Zinc in PDB 4l32: Tankyrase 2 in Complex with 2-[4-(4-Methylpiperazine-1-Carbonyl) Phenyl]Chromen-4-One

All present enzymatic activity of Tankyrase 2 in Complex with 2-[4-(4-Methylpiperazine-1-Carbonyl) Phenyl]Chromen-4-One:
2.4.2.30;

The structure of Tankyrase 2 in Complex with 2-[4-(4-Methylpiperazine-1-Carbonyl) Phenyl]Chromen-4-One, PDB code: 4l32 was solved by M.Narwal, T.Haikarainen, L.Lehtio, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	46.93 / 1.85
Space group	C 2 2 21
Cell size a, b, c (Å), α, β, γ (°)	89.920, 98.780, 118.260, 90.00, 90.00, 90.00
R / Rfree (%)	18.3 / 21.2

The binding sites of Zinc atom in the Tankyrase 2 in Complex with 2-[4-(4-Methylpiperazine-1-Carbonyl) Phenyl]Chromen-4-One (pdb code 4l32). This binding sites where shown within 5.0 Angstroms radius around Zinc atom.
In total 2 binding sites of Zinc where determined in the Tankyrase 2 in Complex with 2-[4-(4-Methylpiperazine-1-Carbonyl) Phenyl]Chromen-4-One, PDB code: 4l32:
Jump to Zinc binding site number: 1; 2;

Zinc binding site 1 out of 2 in the Tankyrase 2 in Complex with 2-[4-(4-Methylpiperazine-1-Carbonyl) Phenyl]Chromen-4-One


Mono view


Stereo pair view

A full contact list of Zinc with other atoms in the Zn binding site number 1 of Tankyrase 2 in Complex with 2-[4-(4-Methylpiperazine-1-Carbonyl) Phenyl]Chromen-4-One within 5.0Å range: probe atom residue distance (Å) B Occ A:Zn1201 b:20.7 occ:1.00 ND1 A:HIS1084 2.0 22.3 1.0 SG A:CYS1081 2.2 20.6 1.0 SG A:CYS1089 2.3 18.8 1.0 SG A:CYS1092 2.4 23.4 1.0 CE1 A:HIS1084 3.0 24.4 1.0 CG A:HIS1084 3.1 23.7 1.0 CB A:CYS1089 3.2 19.2 1.0 CB A:CYS1081 3.2 20.8 1.0 CB A:CYS1092 3.3 22.6 1.0 CB A:HIS1084 3.4 23.0 1.0 N A:HIS1084 3.9 22.9 1.0 N A:CYS1092 4.1 20.8 1.0 O A:HOH1397 4.1 27.9 1.0 NE2 A:HIS1084 4.1 23.7 1.0 CD2 A:HIS1084 4.2 23.4 1.0 CA A:HIS1084 4.3 22.6 1.0 CA A:CYS1092 4.3 21.2 1.0 CB A:VAL1083 4.3 27.7 1.0 CA A:CYS1089 4.6 18.6 1.0 CA A:CYS1081 4.7 21.5 1.0 C A:VAL1083 4.7 25.7 1.0 O A:HOH1302 4.8 19.4 1.0 CG1 A:VAL1083 4.8 28.4 1.0 CA A:VAL1083 4.9 25.6 1.0 N A:VAL1083 4.9 24.9 1.0 CB A:ILE1091 4.9 21.6 1.0

Zinc binding site 2 out of 2 in the Tankyrase 2 in Complex with 2-[4-(4-Methylpiperazine-1-Carbonyl) Phenyl]Chromen-4-One


Mono view


Stereo pair view

A full contact list of Zinc with other atoms in the Zn binding site number 2 of Tankyrase 2 in Complex with 2-[4-(4-Methylpiperazine-1-Carbonyl) Phenyl]Chromen-4-One within 5.0Å range: probe atom residue distance (Å) B Occ B:Zn1201 b:20.0 occ:1.00 ND1 B:HIS1084 2.1 24.9 1.0 SG B:CYS1089 2.2 19.6 1.0 SG B:CYS1081 2.3 20.0 1.0 SG B:CYS1092 2.4 21.2 1.0 CE1 B:HIS1084 3.1 25.4 1.0 CG B:HIS1084 3.1 24.7 1.0 CB B:CYS1089 3.2 18.6 1.0 CB B:CYS1092 3.2 20.6 1.0 CB B:CYS1081 3.3 19.9 1.0 CB B:HIS1084 3.5 23.5 1.0 N B:HIS1084 3.8 23.1 1.0 N B:CYS1092 4.0 18.5 1.0 O B:HOH1317 4.1 23.1 1.0 O B:HOH1388 4.1 26.1 1.0 CA B:CYS1092 4.2 19.5 1.0 NE2 B:HIS1084 4.2 25.4 1.0 CA B:HIS1084 4.3 23.1 1.0 CD2 B:HIS1084 4.3 24.9 1.0 CB B:VAL1083 4.4 23.6 1.0 CA B:CYS1089 4.6 18.5 1.0 CA B:CYS1081 4.7 20.6 1.0 C B:VAL1083 4.7 24.4 1.0 CB B:ILE1091 4.7 20.7 1.0 O B:HOH1302 4.9 16.1 1.0 N B:VAL1083 4.9 23.6 1.0 CA B:VAL1083 4.9 24.7 1.0 CG1 B:VAL1083 4.9 22.9 1.0

M.Narwal, J.Koivunen, T.Haikarainen, E.Obaji, O.E.Legala, H.Venkannagari, P.Joensuu, T.Pihlajaniemi, L.Lehtio. Discovery of Tankyrase Inhibiting Flavones with Increased Potency and Isoenzyme Selectivity. J.Med.Chem. V. 56 7880 2013.
ISSN: ISSN 0022-2623
PubMed: 24116873
DOI: 10.1021/JM401463Y