6NRG: Human PARP-1 ART domain

Crystal Structure of human PARP-1 ART domain bound to inhibitor UTT57. Determined by X-ray diffraction at 1.7 Å resolution. Released 14 Aug 2019.

Method: X-ray diffraction
Resolution: 1.7 Å
Organism: Homo sapiens
Chains: 1
Atoms: 2,147
Mol. weight: 31.07 kDa
Ligands: KYY
Released: 14 Aug 2019

Explore 6NRG in 3D Show helices and sheets RCSB PDB PDBe

Secondary structure: helices and β-sheets

6NRG contains 15 α-helices and 17 β-strands across 1 chain. Residue ranges use author residue numbering, as in the PDB file, from PDBe. To see them in 3D, choose the Cartoon representation with Secondary structure coloring: helices, sheets and coils get different colors.

Chain A: 15 helices, 17 β-strands

Element	Residues	Length	Sheet
α-helix	769-779	11
α-helix	790-796	7
β-strand	799-803	5	1
α-helix	804-805	2
α-helix	809-820	12
β-strand	829-841	13	1
α-helix	844-852	9
β-strand	857-863	7	1
α-helix	866-868	3
α-helix	869-875	7
α-helix	879-881	3
β-strand	895-897	3	2
β-strand	898	1	1
α-helix	901-905	5
α-helix	906-908	3
β-strand	911	1	3
β-strand	914	1	3
β-strand	916-925	10	1
β-strand	929-932	4	2
α-helix	941-942	2
β-strand	947-950	4	2
α-helix	951	1
β-strand	952-956	5	4
α-helix	958-960	3
β-strand	962-964	3	1
β-strand	967-969	3	1
α-helix	972-973	2
β-strand	974-976	3	4
β-strand	984-986	3	4
β-strand	988-991	4	2
α-helix	994-996	3
β-strand	997-1009	13	1

Molecules and chains

Molecule	Chains	Type	Length	Organism	UniProt
Poly [ADP-ribose] polymerase 1	A	protein	271	Homo sapiens	P09874 (AlphaFold model)

Sequence of entity 1 (A), FASTA

>6NRG_1 Poly [ADP-ribose] polymerase 1 (chains A)
MGSSHHHHHHSSGLVPRGSHMTKSKLPKPVQDLIKMIFGSGSGSGGDPIDVNYEKLKTDI
KVVDRDSEEAEIIRKYVKNTHATTHNAYDLEVIDIFKIEREGECQRYKPFKQLHNRRLLW
HGSRTTNFAGILSQGLRIAPPEAPVTGYMFGKGIYFADMVSKSANYCHTSQGDPIGLILL
GEVALGNMYELKHASHISKLPKGKHSVKGLGKTTPDPSANISLDGVDVPLGTGISSGVND
TSLLYNEYIVYDIAQVNLKYLLKLKFNFKTS

Ligands and cofactors

ID	Name	Formula	Copies
KYY	2-{[3-fluoro-4-(1H-tetrazol-5-yl)phenyl]methyl}-3-hydroxy-1-benzofuran-7-carbox…	C17 H12 F N5 O3	1

Water and common crystallization additives (DMS, SO4) are not listed.

Primary citation

Design and Synthesis of Poly(ADP-ribose) Polymerase Inhibitors: Impact of Adenosine Pocket-Binding Motif Appendage to the 3-Oxo-2,3-dihydrobenzofuran-7-carboxamide on Potency and Selectivity. Velagapudi, U.K., Langelier, M.F., Delgado-Martin, C. et al. J Med Chem (2019) 62:5330-5357. DOI 10.1021/acs.jmedchem.8b01709 · PubMed

Other PDB entries of the same protein (UniProt P09874 (AlphaFold model), which also has an AlphaFold model), best resolution first:

6NRH 1.5 Å, Crystal Structure of human PARP-1 ART domain bound inhibitor UTT63
9ETQ 1.59 Å, Crystal structure of PARP1 catalytic domain bound to AZD5305 (SARUPARIB)
7AAC 1.59 Å, Crystal structure of the catalytic domain of human PARP1 in complex with veliparib
6NRJ 1.65 Å, Crystal Structure of human PARP-1 ART domain bound to inhibitor UTT93
7KK2 1.7 Å, Structure of the catalytic domain of PARP1
2RIQ 1.7 Å, Crystal Structure of the Third Zinc-binding domain of human PARP-1
7KK5 1.7 Å, Structure of the catalytic domain of PARP1 in complex with niraparib
7AAA 1.74 Å, Crystal structure of the catalytic domain of human PARP1 (apo)
6NTU 1.8 Å, Crystal Structure of human PARP-1 ART domain bound to inhibitor UKTT-15
9ETR 1.82 Å, Crystal structure of PARP1 catalytic domain bound to AZD9574
7ONT 1.85 Å, PARP1 catalytic domain in complex with a selective pyridine carboxamide-based inhibitor…
4ZZZ 1.9 Å, Structure of human PARP1 catalytic domain bound to an isoindolinone inhibitor

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