Structure of PDB 4ezk Chain A

Receptor sequence
>4ezkA (length=842) Species: 9606 (Homo sapiens) [Search protein sequence]
MSEESQAFQRQLTALIGYDVTDVSNVHDDELEFTRRGLVTPRMAEVASRD
PKLYAMHPWVTSKPLPEYLWKKIANNCIFIVIHRSTTSQTIKVSPDDTPG
AILQSFFTKMAEQDFVLRVCGRDEYLVGETPIKNFQWVRHCLKNGEEIHV
VLDTPPDPALDEVRKEECDRKFRVKIRGIDIPVLPRNTDLTVFVEANIQH
GQQVLCQRRTSPKPFTEEVLWNVWLEFSIKIKDLPKGALLNLQIYCLLYY
VNLLLIDHRFLLRRGEYVLHMWQISGFNADKLTSATNPDKENSMSISILL
DNHPIARAEMPNQLRKQLEAIIATDPLNPLTAEDKELLWHFRYESLKHPK
AYPKLFSSVKWGQQEIVAKTYQLLARREVWDQSALDVGLTMQLLDCNFSD
ENVRAIAVQKLESLEDDDVLHYLLQLVQAVKFEPYHDSALARFLLKRGLR
NKRIGHFLFWFLRSEIAQSRHYQQRFAVILEAYLRGCGTAMLHDFTQQVQ
VIEMLQKVTLDIKSLSAEKYDVSSQVISQLKQKLENLQNSQLPESFRVPY
DPGLKAGALAIEKCTVMASKKKPLWLEFKCADPTALSNETIGIIFKHGDD
LRQDMLILQILRIMESIWETESLDLCLLPYGCISTGDKIGMIEIVKDATT
IAKIQQSTVGNTGAFKDEVLNHWLKEKSPTEEKFQAAVERFVYSCAGYCV
ATFVLGIGDRHNDNIMITETGNLFHIDFGHIERVPFVLTPDFLFVMGTSG
KKTSPHFQKFQDICVKAYLALRHHTNLLIILFSMMLMTGMPQLTSKEDIE
YIRDALTVGKNEEDAKKYFLDQIEVCRDKGWTVQFNWFLHLV
3D structure
PDB4ezk Potent and selective inhibitors of PI3K-delta: obtaining isoform selectivity from the affinity pocket and tryptophan shelf
ChainA
Resolution2.803 Å
3D
structure
[Spin on]
[Spin off]
[Reset orientation]

[High quality]
[Low quality]

[White background]
[Black background]

[Download]
[Download structure with residue number starting from 1]
Enzymatic activity
Enzyme Commision number 2.7.11.1: non-specific serine/threonine protein kinase.
2.7.1.137: phosphatidylinositol 3-kinase.
2.7.1.153: phosphatidylinositol-4,5-bisphosphate 3-kinase.
2.7.1.154: phosphatidylinositol-4-phosphate 3-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 0SD A W812 I831 Y867 E880 I881 V882 K890 M953 I963 D964 W575 I594 Y630 E643 I644 V645 K653 M716 I726 D727 PDBbind-CN: -logKd/Ki=8.20,IC50=6.3nM
Gene Ontology
Molecular Function
GO:0016301 kinase activity
Biological Process
GO:0046854 phosphatidylinositol phosphate biosynthetic process

View graph for
Molecular Function
View graph for
Biological Process
External links
PDB RCSB:4ezk, PDBe:4ezk, PDBj:4ezk
PDBsum4ezk
PubMed22672799
UniProtP48736|PK3CG_HUMAN Phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit gamma isoform (Gene Name=PIK3CG)

[Back to BioLiP]