SMTL ID : 3umo.2 (1 other biounit)

Crystal structure of the Phosphofructokinase-2 from Escherichia coli in complex with Potassium

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 1.70 Å

Oligo State

homo-dimer

Ligands

4 x MG: MAGNESIUM ION(Non-covalent)(Non-functional Binders)

MG.1: 2 residues within 4Å: Chain A: K.185 Ligands: ATP.3 No protein-ligand interaction detected (PLIP) MG.2: 3 residues within 4Å: Chain A: N.187 Ligands: ATP.3, ATP.7 No protein-ligand interaction detected (PLIP) MG.5: 3 residues within 4Å: Chain B: N.187 Ligands: ATP.6, ATP.9 No protein-ligand interaction detected (PLIP) MG.8: 1 residues within 4Å: Ligands: ATP.9 No protein-ligand interaction detected (PLIP)

4 x ATP: ADENOSINE-5'-TRIPHOSPHATE(Non-covalent)

ATP.3: 20 residues within 4Å: Chain A: K.185, N.187, S.224, L.225, G.226, P.227, G.229, S.248, T.251, A.254, G.255, M.258, V.280, G.283, S.284, T.287 Chain B: K.27 Ligands: MG.1, MG.2, ATP.7 24 PLIP interactions: 18 interactions with chain A, 6 interactions with chain B Hydrogen bonds: A:N.187, A:S.224, A:S.224, A:G.226, A:G.253, A:A.254, A:G.255 Water bridges: A:R.105, A:R.105, A:K.185, A:K.185, A:S.248, A:S.248, A:D.256, A:D.256, A:T.287, B:K.27, B:K.27, B:K.27, B:K.27 Salt bridges: A:K.185, A:K.185, B:K.27, B:K.27 ATP.6: 7 residues within 4Å: Chain A: Y.23, G.26, K.27 Chain B: N.187, K.189 Ligands: MG.5, ATP.9 14 PLIP interactions: 6 interactions with chain B, 8 interactions with chain A Hydrogen bonds: B:N.187, A:K.27 Water bridges: B:R.105, B:K.189, B:K.189, B:E.190, A:K.27, A:K.27, A:K.27 Salt bridges: B:K.189, A:K.27, A:K.27 pi-Stacking: A:Y.23, A:Y.23 ATP.7: 7 residues within 4Å: Chain A: N.187, K.189 Chain B: Y.23, G.26, K.27 Ligands: MG.2, ATP.3 14 PLIP interactions: 5 interactions with chain A, 9 interactions with chain B Hydrogen bonds: A:N.187, B:K.27 Water bridges: A:K.189, A:E.190, A:E.190, B:Y.23, B:Y.23, B:K.27, B:K.27 Salt bridges: A:K.189, B:K.27, B:K.27 pi-Stacking: B:Y.23, B:Y.23 ATP.9: 21 residues within 4Å: Chain A: K.27 Chain B: K.185, N.187, S.224, L.225, G.226, P.227, G.229, S.248, T.251, G.253, A.254, G.255, M.258, V.280, G.283, S.284, T.287 Ligands: MG.5, ATP.6, MG.8 28 PLIP interactions: 22 interactions with chain B, 6 interactions with chain A Hydrogen bonds: B:N.187, B:S.224, B:S.224, B:L.225, B:G.226, B:S.248, B:G.253, B:A.254, B:G.255, B:S.284 Water bridges: B:R.105, B:R.105, B:K.185, B:K.185, B:S.248, B:S.248, B:D.256, B:D.256, B:D.256, B:T.287, A:K.27, A:K.27, A:K.27, A:K.27 Salt bridges: B:K.185, B:K.185, A:K.27, A:K.27

2 x K: POTASSIUM ION(Non-covalent)

K.4: 6 residues within 4Å: Chain A: S.250, V.252, A.286, N.289, G.291, R.293 5 PLIP interactions: 5 interactions with chain A Metal complexes: A:V.252, A:A.286, A:N.289, A:G.291, A:R.293 K.10: 6 residues within 4Å: Chain B: S.250, V.252, A.286, N.289, G.291, R.293 4 PLIP interactions: 4 interactions with chain B Metal complexes: B:A.286, B:N.289, B:G.291, B:R.293

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Baez, M. et al., A Ribokinase Family Conserved Monovalent Cation Binding Site Enhances the MgATP-induced Inhibition in E. coli Phosphofructokinase-2. Biophys.J. (2013)

Release Date

2012-11-14

Peptides

6-phosphofructokinase isozyme 2: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

6-phosphofructokinase isozyme 2

Related Entries With Identical Sequence