Calcium in PDB 4dzt: Aqualysin I: the Crystal Structure of A Serine Protease From An Extreme Thermophile, Thermus Aquaticus Yt-1

All present enzymatic activity of Aqualysin I: the Crystal Structure of A Serine Protease From An Extreme Thermophile, Thermus Aquaticus Yt-1:
3.4.21.111;

The structure of Aqualysin I: the Crystal Structure of A Serine Protease From An Extreme Thermophile, Thermus Aquaticus Yt-1, PDB code: 4dzt was solved by B.L.Barnett, P.R.Green, L.C.Strickland, J.D.Oliver, T.Rydel, J.F.Sullivan, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	10.00 / 1.95
Space group	P 1 21 1
Cell size a, b, c (Å), α, β, γ (°)	40.906, 64.480, 45.716, 90.00, 109.10, 90.00
R / Rfree (%)	n/a / n/a

The binding sites of Calcium atom in the Aqualysin I: the Crystal Structure of A Serine Protease From An Extreme Thermophile, Thermus Aquaticus Yt-1 (pdb code 4dzt). This binding sites where shown within 5.0 Angstroms radius around Calcium atom.
In total 2 binding sites of Calcium where determined in the Aqualysin I: the Crystal Structure of A Serine Protease From An Extreme Thermophile, Thermus Aquaticus Yt-1, PDB code: 4dzt:
Jump to Calcium binding site number: 1; 2;

Calcium binding site 1 out of 2 in the Aqualysin I: the Crystal Structure of A Serine Protease From An Extreme Thermophile, Thermus Aquaticus Yt-1


Mono view


Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 1 of Aqualysin I: the Crystal Structure of A Serine Protease From An Extreme Thermophile, Thermus Aquaticus Yt-1 within 5.0Å range: probe atom residue distance (Å) B Occ A:Ca302 b:11.0 occ:1.00 OD1 A:ASP11 2.4 13.2 1.0 OD1 A:ASP14 2.4 13.2 1.0 O A:SER23 2.4 11.7 1.0 O A:ASP11 2.4 6.0 1.0 OE1 A:GLN15 2.4 11.7 1.0 O A:HOH1012 2.6 12.2 1.0 OG A:SER21 2.6 9.7 1.0 C A:ASP11 3.4 7.2 1.0 CG A:ASP14 3.4 9.3 1.0 CD A:GLN15 3.5 14.4 1.0 CG A:ASP11 3.5 11.6 1.0 C A:SER23 3.6 11.5 1.0 CA A:ASP11 3.7 9.2 1.0 CB A:SER21 3.7 7.3 1.0 OD2 A:ASP14 3.7 12.5 1.0 CG A:GLN15 4.0 10.9 1.0 OG A:SER23 4.1 10.3 1.0 N A:SER21 4.1 11.8 1.0 N A:SER23 4.1 9.8 1.0 CB A:ASP11 4.2 8.8 1.0 O A:HOH1021 4.4 22.0 1.0 CA A:SER23 4.4 11.8 1.0 CA A:SER21 4.4 6.2 1.0 OD2 A:ASP11 4.6 6.8 1.0 CB A:GLN15 4.6 13.4 1.0 N A:ARG12 4.6 6.8 1.0 N A:TYR24 4.6 6.1 1.0 NE2 A:GLN15 4.7 10.3 1.0 CB A:ASP14 4.8 8.7 1.0 CA A:TYR24 4.8 13.1 1.0 CB A:SER23 4.9 11.0 1.0 N A:ASN22 4.9 11.3 1.0 C A:ASP14 4.9 17.2 1.0 C A:SER21 4.9 12.4 1.0 N A:GLN15 4.9 14.9 1.0 O A:LEU10 4.9 9.9 1.0 N A:ASP14 4.9 9.1 1.0 N A:ASP11 5.0 9.6 1.0

Calcium binding site 2 out of 2 in the Aqualysin I: the Crystal Structure of A Serine Protease From An Extreme Thermophile, Thermus Aquaticus Yt-1


Mono view


Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 2 of Aqualysin I: the Crystal Structure of A Serine Protease From An Extreme Thermophile, Thermus Aquaticus Yt-1 within 5.0Å range: probe atom residue distance (Å) B Occ A:Ca303 b:25.6 occ:1.00 O A:ALA173 2.5 13.5 1.0 OD1 A:ASP196 2.5 12.3 1.0 O A:VAL170 2.6 16.3 1.0 OG1 A:THR175 2.6 6.8 1.0 O A:HOH1074 2.8 25.4 1.0 O A:ALA171 3.4 11.1 1.0 CB A:THR175 3.4 6.0 1.0 CG A:ASP196 3.5 20.6 1.0 C A:ALA173 3.6 16.8 1.0 C A:VAL170 3.7 19.9 1.0 N A:THR175 3.7 10.4 1.0 OD2 A:ASP196 3.8 13.8 1.0 C A:ALA171 3.8 12.7 1.0 O A:CYS194 3.8 13.3 1.0 CA A:ALA171 3.8 17.9 1.0 O A:ALA168 4.0 12.9 1.0 CA A:THR175 4.2 14.0 1.0 N A:ALA171 4.2 16.6 1.0 N A:ALA173 4.2 7.9 1.0 CA A:ALA173 4.4 16.2 1.0 C A:LEU174 4.4 9.7 1.0 CA A:LEU174 4.5 8.8 1.0 N A:LEU174 4.5 9.6 1.0 CB A:ALA173 4.6 9.9 1.0 CG2 A:THR175 4.7 9.1 1.0 N A:GLU172 4.7 6.8 1.0 CA A:VAL170 4.8 16.2 1.0 N A:VAL170 4.8 8.5 1.0 CB A:ASP196 4.9 5.8 1.0 C A:CYS194 4.9 16.8 1.0

B.L.Barnett, P.R.Green, L.C.Strickland, J.D.Oliver, T.Rydel, J.F.Sullivan. Aqualysin I: the Crystal Structure of A Serine Protease From An Extreme Thermophile, Thermus Aquaticus Yt-1 To Be Published.