Calcium in PDB 2age: Succinyl-Aapr-Trypsin Acyl-Enzyme at 1.15 A Resolution

All present enzymatic activity of Succinyl-Aapr-Trypsin Acyl-Enzyme at 1.15 A Resolution:
3.4.21.4;

The structure of Succinyl-Aapr-Trypsin Acyl-Enzyme at 1.15 A Resolution, PDB code: 2age was solved by E.S.Radisky, J.M.Lee, C.J.Lu, D.E.Koshland Jr., with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	46.63 / 1.15
Space group	P 21 21 21
Cell size a, b, c (Å), α, β, γ (°)	61.948, 63.720, 69.008, 90.00, 90.00, 90.00
R / Rfree (%)	11.9 / 13.8

The binding sites of Calcium atom in the Succinyl-Aapr-Trypsin Acyl-Enzyme at 1.15 A Resolution (pdb code 2age). 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 Succinyl-Aapr-Trypsin Acyl-Enzyme at 1.15 A Resolution, PDB code: 2age:

Calcium binding site 1 out of 1 in the Succinyl-Aapr-Trypsin Acyl-Enzyme at 1.15 A Resolution


Mono view


Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 1 of Succinyl-Aapr-Trypsin Acyl-Enzyme at 1.15 A Resolution within 5.0Å range: probe atom residue distance (Å) B Occ X:Ca501 b:11.1 occ:1.00 O X:VAL75 2.3 12.4 1.0 OE1 X:GLU70 2.3 11.2 1.0 OE2 X:GLU80 2.3 12.3 1.0 O X:ASN72 2.3 11.5 1.0 O X:HOH522 2.3 12.9 1.0 O X:HOH515 2.4 13.0 1.0 CD X:GLU70 3.4 10.7 1.0 CD X:GLU80 3.4 12.6 1.0 C X:VAL75 3.5 12.4 1.0 C X:ASN72 3.5 11.2 1.0 CG X:GLU80 3.7 14.9 1.0 OE2 X:GLU70 3.8 12.1 1.0 N X:GLU77 4.2 12.8 1.0 CA X:VAL76 4.2 12.9 1.0 N X:VAL76 4.2 12.7 1.0 N X:VAL75 4.3 12.5 1.0 CA X:ILE73 4.3 11.5 1.0 N X:ILE73 4.3 11.2 1.0 OE1 X:GLU77 4.3 16.0 1.0 N X:ASN72 4.4 11.8 1.0 CA X:ASN72 4.4 11.4 1.0 O X:HOH518 4.4 14.4 1.0 CA X:VAL75 4.5 12.5 1.0 CG X:GLU77 4.5 16.3 1.0 OE1 X:GLU80 4.5 13.7 1.0 C X:ILE73 4.5 11.4 1.0 N X:ASP71 4.6 11.2 1.0 CG X:GLU70 4.7 10.3 1.0 C X:VAL76 4.7 13.4 1.0 CB X:GLU77 4.7 15.0 1.0 CB X:ASN72 4.8 13.1 1.0 O X:HOH546 4.8 18.6 1.0 CA X:GLU70 4.8 9.7 1.0 CD X:GLU77 4.9 16.0 1.0 N X:ASN74 4.9 12.1 1.0 CB X:GLU70 4.9 9.7 1.0 O X:ILE73 4.9 12.8 1.0

E.S.Radisky, J.M.Lee, C.J.Lu, D.E.Koshland Jr.. Insights Into the Serine Protease Mechanism From Atomic Resolution Structures of Trypsin Reaction Intermediates Proc.Natl.Acad.Sci.Usa V. 103 6835 2006.
ISSN: ISSN 0027-8424
PubMed: 16636277
DOI: 10.1073/PNAS.0601910103