SMTL ID : 1kkf.1

Complex of E. coli Adenylosuccinate Synthetase with IMP, Hadacidin, Pyrophosphate, and Mg

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 2.60 Å

Oligo State

homo-dimer

Ligands

2 x MG: MAGNESIUM ION(Non-covalent)

MG.1: 4 residues within 4Å: Chain A: D.14, G.41 Ligands: DPO.2, HDA.3 3 PLIP interactions: 2 interactions with chain A, 1 Ligand-Ligand interactions Metal complexes: A:D.14, A:G.41, HDA.3 MG.5: 4 residues within 4Å: Chain B: D.14, G.41 Ligands: DPO.6, HDA.7 3 PLIP interactions: 2 interactions with chain B, 1 Ligand-Ligand interactions Metal complexes: B:D.14, B:G.41, HDA.7

2 x DPO: DIPHOSPHATE(Non-covalent)

DPO.2: 14 residues within 4Å: Chain A: G.13, D.14, E.15, G.16, K.17, G.18, A.40, G.41, H.42, A.224, Q.225 Ligands: MG.1, HDA.3, IMP.4 13 PLIP interactions: 13 interactions with chain A Hydrogen bonds: A:D.14, A:E.15, A:G.16, A:K.17, A:G.18, A:G.41, A:Q.225, A:Q.225 Water bridges: A:T.43 Salt bridges: A:K.17, A:K.17, A:H.42, A:H.42 DPO.6: 14 residues within 4Å: Chain B: G.13, D.14, E.15, G.16, K.17, G.18, A.40, G.41, H.42, A.224, Q.225 Ligands: MG.5, HDA.7, IMP.8 15 PLIP interactions: 15 interactions with chain B Hydrogen bonds: B:D.14, B:D.14, B:E.15, B:E.15, B:G.16, B:K.17, B:G.18, B:G.41, B:Q.225, B:Q.225 Water bridges: B:T.43 Salt bridges: B:K.17, B:K.17, B:H.42, B:H.42

2 x HDA: HADACIDIN(Non-covalent)

HDA.3: 15 residues within 4Å: Chain A: D.14, N.39, A.40, G.41, T.130, V.274, G.299, A.300, T.301, T.302, R.304, R.306 Ligands: MG.1, DPO.2, IMP.4 9 PLIP interactions: 9 interactions with chain A Hydrogen bonds: A:D.14, A:G.299, A:A.300, A:T.301, A:T.301, A:T.302, A:R.306 Salt bridges: A:D.14, A:R.304 HDA.7: 15 residues within 4Å: Chain B: D.14, N.39, A.40, G.41, T.130, V.274, G.299, A.300, T.301, T.302, R.304, R.306 Ligands: MG.5, DPO.6, IMP.8 8 PLIP interactions: 8 interactions with chain B Hydrogen bonds: B:D.14, B:G.299, B:A.300, B:T.301, B:T.302, B:R.306 Salt bridges: B:D.14, B:R.304

2 x IMP: INOSINIC ACID(Non-covalent)

IMP.4: 18 residues within 4Å: Chain A: W.12, D.14, N.39, A.40, I.127, G.128, T.129, T.130, Q.225, L.229, V.239, T.240, V.274, G.275, R.304 Chain B: R.144 Ligands: DPO.2, HDA.3 18 PLIP interactions: 17 interactions with chain A, 1 interactions with chain B Hydrogen bonds: A:D.14, A:N.39, A:I.127, A:G.128, A:T.130, A:G.131, A:Q.225, A:Q.225, A:R.304 Water bridges: A:T.130, A:I.134, A:G.135, A:G.135, A:T.240, A:S.241, A:V.274, A:A.276 Salt bridges: B:R.144 IMP.8: 18 residues within 4Å: Chain A: R.144 Chain B: W.12, D.14, N.39, A.40, I.127, G.128, T.129, T.130, Q.225, L.229, V.239, T.240, V.274, G.275, R.304 Ligands: DPO.6, HDA.7 19 PLIP interactions: 18 interactions with chain B, 1 interactions with chain A Hydrogen bonds: B:D.14, B:N.39, B:I.127, B:G.128, B:T.130, B:G.131, B:Q.225, B:Q.225, B:T.240, B:R.304 Water bridges: B:T.130, B:T.130, B:G.135, B:G.135, B:T.240, B:S.241, B:V.274, B:A.276 Salt bridges: A:R.144

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Hou, Z. et al., IMP Alone Organizes the Active Site of Adenylosuccinate Synthetase from Escherichia coli. J.Biol.Chem. (2002)

Release Date

2002-03-20

Peptides

Adenylosuccinate Synthetase: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
A

Adenylosuccinate Synthetase

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