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

STRUCTURE OF ADENYLOSUCCINATE SYNTHETASE FROM E. COLI COMPLEXED WITH GDP, IMP, HADACIDIN, AND NO3

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 2.30 Å

Oligo State

homo-dimer

Ligands

2 x NO3: NITRATE ION(Non-functional Binders)

NO3.1: 12 residues within 4Å: Chain A: G.12, D.13, K.16, A.39, G.40, H.41, A.223, Q.224 Ligands: MG.2, GDP.3, HDA.4, IMP.5 6 PLIP interactions: 6 interactions with chain A Hydrogen bonds: A:D.13, A:K.16, A:K.16, A:G.40, A:Q.224, A:Q.224 NO3.6: 12 residues within 4Å: Chain B: G.12, D.13, K.16, A.39, G.40, H.41, A.223, Q.224 Ligands: MG.7, GDP.8, HDA.9, IMP.10 8 PLIP interactions: 8 interactions with chain B Hydrogen bonds: B:D.13, B:D.13, B:K.16, B:K.16, B:G.40, B:H.41, B:Q.224, B:Q.224

2 x MG: MAGNESIUM ION(Non-covalent)

MG.2: 5 residues within 4Å: Chain A: D.13, G.40 Ligands: NO3.1, GDP.3, HDA.4 3 PLIP interactions: 2 interactions with chain A, 1 Ligand-Ligand interactions Metal complexes: A:D.13, A:G.40, HDA.4 MG.7: 5 residues within 4Å: Chain B: D.13, G.40 Ligands: NO3.6, GDP.8, HDA.9 3 PLIP interactions: 2 interactions with chain B, 1 Ligand-Ligand interactions Metal complexes: B:D.13, B:G.40, HDA.9

2 x GDP: GUANOSINE-5'-DIPHOSPHATE(Non-covalent)

GDP.3: 20 residues within 4Å: Chain A: D.13, E.14, G.15, K.16, G.17, K.18, G.40, H.41, T.42, R.305, K.331, D.333, V.334, S.414, T.415, G.416, P.417 Ligands: NO3.1, MG.2, HDA.4 21 PLIP interactions: 21 interactions with chain A Hydrogen bonds: A:D.13, A:E.14, A:G.15, A:K.16, A:G.17, A:G.40, A:T.42, A:T.42, A:T.42, A:K.331, A:K.331, A:S.414, A:G.416 Water bridges: A:K.18, A:R.305, A:R.305, A:R.305 Salt bridges: A:K.16, A:H.41, A:R.305, A:D.333 GDP.8: 20 residues within 4Å: Chain B: D.13, E.14, G.15, K.16, G.17, K.18, G.40, H.41, T.42, R.305, K.331, D.333, V.334, S.414, T.415, G.416, P.417 Ligands: NO3.6, MG.7, HDA.9 22 PLIP interactions: 22 interactions with chain B Hydrogen bonds: B:D.13, B:D.13, B:E.14, B:E.14, B:G.15, B:K.16, B:G.17, B:G.40, B:T.42, B:T.42, B:K.331, B:K.331, B:S.414, B:G.416 Water bridges: B:K.18, B:R.305, B:R.305, B:R.305 Salt bridges: B:K.16, B:H.41, B:R.305, B:D.333

2 x HDA: HADACIDIN(Non-covalent)

HDA.4: 13 residues within 4Å: Chain A: D.13, G.40, V.273, G.298, A.299, T.300, T.301, R.303, R.305 Ligands: NO3.1, MG.2, GDP.3, IMP.5 7 PLIP interactions: 7 interactions with chain A Hydrogen bonds: A:G.40, A:G.298, A:A.299, A:T.300, A:T.301, A:R.305 Salt bridges: A:R.303 HDA.9: 13 residues within 4Å: Chain B: D.13, G.40, V.273, G.298, A.299, T.300, T.301, R.303, R.305 Ligands: NO3.6, MG.7, GDP.8, IMP.10 7 PLIP interactions: 7 interactions with chain B Hydrogen bonds: B:G.40, B:G.298, B:A.299, B:T.300, B:T.301, B:R.305 Salt bridges: B:R.303

2 x IMP: INOSINIC ACID(Non-covalent)

IMP.5: 18 residues within 4Å: Chain A: W.11, D.13, N.38, A.39, I.126, G.127, T.128, T.129, Q.224, L.228, V.238, T.239, V.273, G.274, R.303 Chain B: R.143 Ligands: NO3.1, HDA.4 16 PLIP interactions: 15 interactions with chain A, 1 interactions with chain B Hydrogen bonds: A:D.13, A:N.38, A:I.126, A:G.127, A:T.129, A:Q.224, A:Q.224, A:R.303 Water bridges: A:T.129, A:T.129, A:G.134, A:T.239, A:S.240, A:R.272, A:R.272 Salt bridges: B:R.143 IMP.10: 18 residues within 4Å: Chain A: R.143 Chain B: W.11, D.13, N.38, A.39, I.126, G.127, T.128, T.129, Q.224, L.228, V.238, T.239, V.273, G.274, R.303 Ligands: NO3.6, HDA.9 17 PLIP interactions: 16 interactions with chain B, 1 interactions with chain A Hydrogen bonds: B:D.13, B:N.38, B:I.126, B:G.127, B:T.129, B:Q.224, B:Q.224, B:T.239, B:R.303 Water bridges: B:G.130, B:I.133, B:G.134, B:T.239, B:S.240, B:R.272, B:R.272 Salt bridges: A:R.143

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Hou, Z. et al., Effectors of the stringent response target the active site of Escherichia coli adenylosuccinate synthetase. J.Biol.Chem. (1999)

Release Date

2000-04-05

Peptides

ADENYLOSUCCINATE SYNTHETASE: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
A

ADENYLOSUCCINATE SYNTHETASE

Related Entries With Identical Sequence