4PAX

THE CATALYTIC FRAGMENT OF POLY(ADP-RIBOSE) POLYMERASE COMPLEXED WITH 8-HYDROXY-2-METHYL-3-HYDRO-QUINAZOLIN-4-ONE

Functional Information from GO Data

Chain	GOid	namespace	contents
A	0003950	molecular_function	NAD+-protein poly-ADP-ribosyltransferase activity

Functional Information from PDB Data

site_id	AC1
Number of Residues	7
Details	BINDING SITE FOR RESIDUE NU1 A 1

Chain	Residue
A	HIS862
A	GLY863
A	TYR896
A	PHE897
A	LYS903
A	SER904
A	TYR907

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Functional Information from SwissProt/UniProt

site_id	SWS_FT_FI1
Number of Residues	1
Details	ACT_SITE: For poly [ADP-ribose] polymerase activity => ECO:0000250|UniProtKB:P09874

Chain	Residue	Details
A	VAL991

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site_id	SWS_FT_FI2
Number of Residues	4
Details	BINDING: BINDING => ECO:0000250|UniProtKB:Q9UGN5

Chain	Residue	Details
A	ARG865
A	SER874
A	PRO881
A	TYR907

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Catalytic Information from CSA

site_id	CSA1
Number of Residues	2
Details	Annotated By Reference To The Literature 1a26

Chain	Residue	Details
A	TYR907
A	GLU988

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site_id	MCSA1
Number of Residues	3
Details	M-CSA 76

Chain	Residue	Details
A	TYR907	electrostatic stabiliser
A	THR910	electrostatic stabiliser, hydrogen bond donor, van der waals interaction
A	VAL991	electrostatic stabiliser, hydrogen bond acceptor, hydrogen bond donor, proton acceptor, proton donor

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