Atomistry » Calcium » PDB 9ibz-9kzc » 9kk5
Atomistry »
  Calcium »
    PDB 9ibz-9kzc »
      9kk5 »

Calcium in PDB 9kk5: Crystal Structure of Bovine Pancreatic Trypsin in Complex with Pyridoxal

Enzymatic activity of Crystal Structure of Bovine Pancreatic Trypsin in Complex with Pyridoxal

All present enzymatic activity of Crystal Structure of Bovine Pancreatic Trypsin in Complex with Pyridoxal:
3.4.21.4;

Protein crystallography data

The structure of Crystal Structure of Bovine Pancreatic Trypsin in Complex with Pyridoxal, PDB code: 9kk5 was solved by Z.Akbar, M.S.Ahmad, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å) 20.99 / 2.00
Space group P 21 21 21
Cell size a, b, c (Å), α, β, γ (°) 54.559, 58.123, 65.626, 90, 90, 90
R / Rfree (%) 16.8 / 23.2

Other elements in 9kk5:

The structure of Crystal Structure of Bovine Pancreatic Trypsin in Complex with Pyridoxal also contains other interesting chemical elements:

Chlorine (Cl) 1 atom

Calcium Binding Sites:

The binding sites of Calcium atom in the Crystal Structure of Bovine Pancreatic Trypsin in Complex with Pyridoxal (pdb code 9kk5). 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 Bovine Pancreatic Trypsin in Complex with Pyridoxal, PDB code: 9kk5:

Calcium binding site 1 out of 1 in 9kk5

Go back to Calcium Binding Sites List in 9kk5
Calcium binding site 1 out of 1 in the Crystal Structure of Bovine Pancreatic Trypsin in Complex with Pyridoxal


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 Bovine Pancreatic Trypsin in Complex with Pyridoxal within 5.0Å range:
probe atom residue distance (Å) B Occ
A:Ca302

b:5.8
occ:1.00
 O A:ASN72 2.2 6.7 1.0
OE1 A:GLU70 2.2 6.9 1.0
OE2 A:GLU80 2.3 7.8 1.0
O A:VAL75 2.3 7.3 1.0
O A:HOH561 2.4 5.4 1.0
O A:HOH426 2.4 7.8 1.0
CD A:GLU80 3.3 8.3 1.0
CD A:GLU70 3.3 7.2 1.0
C A:ASN72 3.4 6.8 1.0
C A:VAL75 3.4 7.5 1.0
CG A:GLU80 3.7 8.7 1.0
OE2 A:GLU70 3.7 7.1 1.0
CA A:VAL76 4.1 8.0 1.0
N A:GLU77 4.2 9.2 1.0
OE1 A:GLU77 4.2 10.9 1.0
N A:VAL76 4.2 7.5 1.0
N A:VAL75 4.3 7.5 1.0
N A:ILE73 4.3 6.6 1.0
CA A:ILE73 4.3 6.7 1.0
N A:ASN72 4.4 6.9 1.0
CA A:ASN72 4.4 7.0 1.0
OE1 A:GLU80 4.4 7.4 1.0
CA A:VAL75 4.5 7.5 1.0
CG A:GLU77 4.5 10.5 1.0
O A:HOH476 4.5 3.5 1.0
C A:ILE73 4.6 6.6 1.0
CG A:GLU70 4.6 7.2 1.0
C A:VAL76 4.6 8.5 1.0
N A:ASP71 4.6 7.4 1.0
CA A:GLU70 4.7 7.3 1.0
CB A:ASN72 4.8 7.1 1.0
CD A:GLU77 4.8 11.1 1.0
N A:ASN74 4.8 6.6 1.0
CB A:GLU77 4.8 10.3 1.0
O A:HOH633 4.9 6.6 1.0
CB A:GLU70 4.9 7.4 1.0
C A:ASP71 5.0 7.2 1.0

Reference:

Z.Akbar, N.Shah, S.Mirza, S.Rasheed, M.S.Ahmad. The in Vitro and Crystallographic Studies Reveal the Inhibitory Potential of Vitamin B 6 Analogues Against A Serine Protease Trypsin. Int.J.Biol.Macromol. V. 308 42433 2025.
ISSN: ISSN 0141-8130
PubMed: 40132700
DOI: 10.1016/J.IJBIOMAC.2025.142433
Page generated: Thu Jul 10 10:11:20 2025

Last articles

Fe in 2YXO
Fe in 2YRS
Fe in 2YXC
Fe in 2YNM
Fe in 2YVJ
Fe in 2YP1
Fe in 2YU2
Fe in 2YU1
Fe in 2YQB
Fe in 2YOO
© Copyright 2008-2020 by atomistry.com
Home   |    Site Map   |    Copyright   |    Contact us   |    Privacy