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Calcium in PDB 3drc: Investigation of the Functional Role of Tryptophan-22 in Escherichia Coli Dihydrofolate Reductase By Site-Directed Mutagenesis

Enzymatic activity of Investigation of the Functional Role of Tryptophan-22 in Escherichia Coli Dihydrofolate Reductase By Site-Directed Mutagenesis

All present enzymatic activity of Investigation of the Functional Role of Tryptophan-22 in Escherichia Coli Dihydrofolate Reductase By Site-Directed Mutagenesis:
1.5.1.3;

Protein crystallography data

The structure of Investigation of the Functional Role of Tryptophan-22 in Escherichia Coli Dihydrofolate Reductase By Site-Directed Mutagenesis, PDB code: 3drc was solved by S.J.Oatley, J.Kraut, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å) N/A / 1.90
Space group P 61
Cell size a, b, c (Å), α, β, γ (°) 93.120, 93.120, 73.870, 90.00, 90.00, 120.00
R / Rfree (%) n/a / n/a

Other elements in 3drc:

The structure of Investigation of the Functional Role of Tryptophan-22 in Escherichia Coli Dihydrofolate Reductase By Site-Directed Mutagenesis also contains other interesting chemical elements:

Chlorine (Cl) 2 atoms

Calcium Binding Sites:

The binding sites of Calcium atom in the Investigation of the Functional Role of Tryptophan-22 in Escherichia Coli Dihydrofolate Reductase By Site-Directed Mutagenesis (pdb code 3drc). 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 Investigation of the Functional Role of Tryptophan-22 in Escherichia Coli Dihydrofolate Reductase By Site-Directed Mutagenesis, PDB code: 3drc:

Calcium binding site 1 out of 1 in 3drc

Go back to Calcium Binding Sites List in 3drc
Calcium binding site 1 out of 1 in the Investigation of the Functional Role of Tryptophan-22 in Escherichia Coli Dihydrofolate Reductase By Site-Directed Mutagenesis


Mono view


Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 1 of Investigation of the Functional Role of Tryptophan-22 in Escherichia Coli Dihydrofolate Reductase By Site-Directed Mutagenesis within 5.0Å range:
probe atom residue distance (Å) B Occ
B:Ca620

b:20.0
occ:1.00
 O B:HOH677 2.2 27.0 1.0
O B:SER135 2.3 16.0 1.0
O B:HOH662 2.3 12.0 1.0
C B:SER135 3.5 13.0 1.0
O B:HOH661 3.9 28.0 1.0
CA B:VAL136 4.3 14.0 1.0
N B:VAL136 4.3 9.4 1.0
CA B:SER135 4.4 16.0 1.0
CB B:SER135 4.5 15.0 1.0
N B:SER135 4.6 15.0 1.0
O B:HOH664 4.6 26.0 1.0
OE2 B:GLU134 4.7 21.0 1.0
CG B:GLU134 4.7 17.0 1.0
OG B:SER135 4.9 14.0 1.0

Reference:

M.S.Warren, K.A.Brown, M.F.Farnum, E.E.Howell, J.Kraut. Investigation of the Functional Role of Tryptophan-22 in Escherichia Coli Dihydrofolate Reductase By Site-Directed Mutagenesis. Biochemistry V. 30 11092 1991.
ISSN: ISSN 0006-2960
PubMed: 1932031
DOI: 10.1021/BI00110A011
Page generated: Tue Jul 8 11:41:59 2025

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