Mercury in PDB 1ptk: Studies on the Inhibitory Action of Mercury Upon Proteinase K

All present enzymatic activity of Studies on the Inhibitory Action of Mercury Upon Proteinase K:
3.4.21.64;

The structure of Studies on the Inhibitory Action of Mercury Upon Proteinase K, PDB code: 1ptk was solved by A.Mueller, W.Saenger, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	8.00 / 2.40
Space group	P 43 21 2
Cell size a, b, c (Å), α, β, γ (°)	68.360, 68.360, 108.410, 90.00, 90.00, 90.00
R / Rfree (%)	n/a / n/a

The structure of Studies on the Inhibitory Action of Mercury Upon Proteinase K also contains other interesting chemical elements:

Calcium

(Ca)

1 atom

The binding sites of Mercury atom in the Studies on the Inhibitory Action of Mercury Upon Proteinase K (pdb code 1ptk). This binding sites where shown within 5.0 Angstroms radius around Mercury atom.
In total 3 binding sites of Mercury where determined in the Studies on the Inhibitory Action of Mercury Upon Proteinase K, PDB code: 1ptk:
Jump to Mercury binding site number: 1; 2; 3;

Mercury binding site 1 out of 3 in the Studies on the Inhibitory Action of Mercury Upon Proteinase K


Mono view


Stereo pair view

A full contact list of Mercury with other atoms in the Hg binding site number 1 of Studies on the Inhibitory Action of Mercury Upon Proteinase K within 5.0Å range: probe atom residue distance (Å) B Occ A:Hg280 b:23.1 occ:1.00 SG A:CYS73 2.4 13.4 1.0 ND1 A:HIS69 2.9 29.8 1.0 O A:HIS69 3.0 20.1 1.0 OD2 A:ASP39 3.0 19.6 1.0 CB A:CYS73 3.2 5.0 1.0 CG A:HIS69 3.3 7.6 1.0 CE1 A:HIS69 3.3 21.9 1.0 OD1 A:ASP39 3.3 13.5 1.0 C A:HIS69 3.4 12.8 1.0 CG A:ASP39 3.5 5.0 1.0 NE2 A:HIS69 3.8 33.7 1.0 CD2 A:HIS69 3.8 43.5 1.0 OG A:SER224 3.8 21.5 0.7 CB A:HIS69 3.8 18.3 1.0 CB A:SER132 3.9 5.0 1.0 N A:GLY70 4.0 6.9 1.0 HG A:HG282 4.0 34.5 0.3 CA A:HIS69 4.1 5.0 1.0 CA A:GLY70 4.2 7.2 1.0 N A:CYS73 4.2 5.0 1.0 CA A:CYS73 4.3 5.0 1.0 OG A:SER132 4.3 19.1 1.0 O A:SER132 4.5 24.1 1.0 O A:SER224 4.6 10.8 1.0 CE A:MET225 4.7 5.0 1.0 CB A:SER224 4.8 15.4 1.0 CB A:ASP39 4.8 12.8 1.0 C A:GLY70 4.9 14.1 1.0 O A:HOH471 5.0 45.8 1.0

Mercury binding site 2 out of 3 in the Studies on the Inhibitory Action of Mercury Upon Proteinase K


Mono view


Stereo pair view

A full contact list of Mercury with other atoms in the Hg binding site number 2 of Studies on the Inhibitory Action of Mercury Upon Proteinase K within 5.0Å range: probe atom residue distance (Å) B Occ A:Hg282 b:34.5 occ:0.30 HG A:HG282 0.0 34.5 0.3 ND1 A:HIS72 2.4 10.6 1.0 HG A:HG282 2.5 48.5 0.2 SG A:CYS73 2.9 13.4 1.0 N A:CYS73 3.0 5.0 1.0 CE A:MET225 3.1 5.0 1.0 CG A:HIS72 3.2 9.0 1.0 CB A:HIS72 3.3 5.0 1.0 C A:HIS72 3.3 5.0 1.0 CA A:CYS73 3.3 5.0 1.0 CE1 A:HIS72 3.6 5.0 1.0 O A:HIS72 3.7 5.0 1.0 CB A:CYS73 3.8 5.0 1.0 CA A:HIS72 3.9 5.9 1.0 O A:HIS69 3.9 20.1 1.0 HG A:HG280 4.0 23.1 1.0 CG A:MET225 4.1 11.3 1.0 O A:SER224 4.3 10.8 1.0 CA A:MET225 4.3 5.0 1.0 CD1 A:ILE220 4.4 31.1 1.0 SD A:MET225 4.4 13.8 1.0 CD2 A:HIS72 4.5 5.0 1.0 NE2 A:HIS72 4.6 5.0 1.0 C A:CYS73 4.7 5.0 1.0 C A:SER224 4.7 14.5 1.0 CG A:PRO228 4.7 5.0 1.0 N A:MET225 4.7 7.9 1.0 CB A:MET225 4.7 5.0 1.0 CG1 A:ILE220 4.8 27.9 1.0 OG1 A:THR76 4.9 12.3 1.0 N A:HIS72 4.9 5.2 1.0 C A:HIS69 4.9 12.8 1.0

Mercury binding site 3 out of 3 in the Studies on the Inhibitory Action of Mercury Upon Proteinase K


Mono view


Stereo pair view

A full contact list of Mercury with other atoms in the Hg binding site number 3 of Studies on the Inhibitory Action of Mercury Upon Proteinase K within 5.0Å range: probe atom residue distance (Å) B Occ A:Hg282 b:48.5 occ:0.25 HG A:HG282 0.0 48.5 0.2 HG A:HG282 2.5 34.5 0.3 OG1 A:THR76 2.6 12.3 1.0 ND1 A:HIS72 3.1 10.6 1.0 CB A:THR76 3.2 5.8 1.0 CE1 A:HIS72 3.5 5.0 1.0 O A:HIS72 3.6 5.0 1.0 CA A:MET225 3.7 5.0 1.0 CG A:PRO228 3.7 5.0 1.0 O A:MET225 3.8 6.2 1.0 CG2 A:THR76 3.9 8.8 1.0 CA A:CYS73 3.9 5.0 1.0 C A:HIS72 4.0 5.0 1.0 CG A:MET225 4.0 11.3 1.0 CB A:MET225 4.0 5.0 1.0 CG2 A:ILE208 4.2 5.0 1.0 N A:CYS73 4.2 5.0 1.0 C A:MET225 4.2 12.9 1.0 CG A:HIS72 4.2 9.0 1.0 SG A:CYS73 4.3 13.4 1.0 O A:CYS73 4.5 8.4 1.0 CA A:THR76 4.6 6.8 1.0 CE A:MET225 4.6 5.0 1.0 O A:SER224 4.6 10.8 1.0 CB A:PRO228 4.7 5.0 1.0 N A:THR76 4.7 5.0 1.0 CB A:SER210 4.7 13.9 1.0 C A:CYS73 4.7 5.0 1.0 NE2 A:HIS72 4.7 5.0 1.0 N A:MET225 4.8 7.9 1.0 CB A:ILE208 4.8 5.0 1.0 CB A:CYS73 4.8 5.0 1.0 CB A:HIS72 4.8 5.0 1.0 OG A:SER210 4.8 5.0 1.0 CD A:PRO228 4.9 5.0 1.0 CA A:HIS72 5.0 5.9 1.0

A.Muller, W.Saenger. Studies on the Inhibitory Action of Mercury Upon Proteinase K. J.Biol.Chem. V. 268 26150 1993.
ISSN: ISSN 0021-9258
PubMed: 8253733