SMTL ID : 1x1c.2 (1 other biounit)

Crystal structure of BchU complexed with S-adenosyl-L-homocysteine and Zn2+

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 2.85 Å

Oligo State

homo-dimer

Ligands

10 x ZN: ZINC ION(Non-covalent)(Non-functional Binders)

ZN.1: 2 residues within 4Å: Chain A: H.171, H.311 1 PLIP interactions: 1 interactions with chain A Metal complexes: A:H.171 ZN.2: 2 residues within 4Å: Chain A: D.307, H.311 2 PLIP interactions: 2 interactions with chain A Metal complexes: A:D.307, A:H.311 ZN.3: 1 residues within 4Å: Chain A: H.211 1 PLIP interactions: 1 interactions with chain A Metal complexes: A:H.211 ZN.4: 0 residues within 4Å: (No contacts) No protein-ligand interaction detected (PLIP) ZN.5: 2 residues within 4Å: Chain A: H.32 Chain B: D.350 3 PLIP interactions: 2 interactions with chain B, 1 interactions with chain A Metal complexes: B:D.350, B:D.350, A:H.32 ZN.9: 2 residues within 4Å: Chain B: H.171, H.311 1 PLIP interactions: 1 interactions with chain B Metal complexes: B:H.171 ZN.10: 2 residues within 4Å: Chain B: D.307, H.311 2 PLIP interactions: 2 interactions with chain B Metal complexes: B:D.307, B:H.311 ZN.11: 1 residues within 4Å: Chain B: H.211 1 PLIP interactions: 1 interactions with chain B Metal complexes: B:H.211 ZN.12: 0 residues within 4Å: (No contacts) No protein-ligand interaction detected (PLIP) ZN.13: 2 residues within 4Å: Chain A: D.350 Chain B: H.32 3 PLIP interactions: 2 interactions with chain A, 1 interactions with chain B Metal complexes: A:D.350, A:D.350, B:H.32

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

SO4.6: 3 residues within 4Å: Chain A: N.95, T.104, E.105 3 PLIP interactions: 3 interactions with chain A Hydrogen bonds: A:N.95, A:E.105, A:E.105 SO4.14: 3 residues within 4Å: Chain B: N.95, T.104, E.105 4 PLIP interactions: 4 interactions with chain B Hydrogen bonds: B:N.95, B:E.105, B:E.105, B:E.105

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

SAH.7: 16 residues within 4Å: Chain A: Y.156, E.168, H.171, G.198, G.199, G.200, I.204, N.221, L.222, V.247, D.248, I.249, Y.250, C.263, R.264, I.265 11 PLIP interactions: 11 interactions with chain A Hydrogen bonds: A:E.168, A:H.171, A:G.198, A:G.198, A:G.200, A:N.221, A:L.222, A:D.248, A:D.248, A:I.249 Salt bridges: A:R.264 SAH.15: 16 residues within 4Å: Chain B: Y.156, E.168, H.171, G.198, G.199, G.200, I.204, N.221, L.222, V.247, D.248, I.249, Y.250, C.263, R.264, I.265 10 PLIP interactions: 10 interactions with chain B Hydrogen bonds: B:E.168, B:H.171, B:G.198, B:G.198, B:G.200, B:N.221, B:L.222, B:D.248, B:I.249 Salt bridges: B:R.264

2 x GOL: GLYCEROL(Non-functional Binders)

GOL.8: 1 residues within 4Å: Chain A: R.161 1 PLIP interactions: 1 interactions with chain A Hydrogen bonds: A:R.161 GOL.16: 1 residues within 4Å: Chain B: R.161 1 PLIP interactions: 1 interactions with chain B Hydrogen bonds: B:R.161

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Wada, K. et al., Crystal Structures of BchU, a Methyltransferase Involved in Bacteriochlorophyll c Biosynthesis, and its Complex with S-adenosylhomocysteine: Implications for Reaction Mechanism. J.Mol.Biol. (2006)

Release Date

2006-07-18

Peptides

CrtF-related protein: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
A

CrtF-related protein

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