Calcium in PDB 6k2r: Crystal Structure of Proteinase K From Engyodontium Album

All present enzymatic activity of Crystal Structure of Proteinase K From Engyodontium Album:
3.4.21.64;

The structure of Crystal Structure of Proteinase K From Engyodontium Album, PDB code: 6k2r was solved by M.Sugahara, K.Motomura, K.Numata, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	32.50 / 1.60
Space group	P 43 21 2
Cell size a, b, c (Å), α, β, γ (°)	68.230, 68.230, 108.140, 90.00, 90.00, 90.00
R / Rfree (%)	16.1 / 19

The binding sites of Calcium atom in the Crystal Structure of Proteinase K From Engyodontium Album (pdb code 6k2r). This binding sites where shown within 5.0 Angstroms radius around Calcium atom.
In total 2 binding sites of Calcium where determined in the Crystal Structure of Proteinase K From Engyodontium Album, PDB code: 6k2r:
Jump to Calcium binding site number: 1; 2;

Calcium binding site 1 out of 2 in the Crystal Structure of Proteinase K From Engyodontium Album


Mono view


Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 1 of Crystal Structure of Proteinase K From Engyodontium Album within 5.0Å range: probe atom residue distance (Å) B Occ A:Ca1001 b:18.1 occ:1.00 O A:PRO175 2.4 18.1 1.0 O A:HOH1201 2.4 22.1 1.0 OD2 A:ASP200 2.4 17.5 1.0 O A:VAL177 2.4 19.3 1.0 O A:HOH1246 2.5 23.0 1.0 O A:HOH1155 2.5 18.0 1.0 O A:HOH1144 2.5 20.1 1.0 OD1 A:ASP200 2.7 19.2 1.0 CG A:ASP200 2.9 18.3 1.0 C A:PRO175 3.5 18.1 1.0 C A:VAL177 3.7 16.7 1.0 CA A:PRO175 4.1 19.1 1.0 N A:VAL177 4.2 17.2 1.0 O A:VAL198 4.3 21.6 1.0 CB A:ASP200 4.4 15.9 1.0 C A:SER176 4.5 18.4 1.0 N A:SER176 4.5 16.9 1.0 CA A:CYS178 4.5 16.8 1.0 O A:GLU174 4.5 17.8 1.0 O A:HOH1308 4.5 37.1 1.0 N A:CYS178 4.5 15.2 1.0 CA A:VAL177 4.6 17.9 1.0 N A:THR179 4.6 15.5 1.0 O A:HOH1296 4.6 33.7 1.0 O A:HOH1128 4.7 34.4 1.0 CA A:SER176 4.7 16.4 1.0 O A:HOH1291 4.8 37.8 1.0 O A:HOH1141 4.8 27.0 1.0 OG1 A:THR179 4.8 16.1 1.0 SG A:CYS249 5.0 18.0 1.0 O A:SER176 5.0 19.5 1.0

Calcium binding site 2 out of 2 in the Crystal Structure of Proteinase K From Engyodontium Album


Mono view


Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 2 of Crystal Structure of Proteinase K From Engyodontium Album within 5.0Å range: probe atom residue distance (Å) B Occ A:Ca1002 b:27.1 occ:0.93 O A:THR16 2.3 24.8 1.0 OD1 A:ASP260 2.4 23.6 1.0 O A:HOH1215 2.4 31.0 1.0 O A:HOH1169 2.4 30.7 1.0 OD2 A:ASP260 2.5 26.9 1.0 O A:HOH1285 2.5 28.5 1.0 O A:HOH1200 2.5 34.6 1.0 CG A:ASP260 2.8 26.6 1.0 C A:THR16 3.5 22.8 1.0 O A:HOH1135 4.2 35.0 1.0 CB A:ASP260 4.3 20.8 1.0 CA A:THR16 4.4 21.4 1.0 N A:SER17 4.5 23.2 1.0 OD1 A:ASN257 4.5 23.3 1.0 CA A:SER17 4.5 23.4 1.0 CB A:THR16 4.5 23.6 1.0 NH2 A:ARG12 4.7 20.5 1.0 CG A:ASN257 4.8 21.2 1.0 O A:HOH1109 4.9 26.0 1.0 CB A:SER17 5.0 26.8 1.0

M.Sugahara, K.Motomura, K.Numata. Crystal Structure of Proteinase K From Engyodontium Album To Be Published.