Structure of PDB 4lue Chain A Binding Site BS02

Receptor Information

>4lue Chain A (length=423) Species: 9606 (Homo sapiens)

RIIVVALYDYEAIHHEDLSFQKGDQMVVLEESGEWWKARSLATRKEGYIP
SNYVARVDSLETEEWFFKGISRKDAERQLLAPGNMLGSFMIRDSETTKGS
YSLSVRDYDPRQGDTVKHYKIRTGFYISPRSTFSTLQELVDHYKKGNDGL
CQKLSVPCMSSKPQKPWEKDAWEIPRESLKLEKKLGAGQFGEVWMATYNK
HTKVAVKTMKPGSLAEANVMKTLQHDKLVKLHAVVTKEPIYIITEFMAKG
SLLDFLKSDEGSKQPLPKLIDFSAQIAEGMAFIEQRNYIHRDLRAANILV
SASLVCKIADFGLARVIPIKWTAPEAINFGSFTIKSDVWSFGILLMEIVT
YGRIPYPGMSNPEVIRALERGYRMPRPENCPEELYNIMMRCWKNRPEERP
TFEYIQSVLDDFYTATESQYEEI

Ligand information

• Ligand ID: CA
• InChI: InChI=1S/Ca/q+2
• InChIKey: BHPQYMZQTOCNFJ-UHFFFAOYSA-N
• SMILES:
  CACTVS 3.341: [Ca++]
  ACDLabs 10.04
  OpenEye OEToolkits 1.5.0: [Ca+2]
• Formula: Ca
• Name: CALCIUM ION
• DrugBank: DB14577
• PDB chain: 4lue Chain B Residue 601

Receptor-Ligand Complex Structure

Structure summary

• PDB: 4lue Kinase crystal identification and ATP-competitive inhibitor screening using the fluorescent ligand SKF86002.
• Resolution: 3.04 Å
• Binding residue (original residue number in PDB): E524 Y527
• Binding residue (residue number reindexed from 1): E417 Y420
• Annotation score: 1

Enzymatic activity

• Catalytic site (original residue number in PDB): D386 R388 A390 N391 D404
• Catalytic site (residue number reindexed from 1): D292 R294 A296 N297 D310
• Enzyme Commision number: 2.7.10.2: non-specific protein-tyrosine kinase.

Gene Ontology

Molecular Function

• GO:0004672 protein kinase activity
• GO:0004713 protein tyrosine kinase activity
• GO:0005524 ATP binding

Biological Process

• GO:0006468 protein phosphorylation

External links

• PDB: RCSB:4lue, PDBe:4lue, PDBj:4lue
• PDBsum: 4lue
• PubMed: 24531473
• UniProt: P08631|HCK_HUMAN Tyrosine-protein kinase HCK (Gene Name=HCK)