SMTL ID : 3ht0.1

Crystal structure of E. coli HPPK(F123A) in complex with MgAMPCPP

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 1.40 Å

Oligo State

monomer

Ligands

2 x MG: MAGNESIUM ION(Non-covalent)

MG.1: 4 residues within 4Å: Chain A: D.95, D.97 Ligands: MG.2, APC.3 4 PLIP interactions: 2 interactions with chain A, 2 Ligand-Water interactions Metal complexes: A:D.95, A:D.97, H2O.1, H2O.1 MG.2: 4 residues within 4Å: Chain A: D.95, D.97 Ligands: MG.1, APC.3 4 PLIP interactions: 2 interactions with chain A, 2 Ligand-Water interactions Metal complexes: A:D.95, A:D.97, H2O.1, H2O.1

1 x APC: DIPHOSPHOMETHYLPHOSPHONIC ACID ADENOSYL ESTER(Non-covalent)

APC.3: 15 residues within 4Å: Chain A: L.70, Q.74, R.92, D.95, D.97, I.98, R.110, L.111, T.112, V.113, H.115, Y.116, R.121 Ligands: MG.1, MG.2 16 PLIP interactions: 16 interactions with chain A Hydrogen bonds: A:Q.74, A:R.92, A:R.92, A:I.98, A:T.112, A:T.112, A:Y.116, A:Y.116 Water bridges: A:R.92, A:D.95, A:D.95, A:D.95, A:R.121, A:R.121 Salt bridges: A:H.115, A:R.121

1 x CL: CHLORIDE ION(Non-functional Binders)

CL.4: 2 residues within 4Å: Chain A: N.156, K.157 Ligand excluded by PLIP

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Li, Y. et al., Pterin-binding site mutation Y53A, N55A or F123A and activity of E. coli HPPK. To be Published

Release Date

2010-06-23

Peptides

HPPK: A

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

HPPK

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