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Calcium in PDB 3btk: The Crystal Structures of the Complexes Between Bovine Beta- Trypsin and Ten P1 Variants of Bpti

Enzymatic activity of The Crystal Structures of the Complexes Between Bovine Beta- Trypsin and Ten P1 Variants of Bpti

All present enzymatic activity of The Crystal Structures of the Complexes Between Bovine Beta- Trypsin and Ten P1 Variants of Bpti:
3.4.21.4;

Protein crystallography data

The structure of The Crystal Structures of the Complexes Between Bovine Beta- Trypsin and Ten P1 Variants of Bpti, PDB code: 3btk was solved by R.Helland, J.Otlewski, O.Sundheim, M.Dadlez, A.O.Smalas, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å) 8.00 / 1.85
Space group I 2 2 2
Cell size a, b, c (Å), α, β, γ (°) 75.370, 84.570, 122.810, 90.00, 90.00, 90.00
R / Rfree (%) 20.2 / 23

Calcium Binding Sites:

The binding sites of Calcium atom in the The Crystal Structures of the Complexes Between Bovine Beta- Trypsin and Ten P1 Variants of Bpti (pdb code 3btk). 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 Structures of the Complexes Between Bovine Beta- Trypsin and Ten P1 Variants of Bpti, PDB code: 3btk:

Calcium binding site 1 out of 1 in 3btk

Go back to Calcium Binding Sites List in 3btk
Calcium binding site 1 out of 1 in the The Crystal Structures of the Complexes Between Bovine Beta- Trypsin and Ten P1 Variants of Bpti


Mono view


Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 1 of The Crystal Structures of the Complexes Between Bovine Beta- Trypsin and Ten P1 Variants of Bpti within 5.0Å range:
probe atom residue distance (Å) B Occ
E:Ca600

b:29.6
occ:1.00
 OE2 E:GLU80 2.4 25.6 1.0
OE1 E:GLU70 2.4 24.9 1.0
O E:VAL75 2.4 34.1 1.0
O E:ASN72 2.4 28.9 1.0
O E:HOH722 2.5 20.0 1.0
O E:HOH745 2.5 27.7 1.0
CD E:GLU80 3.4 28.7 1.0
CD E:GLU70 3.5 26.9 1.0
C E:VAL75 3.5 36.0 1.0
C E:ASN72 3.6 27.5 1.0
CG E:GLU80 3.8 25.3 1.0
OE2 E:GLU70 4.0 24.3 1.0
CG E:GLU77 4.0 52.6 1.0
N E:GLU77 4.0 40.5 1.0
CA E:VAL76 4.1 38.3 1.0
OE2 E:GLU77 4.1 57.3 1.0
N E:VAL76 4.2 36.4 1.0
N E:ASN72 4.3 23.9 1.0
CA E:ILE73 4.4 28.6 1.0
N E:VAL75 4.4 29.0 1.0
N E:ILE73 4.4 26.4 1.0
CA E:ASN72 4.5 26.1 1.0
N E:ASP71 4.5 23.4 1.0
C E:VAL76 4.5 39.1 1.0
OE1 E:GLU80 4.5 29.7 1.0
CD E:GLU77 4.6 56.6 1.0
CB E:GLU77 4.6 47.7 1.0
CA E:VAL75 4.6 32.9 1.0
C E:ILE73 4.6 29.4 1.0
CB E:ASN72 4.7 26.9 1.0
O E:HOH708 4.7 42.1 1.0
CG E:GLU70 4.8 23.3 1.0
CA E:GLU70 4.8 20.8 1.0
CB E:GLU70 4.9 21.3 1.0
N E:ASN74 4.9 31.7 1.0
CA E:GLU77 4.9 45.3 1.0

Reference:

R.Helland, J.Otlewski, O.Sundheim, M.Dadlez, A.O.Smalas. The Crystal Structures of the Complexes Between Bovine Beta-Trypsin and Ten P1 Variants of Bpti. J.Mol.Biol. V. 287 923 1999.
ISSN: ISSN 0022-2836
PubMed: 10222201
DOI: 10.1006/JMBI.1999.2654
Page generated: Tue Jul 8 11:13:30 2025

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