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Structure of PDB 1a81 Chain A Binding Site BS01

Receptor Information
>1a81 Chain A (length=254) Species: 9606 (Homo sapiens) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
SANHLPFFFGNITREEAEDYLVQGGMSDGLYLLRQSRNYLGGFALSVAHG
RKAHHYTIERELNGTYAIAGGRTHASPADLCHYHSQESDGLVCLLKKPFN
RPQGVQPKTGPFEDLKENLIREYVKQTWNLQGQALEQAIISQKPQLEKLI
ATTAHEKMPWFHGKISREESEQIVLIGSKTNGKFLIRARDNNGSYALCLL
HEGKVLHYRIDKDKTGKLSIPEGKKFDTLWQLVEHYSYKADGLLRVLTVP
CQKI
Ligand information
Receptor-Ligand Complex Structure
Global viewLocal viewStructure summary

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PDB1a81 Structural basis for Syk tyrosine kinase ubiquity in signal transduction pathways revealed by the crystal structure of its regulatory SH2 domains bound to a dually phosphorylated ITAM peptide.
Resolution3.0 Å
Binding residue
(original residue number in PDB)		R22 R42 Y64 I76 G98 R175 R195 R197 L214 H215 Y216 P229 E230 K247 G250
Binding residue
(residue number reindexed from 1)		R14 R34 Y56 I68 G90 R167 R187 R189 L206 H207 Y208 P221 E222 K239 G242
Enzymatic activity
Enzyme Commision number 2.7.10.2: non-specific protein-tyrosine kinase.
Gene Ontology
Molecular Function
GO:0004715 non-membrane spanning protein tyrosine kinase activity

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Molecular Function
External links
PDB RCSB:1a81, PDBe:1a81, PDBj:1a81
PDBsum1a81
PubMed9698567
UniProtP43405|KSYK_HUMAN Tyrosine-protein kinase SYK (Gene Name=SYK)

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