3Q4Z

Structure of unphosphorylated PAK1 kinase domain

Functional Information from GO Data

Chain	GOid	namespace	contents
A	0004672	molecular_function	protein kinase activity
A	0005524	molecular_function	ATP binding
A	0006468	biological_process	protein phosphorylation
B	0004672	molecular_function	protein kinase activity
B	0005524	molecular_function	ATP binding
B	0006468	biological_process	protein phosphorylation

Functional Information from PDB Data

site_id	AC1
Number of Residues	3
Details	BINDING SITE FOR RESIDUE MG A 1

Chain	Residue
A	ASN394
A	HOH561
A	ANP800

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site_id	AC2
Number of Residues	14
Details	BINDING SITE FOR RESIDUE ANP A 800

Chain	Residue
A	MET344
A	GLU345
A	TYR346
A	LEU347
A	LEU396
A	HOH561
B	SER422
B	THR423
A	MG1
A	ILE276
A	GLY279
A	ALA280
A	VAL284
A	ARG299

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Functional Information from SwissProt/UniProt

site_id	SWS_FT_FI1
Number of Residues	2
Details	ACT_SITE: Proton acceptor => ECO:0000269|PubMed:22153498

Chain	Residue	Details
A	ASN389
B	ASN389

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site_id	SWS_FT_FI2
Number of Residues	6
Details	BINDING: BINDING => ECO:0000269|PubMed:22153498

Chain	Residue	Details
A	ILE276
A	ARG299
A	GLU345
B	ILE276
B	ARG299
B	GLU345

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site_id	SWS_FT_FI3
Number of Residues	2
Details	MOD_RES: Phosphotyrosine; by JAK2 => ECO:0000269|PubMed:17726028, ECO:0000269|PubMed:17989089

Chain	Residue	Details
A	TYR285
B	TYR285

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site_id	SWS_FT_FI4
Number of Residues	2
Details	MOD_RES: Phosphothreonine; by autocatalysis, BRSK2 and PDPK1 => ECO:0000269|PubMed:10551809, ECO:0000269|PubMed:10995762, ECO:0000269|PubMed:22153498, ECO:0000269|PubMed:22669945

Chain	Residue	Details
A	THR423
B	THR423

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