Zinc in PDB 1a2p: Barnase Wildtype Structure at 1.5 Angstroms Resolution

The structure of Barnase Wildtype Structure at 1.5 Angstroms Resolution, PDB code: 1a2p was solved by C.Martin, V.Richard, M.Salem, R.W.Hartley, Y.Mauguen, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	8.00 / 1.50
Space group	P 32
Cell size a, b, c (Å), α, β, γ (°)	58.970, 58.970, 81.580, 90.00, 90.00, 120.00
R / Rfree (%)	11.1 / 17.4

The binding sites of Zinc atom in the Barnase Wildtype Structure at 1.5 Angstroms Resolution (pdb code 1a2p). This binding sites where shown within 5.0 Angstroms radius around Zinc atom.
In total 3 binding sites of Zinc where determined in the Barnase Wildtype Structure at 1.5 Angstroms Resolution, PDB code: 1a2p:
Jump to Zinc binding site number: 1; 2; 3;

Zinc binding site 1 out of 3 in the Barnase Wildtype Structure at 1.5 Angstroms Resolution


Mono view


Stereo pair view

A full contact list of Zinc with other atoms in the Zn binding site number 1 of Barnase Wildtype Structure at 1.5 Angstroms Resolution within 5.0Å range: probe atom residue distance (Å) B Occ A:Zn112 b:41.8 occ:0.30 O A:HOH227 2.2 27.4 0.3 ND1 A:HIS18 2.4 23.3 1.0 CG A:HIS18 3.3 25.4 1.0 CE1 A:HIS18 3.3 24.5 1.0 CB A:HIS18 3.6 26.9 1.0 O A:TYR17 4.1 27.9 1.0 NE2 A:HIS18 4.4 24.1 1.0 CD2 A:HIS18 4.5 26.7 1.0 C A:TYR17 4.5 26.8 1.0 CA A:HIS18 4.8 25.3 1.0 N A:HIS18 4.9 24.7 1.0

Zinc binding site 2 out of 3 in the Barnase Wildtype Structure at 1.5 Angstroms Resolution


Mono view


Stereo pair view

A full contact list of Zinc with other atoms in the Zn binding site number 2 of Barnase Wildtype Structure at 1.5 Angstroms Resolution within 5.0Å range: probe atom residue distance (Å) B Occ B:Zn112 b:32.1 occ:0.35 OE1 B:GLU60 2.3 44.1 0.5 OE2 B:GLU60 2.3 37.2 0.5 O B:HOH260 2.4 26.5 0.3 CD B:GLU60 2.6 38.6 0.5 CE B:LYS62 3.6 45.4 1.0 NZ B:LYS62 3.7 50.2 1.0 O B:HOH146 3.9 61.4 1.0 CG B:GLU60 4.1 35.5 0.5 O B:TYR103 4.5 22.9 1.0 O B:HOH149 4.6 40.7 1.0 CB B:GLU60 4.9 34.7 0.5 CA B:GLN104 4.9 22.9 1.0 CG B:GLN104 5.0 26.5 1.0

Zinc binding site 3 out of 3 in the Barnase Wildtype Structure at 1.5 Angstroms Resolution


Mono view


Stereo pair view

A full contact list of Zinc with other atoms in the Zn binding site number 3 of Barnase Wildtype Structure at 1.5 Angstroms Resolution within 5.0Å range: probe atom residue distance (Å) B Occ C:Zn112 b:12.9 occ:1.00 O C:HOH139 2.0 12.0 1.0 NZ C:LYS62 2.1 13.0 1.0 OE2 C:GLU60 2.1 16.8 1.0 OE1 C:GLU60 2.3 17.2 1.0 CD C:GLU60 2.5 16.0 1.0 CE C:LYS62 3.0 16.0 1.0 CG C:GLU60 4.0 14.9 1.0 O C:HOH208 4.3 26.9 1.0 CD C:LYS62 4.3 17.4 1.0 O C:TYR103 4.4 11.8 1.0 O C:HOH153 4.6 19.6 1.0 CB C:GLU60 4.7 16.3 1.0 CA C:GLN104 4.9 10.4 1.0 O C:HOH131 4.9 21.6 1.0 CG C:GLN104 5.0 12.5 1.0

C.Martin, V.Richard, M.Salem, R.Hartley, Y.Mauguen. Refinement and Structural Analysis of Barnase at 1.5 A Resolution. Acta Crystallogr.,Sect.D V. 55 386 1999.
ISSN: ISSN 0907-4449
PubMed: 10089345
DOI: 10.1107/S0907444998010865