1FOK

STRUCTURE OF RESTRICTION ENDONUCLEASE FOKI BOUND TO DNA

Functional Information from GO Data

Chain	GOid	namespace	contents
A	0003677	molecular_function	DNA binding
A	0004519	molecular_function	endonuclease activity
A	0009036	molecular_function	type II site-specific deoxyribonuclease activity
A	0009307	biological_process	DNA restriction-modification system

Functional Information from SwissProt/UniProt

site_id	SWS_FT_FI1
Number of Residues	3
Details	ACT_SITE: ACT_SITE => ECO:0000303|PubMed:9214510

Chain	Residue	Details
A	SER446
A	GLY463
A	ILE465

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Catalytic Information from CSA

site_id	CSA1
Number of Residues	1
Details	Annotated By Reference To The Literature 2fok

Chain	Residue	Details
A	LYS469

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site_id	MCSA1
Number of Residues	3
Details	M-CSA 927

Chain	Residue	Details
A	ASP450	metal ligand
A	ASP467	metal ligand
A	LYS469	electrostatic stabiliser, modifies pKa

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