SMTL ID : 5in8.3 (2 other biounits)

Crystal structure of Q151H Aspergillus terreus aristolochene synthase

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 2.35 Å

Oligo State

homo-tetramer

Ligands

1 x POP: PYROPHOSPHATE 2-(Non-covalent)

POP.1: 11 residues within 4Å: Chain A: F.81, H.151, R.169, N.213, S.217, K.220, E.221, R.308, Y.309 Ligands: MG.2, MG.3 14 PLIP interactions: 14 interactions with chain A Hydrogen bonds: A:N.213, A:S.217 Water bridges: A:E.88, A:R.169, A:R.169, A:R.169, A:D.172, A:K.220, A:R.308, A:R.308, A:R.308 Salt bridges: A:R.169, A:K.220, A:R.308

8 x MG: MAGNESIUM ION(Non-covalent)(Non-functional Binders)

MG.2: 4 residues within 4Å: Chain A: N.213, S.217, E.221 Ligands: POP.1 3 PLIP interactions: 2 interactions with chain A, 1 Ligand-Water interactions Metal complexes: A:S.217, A:E.221, H2O.1 MG.3: 1 residues within 4Å: Ligands: POP.1 No protein-ligand interaction detected (PLIP) MG.6: 5 residues within 4Å: Chain B: R.169, N.213, S.217, E.221 Ligands: PO4.8 4 PLIP interactions: 2 interactions with chain B, 2 Ligand-Water interactions Metal complexes: B:S.217, B:E.221, H2O.8, H2O.9 MG.7: 1 residues within 4Å: Chain B: R.156 No protein-ligand interaction detected (PLIP) MG.10: 0 residues within 4Å: (No contacts) No protein-ligand interaction detected (PLIP) MG.11: 4 residues within 4Å: Chain C: N.213, S.217, E.221 Ligands: PO4.12 4 PLIP interactions: 2 interactions with chain C, 2 Ligand-Water interactions Metal complexes: C:S.217, C:E.221, H2O.12, H2O.16 MG.15: 5 residues within 4Å: Chain D: R.169, N.213, S.217, E.221 Ligands: PO4.17 4 PLIP interactions: 2 interactions with chain D, 2 Ligand-Water interactions Metal complexes: D:S.217, D:E.221, H2O.22, H2O.22 MG.16: 0 residues within 4Å: (No contacts) No protein-ligand interaction detected (PLIP)

7 x GOL: GLYCEROL(Non-functional Binders)

GOL.4: 5 residues within 4Å: Chain A: P.10, P.17, E.300, L.301, Q.304 4 PLIP interactions: 4 interactions with chain A Hydrogen bonds: A:E.300, A:Q.304, A:Q.304 Water bridges: A:L.301 GOL.5: 2 residues within 4Å: Chain A: H.7, E.9 2 PLIP interactions: 2 interactions with chain A Hydrogen bonds: A:E.9 Water bridges: A:E.9 GOL.9: 7 residues within 4Å: Chain C: R.107, E.142, R.149 Chain D: R.197, E.200, L.275, L.280 7 PLIP interactions: 2 interactions with chain D, 5 interactions with chain C Hydrogen bonds: D:E.200, C:R.107, C:R.149, C:R.149 Water bridges: D:E.200, C:R.107, C:E.142 GOL.13: 3 residues within 4Å: Chain C: G.108, Y.123, E.127 4 PLIP interactions: 4 interactions with chain C Hydrogen bonds: C:G.108, C:Y.123 Water bridges: C:R.130, C:R.130 GOL.14: 7 residues within 4Å: Chain C: R.197, E.200, L.275, L.280 Chain D: R.107, E.142, R.149 7 PLIP interactions: 4 interactions with chain C, 3 interactions with chain D Hydrogen bonds: C:E.200, D:R.107, D:R.149, D:R.149 Water bridges: C:E.200, C:R.274, C:R.274 GOL.18: 3 residues within 4Å: Chain D: H.37, R.114, Y.120 4 PLIP interactions: 4 interactions with chain D Hydrogen bonds: D:H.37, D:R.114, D:R.114, D:R.114 GOL.19: 3 residues within 4Å: Chain D: L.35, E.43, R.46 2 PLIP interactions: 2 interactions with chain D Hydrogen bonds: D:R.46, D:R.46

3 x PO4: PHOSPHATE ION(Non-functional Binders)

PO4.8: 8 residues within 4Å: Chain B: F.81, N.213, S.217, K.220, E.221, R.308, Y.309 Ligands: MG.6 9 PLIP interactions: 9 interactions with chain B Hydrogen bonds: B:N.213, B:S.217, B:Y.309 Water bridges: B:E.88, B:E.88, B:K.220, B:R.308 Salt bridges: B:K.220, B:R.308 PO4.12: 8 residues within 4Å: Chain C: F.81, N.213, S.217, K.220, E.221, R.308, Y.309 Ligands: MG.11 11 PLIP interactions: 11 interactions with chain C Hydrogen bonds: C:S.217, C:S.217 Water bridges: C:E.88, C:E.88, C:E.88, C:E.88, C:E.88, C:E.88, C:R.308 Salt bridges: C:K.220, C:R.308 PO4.17: 9 residues within 4Å: Chain D: F.81, E.88, N.213, S.217, K.220, E.221, R.308, Y.309 Ligands: MG.15 6 PLIP interactions: 6 interactions with chain D Hydrogen bonds: D:N.213, D:S.217, D:E.221 Water bridges: D:E.221 Salt bridges: D:K.220, D:R.308

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Chen, M. et al., Probing the Role of Active Site Water in the Sesquiterpene Cyclization Reaction Catalyzed by Aristolochene Synthase. Biochemistry (2016)

Release Date

2016-05-25

Peptides

Aristolochene synthase: ABCD

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
B

B
D

C
A

D
C

Aristolochene synthase

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