Structure of PDB 7aad Chain A

Receptor sequence
>7aadA (length=350) Species: 9606 (Homo sapiens) [Search protein sequence]
KSKLPKPVQDLIKMIFDVESMKKAMVEYEIDLQKMPLGKLSKRQIQAAYS
ILSEVQQAVSQGSSDSQILDLSNRFYTLIPHDFGMKKPPLLNNADSVQAK
AEMLDNLLDIEVAYSLLRGGSDDSSKDPIDVNYEKLKTDIKVVDRDSEEA
EIIRKYVKNTHATTHNAYDLEVIDIFKIEREGECQRYKPFKQLHNRRLLW
HGSRTTNFAGILSQGLRIAPPEAPVTGYMFGKGIYFADMVSKSANYCHTS
QGDPIGLILLGEVALGNMYELKHASHISKLPKGKHSVKGLGKTTPDPSAN
ISLDGVDVPLGTGISSGVNDTSLLYNEYIVYDIAQVNLKYLLKLKFNFKT
3D structure
PDB7aad Dynamics of the HD regulatory subdomain of PARP-1; substrate access and allostery in PARP activation and inhibition.
ChainA
Resolution2.21 Å
3D
structure
Catalytic site residues are labeled in the structure
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Enzymatic activity
Catalytic site (original residue number in PDB) S904 Y907 E988
Catalytic site (residue number reindexed from 1) S243 Y246 E327
Enzyme Commision number 2.4.2.-
2.4.2.30: NAD(+) ADP-ribosyltransferase.
Interaction with ligand
Site
#		 Ligand Ligand
chain		 Binding residues on receptor
(original residue number in PDB)		 Binding residues on receptor
(residue number reindexed from 1)		 Binding affinity
BS01 09L A D766 L769 H862 G863 R878 G894 I895 Y896 F897 S904 Y907 E988 D105 L108 H201 G202 R217 G233 I234 Y235 F236 S243 Y246 E327 BindingDB: IC50=5.0nM,EC50=3.6nM,Kd=0.240000nM
Gene Ontology
Molecular Function
GO:0003950 NAD+-protein poly-ADP-ribosyltransferase activity

View graph for
Molecular Function
External links
PDB RCSB:7aad, PDBe:7aad, PDBj:7aad
PDBsum7aad
PubMed33511412
UniProtP09874|PARP1_HUMAN Poly [ADP-ribose] polymerase 1 (Gene Name=PARP1)

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