Calcium in PDB 2zps: Crystal Structure of Anionic Trypsin Isoform 3 From Chum Salmon

The structure of Crystal Structure of Anionic Trypsin Isoform 3 From Chum Salmon, PDB code: 2zps was solved by D.Iyaguchi, E.Toyota, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	20.00 / 1.55
Space group	P 21 21 21
Cell size a, b, c (Å), α, β, γ (°)	44.371, 47.531, 81.508, 90.00, 90.00, 90.00
R / Rfree (%)	18.6 / 19.6

The binding sites of Calcium atom in the Crystal Structure of Anionic Trypsin Isoform 3 From Chum Salmon (pdb code 2zps). This binding sites where shown within 5.0 Angstroms radius around Calcium atom.
In total only one binding site of Calcium was determined in the Crystal Structure of Anionic Trypsin Isoform 3 From Chum Salmon, PDB code: 2zps:

Calcium binding site 1 out of 1 in the Crystal Structure of Anionic Trypsin Isoform 3 From Chum Salmon


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 Anionic Trypsin Isoform 3 From Chum Salmon within 5.0Å range: probe atom residue distance (Å) B Occ A:Ca2001 b:12.3 occ:1.00 OE1 A:GLU52 2.2 12.2 1.0 O A:VAL57 2.2 14.6 1.0 O A:HOH2018 2.3 14.1 1.0 OE2 A:GLU62 2.3 11.0 1.0 O A:ASN54 2.3 12.0 1.0 OE1 A:GLU59 2.5 16.4 1.0 CD A:GLU52 3.3 12.3 1.0 CD A:GLU62 3.3 12.0 1.0 CD A:GLU59 3.3 20.0 1.0 C A:VAL57 3.4 17.2 1.0 C A:ASN54 3.4 12.6 1.0 CG A:GLU62 3.7 14.1 1.0 OE2 A:GLU52 3.8 12.8 1.0 CG A:GLU59 3.9 20.6 1.0 N A:GLU59 4.1 14.6 1.0 CA A:THR58 4.1 16.5 1.0 O A:HOH2137 4.1 23.1 1.0 CA A:ILE55 4.1 12.7 1.0 N A:THR58 4.2 16.2 1.0 N A:ILE55 4.2 12.9 1.0 N A:VAL57 4.3 17.4 1.0 OE2 A:GLU59 4.3 19.7 1.0 N A:ASN54 4.3 12.1 1.0 CA A:VAL57 4.4 17.4 1.0 CA A:ASN54 4.4 12.8 1.0 C A:ILE55 4.4 14.1 1.0 OE1 A:GLU62 4.5 13.0 1.0 C A:THR58 4.5 16.8 1.0 CG A:GLU52 4.6 12.2 1.0 N A:HIS53 4.6 12.8 1.0 CB A:GLU59 4.6 18.6 1.0 CB A:ASN54 4.7 13.3 1.0 CA A:GLU52 4.8 12.7 1.0 O A:HOH2200 4.8 32.4 1.0 N A:LYS56 4.8 13.8 1.0 CB A:GLU52 4.8 12.4 1.0 O A:ILE55 4.8 14.6 1.0

E.Toyota, D.Iyaguchi, H.Sekizaki, M.Tateyama, K.K.Ng. A Structural Comparison of Three Isoforms of Anionic Trypsin From Chum Salmon (Oncorhynchus Keta). Acta Crystallogr.,Sect.D V. 65 717 2009.
ISSN: ISSN 0907-4449
PubMed: 19564692
DOI: 10.1107/S0907444909012165