Zinc in PDB 1k7q: Prtc From Erwinia Chrysanthemi: E189A Mutant

The structure of Prtc From Erwinia Chrysanthemi: E189A Mutant, PDB code: 1k7q was solved by U.Baumann, T.Hege, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	39.18 / 1.80
Space group	P 31 2 1
Cell size a, b, c (Å), α, β, γ (°)	102.396, 102.396, 121.754, 90.00, 90.00, 120.00
R / Rfree (%)	19.7 / 21.7

The structure of Prtc From Erwinia Chrysanthemi: E189A Mutant also contains other interesting chemical elements:

Calcium

(Ca)

7 atoms

The binding sites of Zinc atom in the Prtc From Erwinia Chrysanthemi: E189A Mutant (pdb code 1k7q). This binding sites where shown within 5.0 Angstroms radius around Zinc atom.
In total only one binding site of Zinc was determined in the Prtc From Erwinia Chrysanthemi: E189A Mutant, PDB code: 1k7q:

Zinc binding site 1 out of 1 in the Prtc From Erwinia Chrysanthemi: E189A Mutant


Mono view


Stereo pair view

A full contact list of Zinc with other atoms in the Zn binding site number 1 of Prtc From Erwinia Chrysanthemi: E189A Mutant within 5.0Å range: probe atom residue distance (Å) B Occ A:Zn486 b:22.4 occ:1.00 NE2 A:HIS198 1.9 23.8 1.0 NE2 A:HIS192 2.1 17.7 1.0 NE2 A:HIS188 2.1 17.1 1.0 O A:HOH999 2.2 14.7 1.0 CE1 A:HIS198 2.9 23.9 1.0 CD2 A:HIS198 2.9 23.8 1.0 CD2 A:HIS192 3.0 17.5 1.0 CD2 A:HIS188 3.0 17.2 1.0 CE1 A:HIS192 3.1 17.7 1.0 CE1 A:HIS188 3.1 17.1 1.0 ND1 A:HIS198 4.0 23.9 1.0 CG A:HIS198 4.0 24.0 1.0 O A:HOH600 4.2 20.6 1.0 CG A:HIS192 4.2 17.6 1.0 CG A:HIS188 4.2 16.8 1.0 CE2 A:TYR228 4.2 28.1 1.0 ND1 A:HIS192 4.2 17.8 1.0 ND1 A:HIS188 4.2 16.8 1.0 OH A:TYR228 4.5 28.8 1.0 CZ A:TYR228 4.7 28.1 1.0 CE A:MET226 4.8 20.2 1.0

T.Hege, U.Baumann. Protease C of Erwinia Chrysanthemi: the Crystal Structure and Role of Amino Acids Y228 and E189 J.Mol.Biol. V. 314 187 2001.
ISSN: ISSN 0022-2836
PubMed: 11718553
DOI: 10.1006/JMBI.2001.5124