SMTL ID : 9glf.1

Anthraquinone Pigment Production Regulated by Cinnamic Acid

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 1.40 Å

Oligo State

homo-dimer

Ligands

2 x TCA: PHENYLETHYLENECARBOXYLIC ACID(Non-covalent)

TCA.1: 12 residues within 4Å: Chain A: R.39, F.42, G.188, L.189, D.190, S.191, E.196, I.259, S.260, V.371, L.373 Ligands: EDO.4 11 PLIP interactions: 11 interactions with chain A Hydrophobic interactions: A:F.42, A:E.196, A:I.259, A:V.371, A:L.373 Hydrogen bonds: A:L.189, A:D.190, A:S.191, A:S.260, A:S.260 pi-Cation interactions: A:R.39 TCA.8: 12 residues within 4Å: Chain B: R.39, F.42, G.188, L.189, D.190, S.191, E.196, I.259, S.260, V.371, L.373 Ligands: EDO.11 11 PLIP interactions: 11 interactions with chain B Hydrophobic interactions: B:F.42, B:E.196, B:I.259, B:V.371, B:L.373 Hydrogen bonds: B:L.189, B:D.190, B:S.191, B:S.260, B:S.260 pi-Cation interactions: B:R.39

4 x NA: SODIUM ION(Non-functional Binders)

NA.2: 4 residues within 4Å: Chain A: L.243, E.244, D.246, I.249 2 PLIP interactions: 2 interactions with chain A Hydrogen bonds: A:E.244 Water bridges: A:S.251 NA.3: 3 residues within 4Å: Chain A: D.385 Chain B: A.97, K.98 2 PLIP interactions: 1 interactions with chain A, 1 interactions with chain B Hydrogen bonds: A:D.385, B:K.98 NA.9: 4 residues within 4Å: Chain B: L.243, E.244, D.246, I.249 2 PLIP interactions: 2 interactions with chain B Hydrogen bonds: B:D.246 Water bridges: B:S.251 NA.10: 3 residues within 4Å: Chain A: A.97, K.98 Chain B: D.385 3 PLIP interactions: 2 interactions with chain B, 1 interactions with chain A Hydrogen bonds: B:D.385, B:D.385, A:K.98

2 x EDO: 1,2-ETHANEDIOL(Non-functional Binders)

EDO.4: 8 residues within 4Å: Chain A: L.189, D.190, S.260, F.261, L.299, D.302 Ligands: TCA.1, ACT.7 5 PLIP interactions: 5 interactions with chain A Hydrogen bonds: A:L.189, A:D.190, A:S.260, A:F.261 Water bridges: A:R.39 EDO.11: 8 residues within 4Å: Chain B: L.189, D.190, S.260, F.261, L.299, D.302 Ligands: TCA.8, ACT.14 5 PLIP interactions: 5 interactions with chain B Hydrogen bonds: B:L.189, B:D.190, B:S.260, B:F.261 Water bridges: B:R.39

2 x PEG: DI(HYDROXYETHYL)ETHER(Non-functional Binders)

PEG.5: 4 residues within 4Å: Chain A: K.98, S.99, E.100, H.103 1 PLIP interactions: 1 interactions with chain A Hydrogen bonds: A:K.98 PEG.12: 4 residues within 4Å: Chain B: K.98, S.99, E.100, H.103 1 PLIP interactions: 1 interactions with chain B Hydrogen bonds: B:K.98

2 x PG4: TETRAETHYLENE GLYCOL(Non-functional Binders)

PG4.6: 8 residues within 4Å: Chain A: D.88, I.91, N.92, Y.114, Y.134, S.137, C.138, S.141 4 PLIP interactions: 4 interactions with chain A Hydrogen bonds: A:N.92, A:Y.114, A:S.141, A:S.141 PG4.13: 8 residues within 4Å: Chain B: D.88, I.91, N.92, Y.114, Y.134, S.137, C.138, S.141 3 PLIP interactions: 3 interactions with chain B Hydrogen bonds: B:N.92, B:S.141, B:S.141

2 x ACT: ACETATE ION(Non-functional Binders)

ACT.7: 9 residues within 4Å: Chain A: Y.35, F.36, M.120, D.190, R.297, L.299, D.302, I.343 Ligands: EDO.4 4 PLIP interactions: 4 interactions with chain A Hydrophobic interactions: A:L.299 Water bridges: A:Y.35, A:H.370 Salt bridges: A:R.297 ACT.14: 9 residues within 4Å: Chain B: Y.35, F.36, M.120, D.190, R.297, L.299, D.302, I.343 Ligands: EDO.11 5 PLIP interactions: 5 interactions with chain B Hydrophobic interactions: B:L.299 Hydrogen bonds: B:Y.35 Water bridges: B:Y.35, B:H.370 Salt bridges: B:R.297

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Su, L. et al., The Isopropylstilbene Precursor Cinnamic Acid Inhibits Anthraquinone Pigment Production by Targeting AntI. J.Am.Chem.Soc. (2025)

Release Date

2025-07-02

Peptides

AntI: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
A

AntI

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