3AC3

Crystal structure of pyrazolo pyrimidine derivative bound to the kinase domain of human LCK, (auto-phosphorylated on TYR394)

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A	Proto-oncogene tyrosine-protein kinase LCK	polymer	285	33065.6	1	UniProt (P06239) Pfam (PF07714) In PDB	Homo sapiens (human)	LYMPHOCYTE KINASE, LCK, Lymphocyte cell-specific protein-tyrosine kinase, p56-LCK, LSK, T cell-specific protein-tyrosine kinase
2	A	SULFATE ION	non-polymer		96.1	2	Chemie (SO4)
3	A	2-[(3,5-dimethoxyphenyl)amino]-5-ethyl-7-[(2R)-2-(hydroxymethyl)pyrrolidin-1-yl]pyrazolo[1,5-a]pyrimidine-3-carboxamide	non-polymer		440.5	1	Chemie (KSH)
4		water	water		18.0	135	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	1
	Total formula weight	33065.6
Non-Polymers*	Number of molecules	3
	Total formula weight	632.6
All*	Total formula weight	33698.2

*Water molecules are not included.