Structure of PDB 1phk Chain A Binding Site BS01

Receptor Information

>1phk Chain A (length=277) Species: 9986 (Oryctolagus cuniculus)

FYENYEPKEILGRGVSSVVRRCIHKPTCKEYAVKIIDVTGGGSFSAEEVQ
ELREATLKEVDILRKVSGHPNIIQLKDTYETNTFFFLVFDLMKKGELFDY
LTEKVTLSEKETRKIMRALLEVICALHKLNIVHRDLKPENILLDDDMNIK
LTDFGFSCQLDPGEKLREVCGTPSYLAPEIIECSMNDNHPGYGKEVDMWS
TGVIMYTLLAGSPPFWHRKQMLMLRMIMSGNYQFGSPEWDDYSDTVKDLV
SRFLVVQPQKRYTAEEALAHPFFQQYV

Ligand information

• Ligand ID: MN
• InChI: InChI=1S/Mn/q+2
• InChIKey: WAEMQWOKJMHJLA-UHFFFAOYSA-N
• SMILES:
  ACDLabs 10.04
  OpenEye OEToolkits 1.5.0: [Mn+2]
  CACTVS 3.341: [Mn++]
• Formula: Mn
• Name: MANGANESE (II) ION
• DrugBank: DB06757
• PDB chain: 1phk Chain A Residue 383

Receptor-Ligand Complex Structure

Structure summary

• PDB: 1phk Two structures of the catalytic domain of phosphorylase kinase: an active protein kinase complexed with substrate analogue and product.
• Resolution: 2.2 Å
• Binding residue (original residue number in PDB): N154 D167
• Binding residue (residue number reindexed from 1): N140 D153
• Annotation score: 1

Enzymatic activity

• Catalytic site (original residue number in PDB): D149 K151 N154 D167 T186
• Catalytic site (residue number reindexed from 1): D135 K137 N140 D153 T172
• Enzyme Commision number: 2.7.11.1: non-specific serine/threonine protein kinase.
  2.7.11.19: phosphorylase kinase.
  2.7.11.26: [tau protein] kinase.

Gene Ontology

Molecular Function

• GO:0004672 protein kinase activity
• GO:0004689 phosphorylase kinase activity
• GO:0005516 calmodulin binding
• GO:0005524 ATP binding

Biological Process

• GO:0005977 glycogen metabolic process
• GO:0006468 protein phosphorylation

Cellular Component

• GO:0005964 phosphorylase kinase complex

External links

• PDB: RCSB:1phk, PDBe:1phk, PDBj:1phk
• PDBsum: 1phk
• PubMed: 7663944
• UniProt: P00518|PHKG1_RABIT Phosphorylase b kinase gamma catalytic chain, skeletal muscle/heart isoform (Gene Name=PHKG1)