SMTL ID : 1mxa.1

S-ADENOSYLMETHIONINE SYNTHETASE WITH PPI

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 2.80 Å

Oligo State

homo-dimer

Ligands

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

PO4.1: 11 residues within 4Å: Chain A: G.259, G.260, A.261, K.265, D.271 Chain B: D.16, R.244, K.245 Ligands: MG.2, MG.3, POP.6 5 PLIP interactions: 3 interactions with chain B, 2 interactions with chain A Hydrogen bonds: B:D.16, A:A.261 Salt bridges: B:R.244, B:K.245, A:K.265 PO4.7: 11 residues within 4Å: Chain A: D.16, R.244, K.245 Chain B: G.259, G.260, A.261, K.265, D.271 Ligands: MG.8, MG.9, POP.12 5 PLIP interactions: 2 interactions with chain B, 3 interactions with chain A Hydrogen bonds: B:A.261, A:D.16 Salt bridges: B:K.265, A:R.244, A:K.245

4 x MG: MAGNESIUM ION(Non-covalent)

MG.2: 6 residues within 4Å: Chain A: K.265, D.271 Chain B: K.165, K.245 Ligands: PO4.1, POP.6 2 PLIP interactions: 2 interactions with chain A Metal complexes: A:D.271, A:D.271 MG.3: 5 residues within 4Å: Chain B: D.16, R.244, K.245 Ligands: PO4.1, POP.6 1 PLIP interactions: 1 interactions with chain B Metal complexes: B:D.16 MG.8: 6 residues within 4Å: Chain A: K.165, K.245 Chain B: K.265, D.271 Ligands: PO4.7, POP.12 2 PLIP interactions: 2 interactions with chain B Metal complexes: B:D.271, B:D.271 MG.9: 5 residues within 4Å: Chain A: D.16, R.244, K.245 Ligands: PO4.7, POP.12 1 PLIP interactions: 1 interactions with chain A Metal complexes: A:D.16

4 x K: POTASSIUM ION(Non-covalent)

K.4: 5 residues within 4Å: Chain A: E.42, T.242, S.263, K.265 Chain B: R.244 2 PLIP interactions: 2 interactions with chain A Metal complexes: A:E.42, A:S.263 K.5: 5 residues within 4Å: Chain A: G.243, I.246 Chain B: G.243, I.246 Ligands: K.11 2 PLIP interactions: 1 interactions with chain B, 1 interactions with chain A Metal complexes: B:G.243, A:G.243 K.10: 5 residues within 4Å: Chain A: R.244 Chain B: E.42, T.242, S.263, K.265 2 PLIP interactions: 2 interactions with chain B Metal complexes: B:E.42, B:S.263 K.11: 5 residues within 4Å: Chain A: G.243, I.246 Chain B: G.243, I.246 Ligands: K.5 2 PLIP interactions: 1 interactions with chain B, 1 interactions with chain A Metal complexes: B:G.243, A:G.243

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

POP.6: 11 residues within 4Å: Chain A: D.118, K.265, D.271 Chain B: H.14, D.16, K.165, R.244, K.245 Ligands: PO4.1, MG.2, MG.3 6 PLIP interactions: 4 interactions with chain B, 2 interactions with chain A Hydrogen bonds: B:R.244, A:D.118 Salt bridges: B:H.14, B:K.165, B:K.245, A:K.265 POP.12: 11 residues within 4Å: Chain A: H.14, D.16, K.165, R.244, K.245 Chain B: D.118, K.265, D.271 Ligands: PO4.7, MG.8, MG.9 5 PLIP interactions: 4 interactions with chain A, 1 interactions with chain B Hydrogen bonds: A:R.244 Salt bridges: A:H.14, A:K.165, A:K.245, B:K.265

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Takusagawa, F. et al., Structure and function of S-adenosylmethionine synthetase: crystal structures of S-adenosylmethionine synthetase with ADP, BrADP, and PPi at 28 angstroms resolution. Biochemistry (1996)

Release Date

1996-07-11

Peptides

S-ADENOSYLMETHIONINE SYNTHETASE: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
A

S-ADENOSYLMETHIONINE SYNTHETASE

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