SMTL ID : 1eyq.5 (4 other biounits)

Chalcone isomerase and naringenin

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 1.85 Å

Oligo State

homo-dimer

Ligands

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

SO4.1: 4 residues within 4Å: Chain A: G.125, D.126, A.127, E.128 4 PLIP interactions: 4 interactions with chain A Hydrogen bonds: A:D.126, A:A.127 Water bridges: A:G.125, A:E.128 SO4.2: 4 residues within 4Å: Chain A: K.46, R.99 Chain B: R.99 Ligands: SO4.6 4 PLIP interactions: 1 interactions with chain B, 3 interactions with chain A Salt bridges: B: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: 4 residues within 4Å: Chain B: G.125, D.126, A.127, E.128 4 PLIP interactions: 4 interactions with chain B Hydrogen bonds: B:D.126, B:A.127 Water bridges: B:G.125, B:E.128 SO4.6: 4 residues within 4Å: Chain A: R.99 Chain B: K.46, R.99 Ligands: SO4.2 4 PLIP interactions: 3 interactions with chain B, 1 interactions with chain A Hydrogen bonds: B:K.46 Salt bridges: B:K.46, B:R.99, A:R.99 SO4.7: 3 residues within 4Å: Chain B: A.196, V.197, S.198 4 PLIP interactions: 4 interactions with chain B Hydrogen bonds: B:V.197, B:S.198, B:S.198 Water bridges: B:N.113

2 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 B: E.41 13 PLIP interactions: 12 interactions with chain A, 1 interactions with chain B 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, B:E.41 NAR.8: 14 residues within 4Å: Chain A: E.41 Chain B: 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 B Hydrophobic interactions: B:R.36, B:L.38, B:F.47, B:T.48, B:L.101, B:Y.106, B:Y.106, B:K.109, B:K.109 Hydrogen bonds: B:V.110, B:N.113

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: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
A

CHALCONE-FLAVONONE ISOMERASE 1

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