SMTL ID : 2a19.1

PKR kinase domain- eIF2alpha- AMP-PNP complex.

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 2.50 Å

Oligo State

hetero-1-2-mer

Ligands

4 x MG: MAGNESIUM ION(Non-covalent)

MG.1: 2 residues within 4Å: Chain B: D.165 Ligands: ANP.3 2 PLIP interactions: 2 interactions with chain B Metal complexes: B:D.165, B:D.165 MG.2: 3 residues within 4Å: Chain B: N.152, D.165 Ligands: ANP.3 1 PLIP interactions: 1 interactions with chain B Metal complexes: B:D.165 MG.4: 4 residues within 4Å: Chain C: N.152, D.165 Ligands: MG.5, ANP.7 1 PLIP interactions: 1 interactions with chain C Metal complexes: C:D.165 MG.5: 4 residues within 4Å: Chain C: D.147, D.165 Ligands: MG.4, ANP.7 1 PLIP interactions: 1 interactions with chain C Metal complexes: C:D.165

2 x ANP: PHOSPHOAMINOPHOSPHONIC ACID-ADENYLATE ESTER(Non-covalent)

ANP.3: 15 residues within 4Å: Chain B: G.25, V.27, V.40, K.42, M.99, E.100, F.101, C.102, T.106, S.151, N.152, F.154, D.165 Ligands: MG.1, MG.2 3 PLIP interactions: 3 interactions with chain B Hydrogen bonds: B:E.100, B:C.102 Salt bridges: B:K.42 ANP.7: 13 residues within 4Å: Chain C: I.19, G.20, G.22, V.27, V.40, E.100, F.101, C.102, N.152, F.154, D.165 Ligands: MG.4, MG.5 2 PLIP interactions: 2 interactions with chain C Hydrogen bonds: C:E.100, C:C.102

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

PO4.6: 3 residues within 4Å: Chain C: K.50, R.53, R.146 3 PLIP interactions: 3 interactions with chain C Salt bridges: C:K.50, C:R.53, C:R.146

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Dar, A.C. et al., Higher-Order Substrate Recognition of eIF2alpha by the RNA-Dependent Protein Kinase PKR. Cell(Cambridge,Mass.) (2005)

Release Date

2005-09-27

Peptides

Eukaryotic translation initiation factor 2 alpha subunit: A
Interferon-induced, double-stranded RNA-activated protein kinase: BC

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

C
C

Eukaryotic translation initiation factor 2 alpha subunit

Interferon-induced, double-stranded RNA-activated protein kinase

Related Entries With Identical Sequence