Calcium in PDB 3est: Structure of Native Porcine Pancreatic Elastase at 1.65 Angstroms Resolution

All present enzymatic activity of Structure of Native Porcine Pancreatic Elastase at 1.65 Angstroms Resolution:
3.4.21.36;

The structure of Structure of Native Porcine Pancreatic Elastase at 1.65 Angstroms Resolution, PDB code: 3est was solved by E.F.Meyer, G.Cole, R.Radhakrishnan, O.Epp, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	N/A / 1.65
Space group	P 21 21 21
Cell size a, b, c (Å), α, β, γ (°)	52.100, 58.100, 75.200, 90.00, 90.00, 90.00
R / Rfree (%)	16.9 / n/a

The binding sites of Calcium atom in the Structure of Native Porcine Pancreatic Elastase at 1.65 Angstroms Resolution (pdb code 3est). 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 Structure of Native Porcine Pancreatic Elastase at 1.65 Angstroms Resolution, PDB code: 3est:

Calcium binding site 1 out of 1 in the Structure of Native Porcine Pancreatic Elastase at 1.65 Angstroms Resolution


Mono view


Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 1 of Structure of Native Porcine Pancreatic Elastase at 1.65 Angstroms Resolution within 5.0Å range: probe atom residue distance (Å) B Occ A:Ca280 b:17.1 occ:1.00 OE2 A:GLU80 2.4 9.1 1.0 O A:GLN75 2.4 21.9 1.0 O A:ASN72 2.4 9.5 1.0 OE2 A:GLU70 2.5 13.6 1.0 O A:HOH327 2.5 36.5 1.0 OD1 A:ASN77 2.7 13.7 1.0 OE1 A:GLU70 3.1 13.6 1.0 CD A:GLU70 3.2 12.8 1.0 CD A:GLU80 3.4 12.5 1.0 CG A:ASN77 3.5 14.3 1.0 C A:GLN75 3.5 24.4 1.0 C A:ASN72 3.6 8.4 1.0 N A:ASN77 3.8 13.8 1.0 CG A:GLU80 3.9 9.3 1.0 N A:ASN72 4.0 11.9 1.0 N A:GLN75 4.1 19.1 1.0 CB A:ASN77 4.2 11.4 1.0 CA A:ASN72 4.2 11.2 1.0 CA A:ASN76 4.4 13.3 1.0 CB A:ASN72 4.4 8.6 1.0 CA A:GLN75 4.4 18.6 1.0 N A:ASN76 4.4 16.1 1.0 ND2 A:ASN77 4.4 15.5 1.0 C A:ASN76 4.4 14.7 1.0 OE1 A:GLU80 4.5 12.8 1.0 N A:LEU73 4.5 14.5 1.0 CA A:ASN77 4.6 13.6 1.0 N A:HIS71 4.6 10.6 1.0 C A:LEU73 4.6 16.6 1.0 CG A:GLU70 4.6 10.0 1.0 CA A:LEU73 4.6 15.4 1.0 O A:LEU73 4.9 18.6 1.0 N A:ASN74 5.0 18.6 1.0 O A:HOH331 5.0 33.6 1.0

E.Meyer, G.Cole, R.Radhakrishnan, O.Epp. Structure of Native Porcine Pancreatic Elastase at 1.65 A Resolutions. Acta Crystallogr.,Sect.B V. 44 26 1988.
ISSN: ISSN 0108-7681
PubMed: 3271103
DOI: 10.1107/S0108768187007559