Zinc in PDB 6h50: Crystal Structure of Human KDM5B in Complex with Compound 34A

The structure of Crystal Structure of Human KDM5B in Complex with Compound 34A, PDB code: 6h50 was solved by Y.V.Le Bihan, S.Velupillai, R.L.M.Van Montfort, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	32.06 / 2.19
Space group	P 65 2 2
Cell size a, b, c (Å), α, β, γ (°)	142.360, 142.360, 152.780, 90.00, 90.00, 120.00
R / Rfree (%)	18.2 / 20.6

The structure of Crystal Structure of Human KDM5B in Complex with Compound 34A also contains other interesting chemical elements:

Manganese

(Mn)

2 atoms

The binding sites of Zinc atom in the Crystal Structure of Human KDM5B in Complex with Compound 34A (pdb code 6h50). This binding sites where shown within 5.0 Angstroms radius around Zinc atom.
In total 2 binding sites of Zinc where determined in the Crystal Structure of Human KDM5B in Complex with Compound 34A, PDB code: 6h50:
Jump to Zinc binding site number: 1; 2;

Zinc binding site 1 out of 2 in the Crystal Structure of Human KDM5B in Complex with Compound 34A


Mono view


Stereo pair view

A full contact list of Zinc with other atoms in the Zn binding site number 1 of Crystal Structure of Human KDM5B in Complex with Compound 34A within 5.0Å range: probe atom residue distance (Å) B Occ A:Zn801 b:40.0 occ:1.00 ND1 A:HIS718 2.1 41.5 1.0 SG A:CYS692 2.2 36.8 1.0 SG A:CYS715 2.3 40.2 1.0 SG A:CYS695 2.4 44.0 1.0 CE1 A:HIS718 2.9 42.2 1.0 CB A:CYS692 3.1 33.2 1.0 CG A:HIS718 3.3 41.7 1.0 CB A:CYS715 3.4 35.2 1.0 CB A:CYS695 3.4 41.5 1.0 CB A:HIS718 3.8 38.3 1.0 N A:CYS695 3.9 43.2 1.0 N A:CYS715 3.9 35.7 1.0 NE2 A:HIS718 4.1 44.3 1.0 CA A:CYS715 4.2 35.2 1.0 CA A:CYS695 4.2 41.9 1.0 CD2 A:HIS718 4.3 44.6 1.0 CG2 A:THR697 4.4 37.5 1.0 N A:HIS718 4.5 39.5 1.0 CD A:ARG619 4.6 50.7 1.0 CA A:CYS692 4.6 34.5 1.0 CB A:LYS694 4.7 46.2 1.0 C A:CYS715 4.7 38.1 1.0 O A:CYS715 4.7 36.9 1.0 CA A:HIS718 4.8 38.9 1.0 CB A:HIS717 4.8 38.5 1.0 C A:CYS695 4.9 44.4 1.0 C A:LYS694 5.0 48.0 1.0

Zinc binding site 2 out of 2 in the Crystal Structure of Human KDM5B in Complex with Compound 34A


Mono view


Stereo pair view

A full contact list of Zinc with other atoms in the Zn binding site number 2 of Crystal Structure of Human KDM5B in Complex with Compound 34A within 5.0Å range: probe atom residue distance (Å) B Occ A:Zn802 b:43.6 occ:0.72 SG A:CYS708 2.2 53.9 1.0 SG A:CYS723 2.3 48.8 1.0 SG A:CYS706 2.3 46.3 1.0 SG A:CYS725 2.5 55.2 1.0 CB A:CYS725 3.2 50.1 1.0 CB A:CYS708 3.2 50.5 1.0 CB A:CYS706 3.3 41.3 1.0 CB A:CYS723 3.3 46.1 1.0 O A:HOH1232 4.1 61.5 1.0 N A:CYS725 4.2 50.3 1.0 CA A:CYS708 4.2 49.1 1.0 N A:CYS708 4.3 47.6 1.0 CE1 A:TYR730 4.3 45.1 1.0 CA A:CYS725 4.3 50.4 1.0 CA A:CYS706 4.6 40.7 1.0 CA A:CYS723 4.7 46.5 1.0 O A:HOH1143 4.8 67.8 1.0 C A:CYS708 4.8 54.4 1.0 N A:LYS709 4.9 50.3 1.0 C A:CYS706 4.9 46.4 1.0 CD1 A:TYR730 5.0 42.4 1.0

Y.V.Le Bihan, R.M.Lanigan, B.Atrash, M.G.Mclaughlin, S.Velupillai, A.G.Malcolm, K.S.England, G.F.Ruda, N.Y.Mok, A.Tumber, K.Tomlin, H.Saville, E.Shehu, C.Mcandrew, L.Carmichael, J.M.Bennett, F.Jeganathan, P.Eve, A.Donovan, A.Hayes, F.Wood, F.I.Raynaud, O.Fedorov, P.E.Brennan, R.Burke, R.L.M.Van Montfort, O.W.Rossanese, J.Blagg, V.Bavetsias. C8-Substituted Pyrido[3,4-D]Pyrimidin-4(3H)-Ones: Studies Towards the Identification of Potent, Cell Penetrant Jumonji C Domain Containing Histone Lysine Demethylase 4 Subfamily (KDM4) Inhibitors, Compound Profiling in Cell-Based Target Engagement Assays. Eur.J.Med.Chem. V. 177 316 2019.
ISSN: ISSN 0223-5234
PubMed: 31158747
DOI: 10.1016/J.EJMECH.2019.05.041