SMTL ID : 1eyq.3 (4 other biounits)

Chalcone isomerase and naringenin

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 1.85 Å

Oligo State

homo-tetramer

Ligands

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

SO4.1: 5 residues within 4Å: Chain A: G.125, D.126, A.127, E.128 Chain B: L.78 5 PLIP interactions: 3 interactions with chain B, 2 interactions with chain A Water bridges: B:D.79, B:R.82, B:R.82 Hydrogen bonds: A:D.126, A:A.127 SO4.2: 4 residues within 4Å: Chain A: K.46, R.99 Chain C: R.99 Ligands: SO4.9 4 PLIP interactions: 1 interactions with chain C, 3 interactions with chain A Salt bridges: C:R.99, A:K.46, A:R.99 Hydrogen bonds: A:K.46 SO4.3: 3 residues within 4Å: Chain A: A.196, V.197, S.198 5 PLIP interactions: 5 interactions with chain A Hydrogen bonds: A:H.195, A:V.197, A:S.198, A:S.198 Water bridges: A:N.113 SO4.5: 5 residues within 4Å: Chain A: L.78 Chain B: G.125, D.126, A.127, E.128 6 PLIP interactions: 4 interactions with chain B, 2 interactions with chain A Hydrogen bonds: B:D.126, B:D.126, B:A.127 Water bridges: B:E.128, A:R.82, A:R.82 SO4.6: 5 residues within 4Å: Chain B: R.36, T.190, A.196, V.197, S.198 3 PLIP interactions: 3 interactions with chain B Hydrogen bonds: B:V.197, B:S.198 Water bridges: B:N.113 SO4.8: 5 residues within 4Å: Chain C: G.125, D.126, A.127, E.128 Chain D: L.78 5 PLIP interactions: 2 interactions with chain C, 3 interactions with chain D Hydrogen bonds: C:D.126, C:A.127 Water bridges: D:D.79, D:R.82, D:R.82 SO4.9: 4 residues within 4Å: Chain A: R.99 Chain C: K.46, R.99 Ligands: SO4.2 4 PLIP interactions: 3 interactions with chain C, 1 interactions with chain A Hydrogen bonds: C:K.46 Salt bridges: C:K.46, C:R.99, A:R.99 SO4.10: 3 residues within 4Å: Chain C: A.196, V.197, S.198 4 PLIP interactions: 4 interactions with chain C Hydrogen bonds: C:V.197, C:S.198, C:S.198 Water bridges: C:N.113 SO4.12: 5 residues within 4Å: Chain C: L.78 Chain D: G.125, D.126, A.127, E.128 8 PLIP interactions: 6 interactions with chain D, 2 interactions with chain C Hydrogen bonds: D:D.126, D:D.126, D:A.127 Water bridges: D:D.126, D:D.126, D:E.128, C:R.82, C:R.82 SO4.13: 5 residues within 4Å: Chain D: R.36, T.190, A.196, V.197, S.198 3 PLIP interactions: 3 interactions with chain D Hydrogen bonds: D:V.197, D:S.198 Water bridges: D:N.113

4 x NAR: NARINGENIN(Non-covalent)

NAR.4: 14 residues within 4Å: Chain A: R.36, L.38, F.47, T.48, I.50, L.101, E.105, Y.106, K.109, V.110, N.113, T.190, M.191 Chain C: E.41 13 PLIP interactions: 12 interactions with chain A, 1 interactions with chain C Hydrophobic interactions: A:R.36, A:L.38, A:F.47, A:T.48, A:L.101, A:Y.106, A:Y.106, A:K.109, A:K.109 Hydrogen bonds: A:V.110, A:N.113, A:T.190, C:E.41 NAR.7: 13 residues within 4Å: Chain B: R.36, G.37, L.38, F.47, T.48, I.50, E.105, Y.106, K.109, V.110, N.113, T.190, M.191 9 PLIP interactions: 9 interactions with chain B Hydrophobic interactions: B:L.38, B:F.47, B:Y.106, B:K.109, B:K.109, B:V.110 Hydrogen bonds: B:N.113 Water bridges: B:Y.106, B:Y.106 NAR.11: 14 residues within 4Å: Chain A: E.41 Chain C: R.36, L.38, F.47, T.48, I.50, L.101, E.105, Y.106, K.109, V.110, N.113, T.190, M.191 11 PLIP interactions: 11 interactions with chain C Hydrophobic interactions: C:R.36, C:L.38, C:F.47, C:T.48, C:L.101, C:Y.106, C:Y.106, C:K.109, C:K.109 Hydrogen bonds: C:V.110, C:N.113 NAR.14: 13 residues within 4Å: Chain D: R.36, G.37, L.38, F.47, T.48, I.50, E.105, Y.106, K.109, V.110, N.113, T.190, M.191 9 PLIP interactions: 9 interactions with chain D Hydrophobic interactions: D:L.38, D:F.47, D:Y.106, D:K.109, D:K.109, D:V.110 Hydrogen bonds: D:T.48, D:N.113, D:T.190

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Jez, J.M. et al., Structure and mechanism of the evolutionarily unique plant enzyme chalcone isomerase. Nat.Struct.Biol. (2000)

Release Date

2000-09-06

Peptides

CHALCONE-FLAVONONE ISOMERASE 1: ABCD

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

C
A

D
B

CHALCONE-FLAVONONE ISOMERASE 1

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