Calcium in PDB 1v5i: Crystal Structure of Serine Protease Inhibitor POIA1 in Complex with Subtilisin Bpn'

All present enzymatic activity of Crystal Structure of Serine Protease Inhibitor POIA1 in Complex with Subtilisin Bpn':
3.4.21.62;

The structure of Crystal Structure of Serine Protease Inhibitor POIA1 in Complex with Subtilisin Bpn', PDB code: 1v5i was solved by W.C.Lee, M.Kikkawa, S.Kojima, K.Miura, M.Tanokura, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	35.90 / 1.50
Space group	P 21 21 21
Cell size a, b, c (Å), α, β, γ (°)	77.700, 71.800, 94.500, 90.00, 90.00, 90.00
R / Rfree (%)	18 / 19.2

The binding sites of Calcium atom in the Crystal Structure of Serine Protease Inhibitor POIA1 in Complex with Subtilisin Bpn' (pdb code 1v5i). 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 Serine Protease Inhibitor POIA1 in Complex with Subtilisin Bpn', PDB code: 1v5i:

Calcium binding site 1 out of 1 in the Crystal Structure of Serine Protease Inhibitor POIA1 in Complex with Subtilisin Bpn'


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 Serine Protease Inhibitor POIA1 in Complex with Subtilisin Bpn' within 5.0Å range: probe atom residue distance (Å) B Occ A:Ca3001 b:13.4 occ:1.00 O A:VAL81 2.4 13.4 1.0 O A:LEU75 2.5 14.1 1.0 O A:ILE79 2.5 16.8 1.0 OD1 A:ASP41 2.5 14.6 1.0 OD1 A:ASN77 2.5 17.6 1.0 OE1 A:GLN2 2.6 17.3 1.0 OD2 A:ASP41 2.7 14.2 1.0 CG A:ASP41 3.0 13.2 1.0 CG A:ASN77 3.5 17.1 1.0 CD A:GLN2 3.6 16.1 1.0 C A:LEU75 3.6 13.7 1.0 C A:ILE79 3.6 17.8 1.0 C A:VAL81 3.6 12.9 1.0 N A:VAL81 3.8 13.7 1.0 ND2 A:ASN77 3.9 17.4 1.0 CG A:GLN2 3.9 17.6 1.0 N A:ASN77 4.0 17.5 1.0 C A:GLY80 4.2 14.9 1.0 CA A:VAL81 4.3 13.4 1.0 CG1 A:ILE79 4.3 19.5 1.0 N A:ILE79 4.4 19.6 1.0 CA A:GLY80 4.4 15.6 1.0 CA A:LEU75 4.4 12.6 1.0 N A:GLY80 4.4 17.1 1.0 CB A:ASP41 4.4 13.1 1.0 N A:LEU75 4.5 12.2 1.0 CB A:GLN2 4.5 19.5 1.0 N A:ASN76 4.5 14.8 1.0 CA A:ILE79 4.5 18.5 1.0 CA A:ASN76 4.6 16.6 1.0 N A:LEU82 4.6 13.2 1.0 CB A:ASN77 4.7 18.3 1.0 CA A:ASN77 4.7 18.3 1.0 C A:ASN76 4.7 17.3 1.0 NE2 A:GLN2 4.7 17.3 1.0 CB A:LEU75 4.7 12.7 1.0 C A:ASN77 4.7 18.9 1.0 O A:ASN77 4.8 19.3 1.0 CA A:LEU82 4.8 13.5 1.0 O A:GLY80 4.8 15.4 1.0 C A:ALA74 4.9 11.7 1.0

W.C.Lee, M.Kikkawa, S.Kojima, K.Miura, M.Tanokura. Crystal Structure of Serine Protease Inhibitor POIA1 in Complex with Subtilisin Bpn' To Be Published.