SMTL ID : 7vu1.2 (1 other biounit)

Chitoporin from Escherichia coli complex with chitohexaose

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 1.90 Å

Oligo State

monomer

Ligands

1 x NAG- NAG- NAG- NAG- NAG: 2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose

NAG-NAG-NAG-NAG-NAG.1: 29 residues within 4Å: Chain A: W.16, R.18, R.20, L.35, S.74, H.75, P.76, N.77, E.78, W.92, W.132, S.133, F.134, Y.291, L.293, Q.294, R.295, Y.300, L.307, W.310, R.314, D.316, W.411, N.417, K.426, M.428, I.430 Ligands: C8E.12, MG.16 1 PLIP interactions: 1 interactions with chain A Hydrophobic interactions: A:W.92

3 x DMU: DECYL-BETA-D-MALTOPYRANOSIDE(Non-covalent)

DMU.2: 5 residues within 4Å: Chain A: G.98, I.99, L.172 Ligands: DMU.3, C8E.5 3 PLIP interactions: 3 interactions with chain A Hydrogen bonds: A:I.99, A:I.99, A:I.99 DMU.3: 11 residues within 4Å: Chain A: A.61, K.86, I.99, S.100, L.101, Y.119, K.167, L.172, E.173, M.174 Ligands: DMU.2 10 PLIP interactions: 10 interactions with chain A Hydrophobic interactions: A:I.99 Hydrogen bonds: A:K.86, A:L.101, A:L.101, A:K.167, A:L.172, A:M.174, A:M.174 Water bridges: A:Y.119, A:Y.119 DMU.4: 9 residues within 4Å: Chain A: A.220, Y.237, F.239, G.257, T.258, W.260, Q.262, K.284 Ligands: C8E.10 8 PLIP interactions: 8 interactions with chain A Hydrophobic interactions: A:Y.237, A:F.239 Hydrogen bonds: A:T.258, A:T.258, A:T.258, A:W.260, A:Q.262, A:K.284

9 x C8E: (HYDROXYETHYLOXY)TRI(ETHYLOXY)OCTANE(Non-functional Binders)

C8E.5: 7 residues within 4Å: Chain A: T.63, I.65, K.96, S.97, G.98, I.99 Ligands: DMU.2 1 PLIP interactions: 1 interactions with chain A Hydrophobic interactions: A:I.65 C8E.6: 5 residues within 4Å: Chain A: A.142, E.143, A.144, Y.160, W.162 No protein-ligand interaction detected (PLIP) C8E.7: 8 residues within 4Å: Chain A: L.233, F.266, G.267, Y.268, L.276, R.277, L.278, F.327 3 PLIP interactions: 3 interactions with chain A Hydrophobic interactions: A:F.266, A:L.276, A:L.278 C8E.8: 6 residues within 4Å: Chain A: V.274, A.329, Y.331, I.343, G.344, A.345 2 PLIP interactions: 2 interactions with chain A Hydrophobic interactions: A:Y.331, A:Y.331 C8E.9: 2 residues within 4Å: Chain A: Y.349, W.351 3 PLIP interactions: 3 interactions with chain A Hydrophobic interactions: A:W.351, A:W.351, A:W.351 C8E.10: 5 residues within 4Å: Chain A: Y.218, F.239, R.243, T.258 Ligands: DMU.4 3 PLIP interactions: 3 interactions with chain A Hydrophobic interactions: A:Y.218, A:Y.218, A:F.239 C8E.11: 6 residues within 4Å: Chain A: L.57, A.104, A.105, A.106, A.117, G.118 No protein-ligand interaction detected (PLIP) C8E.12: 9 residues within 4Å: Chain A: E.78, H.131, W.132, W.170, R.295, Y.300 Ligands: NAG-NAG-NAG-NAG-NAG.1, NAG-NAG-NAG-NAG-NAG.1, NAG-NAG-NAG-NAG-NAG.1 3 PLIP interactions: 3 interactions with chain A Hydrophobic interactions: A:H.131, A:W.170, A:Y.300 C8E.13: 7 residues within 4Å: Chain A: Y.15, Q.17, W.40, M.67, F.395, F.427, V.429 No protein-ligand interaction detected (PLIP)

4 x MG: MAGNESIUM ION(Non-covalent)

MG.14: 5 residues within 4Å: Chain A: K.23, D.403, N.404, H.405, D.421 5 PLIP interactions: 4 interactions with chain A, 1 Ligand-Water interactions Metal complexes: A:D.403, A:N.404, A:D.421, A:D.421, H2O.6 MG.15: 7 residues within 4Å: Chain A: P.76, A.87, E.90, W.170, H.171, Y.300, A.301 3 PLIP interactions: 2 interactions with chain A, 1 Ligand-Water interactions Metal complexes: A:E.90, A:H.171, H2O.4 MG.16: 6 residues within 4Å: Chain A: P.76, E.78, W.92, Y.300 Ligands: NAG-NAG-NAG-NAG-NAG.1, NAG-NAG-NAG-NAG-NAG.1 2 PLIP interactions: 2 interactions with chain A Metal complexes: A:P.76, A:Y.300 MG.17: 4 residues within 4Å: Chain A: V.273, Y.331, N.335, W.336 1 PLIP interactions: 1 interactions with chain A Metal complexes: A:Y.331

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Soysa, H.S.M. et al., Chitporin from Escherichia coli complex with chitohexaose. To Be Published

Release Date

2022-11-09

Peptides

Chitoporin: A

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
B

Membrane

We predict this structure to be a membrane protein.
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Chitoporin

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