SMTL ID : 5w7r.1

Crystal structure of OxaC in complex with SAH and oxaline

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 2.50 Å

Oligo State

homo-dimer

Ligands

2 x 9Z7: (3E,7aR,12aS)-3-[(1H-imidazol-4-yl)methylidene]-6,12-dimethoxy-7a-(2-methylbut-3-en-2-yl)-7a,12-dihydro-1H,5H-imidazo[1 ',2':1,2]pyrido[2,3-b]indole-2,5(3H)-dione(Non-covalent)

9Z7.1: 18 residues within 4Å: Chain A: C.171, V.174, M.175, I.179, M.217, A.234, E.235, A.237, V.239, R.334, H.337, D.338, W.381, Q.382, S.385, L.386, I.389 Ligands: SAH.2 8 PLIP interactions: 8 interactions with chain A Hydrophobic interactions: A:V.174, A:I.179, A:I.179, A:E.235, A:L.386, A:I.389 Hydrogen bonds: A:V.239, A:R.334 9Z7.3: 18 residues within 4Å: Chain B: C.171, V.174, M.175, I.179, M.217, A.234, E.235, A.237, V.239, R.334, H.337, D.338, W.381, Q.382, S.385, L.386, I.389 Ligands: SAH.4 8 PLIP interactions: 8 interactions with chain B Hydrophobic interactions: B:V.174, B:I.179, B:I.179, B:E.235, B:L.386, B:I.389 Hydrogen bonds: B:V.239, B:R.334

2 x SAH: S-ADENOSYL-L-HOMOCYSTEINE(Non-covalent)

SAH.2: 19 residues within 4Å: Chain A: F.218, Y.222, E.235, A.267, G.268, S.269, H.270, D.293, L.294, V.297, Y.315, D.316, F.317, L.318, R.333, R.334, D.338, W.339 Ligands: 9Z7.1 11 PLIP interactions: 11 interactions with chain A Hydrogen bonds: A:Y.222, A:Y.222, A:A.267, A:S.269, A:D.316, A:F.317, A:R.333 Salt bridges: A:H.270, A:R.333, A:R.334 pi-Stacking: A:F.317 SAH.4: 19 residues within 4Å: Chain B: F.218, Y.222, E.235, A.267, G.268, S.269, H.270, D.293, L.294, V.297, Y.315, D.316, F.317, L.318, R.333, R.334, D.338, W.339 Ligands: 9Z7.3 10 PLIP interactions: 10 interactions with chain B Hydrogen bonds: B:Y.222, B:A.267, B:S.269, B:D.316, B:F.317, B:R.333 Salt bridges: B:H.270, B:R.333, B:R.334 pi-Stacking: B:F.317

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Newmister, S.A. et al., Unveiling sequential late-stage methyltransferase reactions in the meleagrin/oxaline biosynthetic pathway. Org. Biomol. Chem. (2018)

Release Date

2018-07-04

Peptides

OxaC: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
A

OxaC

Related Entries With Identical Sequence