SMTL ID : 9hnp.1

Cryo-EM structure of the glucose-specific PTS transporter IICB from E. coli in an intermediate state

Coordinates

PDB Format Compare

Method

ELECTRON MICROSCOPY

Oligo State

homo-dimer

Ligands

4 x LMT: DODECYL-BETA-D-MALTOSIDE(Non-covalent)

LMT.1: 20 residues within 4Å: Chain A: P.24, G.27, I.28, G.31, V.32, E.202, R.203, V.206, H.211, H.212, N.215, Q.219, K.257, G.295, I.296, T.297, E.298, S.336, F.337, S.338 15 PLIP interactions: 15 interactions with chain A Hydrophobic interactions: A:I.28, A:V.32, A:F.337 Hydrogen bonds: A:R.203, A:H.211, A:H.212, A:H.212, A:N.215, A:Q.219, A:K.257, A:T.297, A:E.298, A:F.337 Salt bridges: A:H.211, A:H.212 LMT.2: 17 residues within 4Å: Chain A: L.16, L.30, G.53, F.56, A.57, M.59, P.60, F.63, V.118, L.205, L.210, I.213, W.214, V.216, P.217, M.220, Q.221 7 PLIP interactions: 7 interactions with chain A Hydrophobic interactions: A:V.118, A:L.205, A:L.210, A:I.213, A:P.217 Hydrogen bonds: A:A.57, A:Q.221 LMT.3: 20 residues within 4Å: Chain B: P.24, G.27, I.28, G.31, V.32, E.202, R.203, V.206, H.211, H.212, N.215, Q.219, K.257, G.295, I.296, T.297, E.298, S.336, F.337, S.338 15 PLIP interactions: 15 interactions with chain B Hydrophobic interactions: B:I.28, B:V.32, B:F.337 Hydrogen bonds: B:R.203, B:H.211, B:H.212, B:H.212, B:N.215, B:Q.219, B:K.257, B:T.297, B:E.298, B:F.337 Salt bridges: B:H.211, B:H.212 LMT.4: 17 residues within 4Å: Chain B: L.16, L.30, G.53, F.56, A.57, M.59, P.60, F.63, V.118, L.205, L.210, I.213, W.214, V.216, P.217, M.220, Q.221 7 PLIP interactions: 7 interactions with chain B Hydrophobic interactions: B:V.118, B:L.205, B:L.210, B:I.213, B:P.217 Hydrogen bonds: B:A.57, B:Q.221

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Roth, P. et al., Cryo-EM structure of a phosphotransferase system glucose transporter stalled in an intermediate conformation. J Struct Biol X (2025)

Release Date

2025-04-02

Peptides

PTS system glucose-specific EIICB component: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
B

B
A

Membrane

We predict this structure to be a membrane protein.
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PTS system glucose-specific EIICB component