain of the Campylobacter jejuni chemoreceptor Tlp3 (CcmL) with isoleucine bound.

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 1.30 Å

Oligo State

homo-dimer

Ligands

2 x ILE: ISOLEUCINE(Non-covalent)

ILE.1: 10 residues within 4Å: Chain A: Y.82, V.90, L.108, K.113, W.115, Y.131, D.133, T.134, V.135, D.160 15 PLIP interactions: 15 interactions with chain A, Hydrophobic interactions: A:Y.82, A:Y.82, A:Y.82, A:V.90, A:L.108, A:W.115, A:V.135 Hydrogen bonds: A:Y.82, A:W.115, A:Y.131, A:T.134, A:T.134, A:D.160 Water bridges: A:K.113 Salt bridges: A:K.113 ILE.3: 10 residues within 4Å: Chain B: Y.82, V.90, L.108, K.113, W.115, Y.131, D.133, T.134, V.135, D.160 14 PLIP interactions: 1 Ligand-Ligand interactions, 13 interactions with chain B Hydrogen bonds: I.3, B:Y.82, B:D.133, B:T.134, B:T.134, B:D.160 Hydrophobic interactions: B:Y.82, B:Y.82, B:Y.82, B:V.90, B:L.108, B:W.115, B:V.135 Salt bridges: B:K.113

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

SO4.2: 3 residues within 4Å: Chain A: K.121, T.122, N.123 3 PLIP interactions: 3 interactions with chain A Hydrogen bonds: A:T.122, A:N.123, A:N.123 SO4.4: 5 residues within 4Å: Chain B: R.73, H.74, K.95, S.96, A.99 8 PLIP interactions: 6 interactions with chain B, 2 interactions with chain A Hydrogen bonds: B:S.96, B:A.99, B:A.99 Water bridges: B:R.73, A:K.45, A:K.45 Salt bridges: B:R.73, B:H.74

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Liu, Y.C. et al., Structural basis for amino-acid recognition and transmembrane signalling by tandem Per-Arnt-Sim (tandem PAS) chemoreceptor sensory domains. Acta Crystallogr.,Sect.D (2015)

Release Date

2015-11-04

Peptides

Putative methyl-accepting chemotaxis signal transduction protein: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

Putative methyl-accepting chemotaxis signal transduction protein

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