Structure of PDB 5ap5 Chain A

Receptor sequence
>5ap5A (length=252) Species: 9606 (Homo sapiens) [Search protein sequence]
FQSMSVKGRIYSILKQIGSGGSSKVFQVLNEKKQIYAIKYVNLEEADNQT
LDSYRNEIAYLNKLQQHSDKIIRLYDYEITDQYIYMVMECGNIDLNGWLK
KKKSIDPWERKSYWKNMLEAVHTIHQHGIVHSDLKPANFLIVDGMLKLID
FGIAGTVNYMPPEAIKDMISPKSDVWSLGCILYYMTYGKTPFQQIINQIS
KLHAIIDPNHEIEFPDIPEKDLQDVLKCCLKRDPKQRISIPELLAHPYVQ
IQ
3D structure
PDB5ap5 Naturally Occurring Mutations in the Mps1 Gene Predispose Cells to Kinase Inhibitor Drug Resistance.
ChainA
Resolution2.8 Å
3D
structure
Catalytic site residues are labeled in the structure
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Enzymatic activity
Catalytic site (original residue number in PDB) D647 K649 N652 D664 T686
Catalytic site (residue number reindexed from 1) D133 K135 N138 D150 T156
Enzyme Commision number 2.7.12.1: dual-specificity kinase.
Interaction with ligand
Site
#
Ligand Ligand
chain
Binding residues on receptor
(original residue number in PDB)
Binding residues on receptor
(residue number reindexed from 1)
Binding affinity
BS01 7RO A I531 A551 K553 I586 M602 C604 G605 N606 L654 I663 I17 A37 K39 I72 M88 C90 G91 N92 L140 I149 PDBbind-CN: -logKd/Ki=7.97,IC50=10.8nM
BindingDB: IC50=6.0nM
BS02 1KA A K553 Y568 E571 A668 K39 Y54 E57 A154
Gene Ontology
Molecular Function
GO:0004672 protein kinase activity
GO:0005524 ATP binding
Biological Process
GO:0006468 protein phosphorylation

View graph for
Molecular Function

View graph for
Biological Process
External links
PDB RCSB:5ap5, PDBe:5ap5, PDBj:5ap5
PDBsum5ap5
PubMed26202014
UniProtP33981|TTK_HUMAN Dual specificity protein kinase TTK (Gene Name=TTK)

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