Zinc in PDB 4l0s: Tankyrase 2 in Complex with 4'-Cyano Flavone

All present enzymatic activity of Tankyrase 2 in Complex with 4'-Cyano Flavone:
2.4.2.30;

The structure of Tankyrase 2 in Complex with 4'-Cyano Flavone, PDB code: 4l0s 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)	29.88 / 1.90
Space group	C 2 2 21
Cell size a, b, c (Å), α, β, γ (°)	91.980, 98.330, 118.590, 90.00, 90.00, 90.00
R / Rfree (%)	16.1 / 19.6

The binding sites of Zinc atom in the Tankyrase 2 in Complex with 4'-Cyano Flavone (pdb code 4l0s). 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 4'-Cyano Flavone, PDB code: 4l0s:
Jump to Zinc binding site number: 1; 2;

Zinc binding site 1 out of 2 in the Tankyrase 2 in Complex with 4'-Cyano Flavone


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 4'-Cyano Flavone within 5.0Å range: probe atom residue distance (Å) B Occ A:Zn1202 b:23.6 occ:1.00 SG A:CYS1081 2.2 21.2 1.0 ND1 A:HIS1084 2.3 26.8 1.0 SG A:CYS1089 2.3 21.8 1.0 SG A:CYS1092 2.3 24.4 1.0 CE1 A:HIS1084 3.2 29.4 1.0 CB A:CYS1092 3.2 23.9 1.0 CB A:CYS1089 3.2 20.7 1.0 CB A:CYS1081 3.2 22.9 1.0 CG A:HIS1084 3.3 29.7 1.0 CB A:HIS1084 3.6 27.9 1.0 N A:HIS1084 3.9 26.4 1.0 N A:CYS1092 4.0 21.6 1.0 O A:HOH1401 4.1 31.3 1.0 CA A:CYS1092 4.2 22.5 1.0 NE2 A:HIS1084 4.3 31.4 1.0 CB A:VAL1083 4.3 31.7 1.0 CA A:HIS1084 4.4 25.8 1.0 CD2 A:HIS1084 4.4 30.7 1.0 CA A:CYS1089 4.7 18.4 1.0 CA A:CYS1081 4.7 23.1 1.0 C A:VAL1083 4.8 30.9 1.0 CB A:ILE1091 4.8 26.7 1.0 CG1 A:VAL1083 4.9 33.3 1.0 N A:VAL1083 4.9 28.0 1.0 O A:HOH1356 4.9 27.3 1.0 CA A:VAL1083 4.9 28.9 1.0

Zinc binding site 2 out of 2 in the Tankyrase 2 in Complex with 4'-Cyano Flavone


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 4'-Cyano Flavone within 5.0Å range: probe atom residue distance (Å) B Occ B:Zn1202 b:19.4 occ:1.00 ND1 B:HIS1084 2.1 24.1 1.0 SG B:CYS1089 2.3 18.9 1.0 SG B:CYS1081 2.3 21.4 1.0 SG B:CYS1092 2.3 20.2 1.0 CE1 B:HIS1084 3.1 25.4 1.0 CG B:HIS1084 3.2 24.8 1.0 CB B:CYS1089 3.2 20.6 1.0 CB B:CYS1081 3.2 18.9 1.0 CB B:CYS1092 3.3 19.4 1.0 CB B:HIS1084 3.5 22.9 1.0 N B:CYS1092 4.0 19.7 1.0 N B:HIS1084 4.0 22.9 1.0 O B:HOH1328 4.1 24.6 1.0 NE2 B:HIS1084 4.2 27.2 1.0 CA B:CYS1092 4.2 19.9 1.0 CD2 B:HIS1084 4.3 26.3 1.0 CA B:HIS1084 4.4 21.7 1.0 CB B:VAL1083 4.4 26.6 1.0 CA B:CYS1089 4.6 19.4 1.0 CA B:CYS1081 4.7 20.1 1.0 CB B:ILE1091 4.8 22.2 1.0 O B:HOH1335 4.8 18.2 1.0 C B:VAL1083 4.8 25.4 1.0 N B:VAL1083 4.9 24.9 1.0 CG1 B:VAL1083 4.9 28.1 1.0 CA B:VAL1083 4.9 25.0 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