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Calcium in PDB 1bzx: The Crystal Structure of Anionic Salmon Trypsin in Complex with Bovine Pancreatic Trypsin Inhibitor

Enzymatic activity of The Crystal Structure of Anionic Salmon Trypsin in Complex with Bovine Pancreatic Trypsin Inhibitor

All present enzymatic activity of The Crystal Structure of Anionic Salmon Trypsin in Complex with Bovine Pancreatic Trypsin Inhibitor:
3.4.21.4;

Protein crystallography data

The structure of The Crystal Structure of Anionic Salmon Trypsin in Complex with Bovine Pancreatic Trypsin Inhibitor, PDB code: 1bzx was solved by R.Helland, I.Leiros, G.I.Berglund, N.P.Willassen, A.O.Smalas, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å) 8.00 / 2.10
Space group P 61 2 2
Cell size a, b, c (Å), α, β, γ (°) 84.120, 84.120, 222.150, 90.00, 90.00, 120.00
R / Rfree (%) 20.6 / 23.8

Calcium Binding Sites:

The binding sites of Calcium atom in the The Crystal Structure of Anionic Salmon Trypsin in Complex with Bovine Pancreatic Trypsin Inhibitor (pdb code 1bzx). 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 The Crystal Structure of Anionic Salmon Trypsin in Complex with Bovine Pancreatic Trypsin Inhibitor, PDB code: 1bzx:

Calcium binding site 1 out of 1 in 1bzx

Go back to Calcium Binding Sites List in 1bzx
Calcium binding site 1 out of 1 in the The Crystal Structure of Anionic Salmon Trypsin in Complex with Bovine Pancreatic Trypsin Inhibitor


Mono view


Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 1 of The Crystal Structure of Anionic Salmon Trypsin in Complex with Bovine Pancreatic Trypsin Inhibitor within 5.0Å range:
probe atom residue distance (Å) B Occ
E:Ca700

b:52.7
occ:1.00
 O E:VAL75 2.4 28.4 1.0
OE1 E:GLU70 2.5 30.9 1.0
OE1 E:GLU80 2.6 32.9 1.0
O E:ASN72 2.6 38.3 1.0
OE1 E:GLU77 2.7 37.2 1.0
O E:HOH773 3.2 47.7 1.0
CD E:GLU77 3.3 39.0 1.0
CG E:GLU77 3.5 43.1 1.0
C E:ASN72 3.5 32.2 1.0
C E:VAL75 3.6 32.0 1.0
CD E:GLU70 3.7 38.0 1.0
CD E:GLU80 3.8 39.1 1.0
N E:GLU77 4.0 41.9 1.0
CB E:GLU77 4.1 45.9 1.0
N E:ASN72 4.1 32.4 1.0
OE2 E:GLU77 4.2 39.9 1.0
CA E:ILE73 4.3 30.2 1.0
N E:ILE73 4.3 30.9 1.0
OE2 E:GLU70 4.3 36.6 1.0
N E:VAL75 4.4 28.3 1.0
N E:HIS71 4.4 33.7 1.0
CA E:ASN72 4.4 33.0 1.0
N E:THR76 4.4 37.9 1.0
CA E:THR76 4.4 35.5 1.0
C E:ILE73 4.5 29.6 1.0
CA E:VAL75 4.5 30.3 1.0
CA E:GLU70 4.6 33.8 1.0
CG E:GLU80 4.6 40.8 1.0
C E:THR76 4.6 40.1 1.0
OE2 E:GLU80 4.7 42.2 1.0
CB E:GLU70 4.7 34.8 1.0
CA E:GLU77 4.7 45.1 1.0
CG E:GLU70 4.7 35.9 1.0
O E:ILE73 4.8 29.5 1.0
O E:HOH760 4.8 41.8 1.0
CB E:ASN72 4.8 30.3 1.0
C E:HIS71 5.0 32.9 1.0

Reference:

R.Helland, I.Leiros, G.I.Berglund, N.P.Willassen, A.O.Smalas. The Crystal Structure of Anionic Salmon Trypsin in Complex with Bovine Pancreatic Trypsin Inhibitor. Eur.J.Biochem. V. 256 317 1998.
ISSN: ISSN 0014-2956
PubMed: 9760170
DOI: 10.1046/J.1432-1327.1998.2560317.X
Page generated: Mon Jul 7 13:50:02 2025

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