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Calcium in PDB 1dr4: Crystal Structures of Organomercurial-Activated Chicken Liver Dihydrofolate Reductase Complexes

Enzymatic activity of Crystal Structures of Organomercurial-Activated Chicken Liver Dihydrofolate Reductase Complexes

All present enzymatic activity of Crystal Structures of Organomercurial-Activated Chicken Liver Dihydrofolate Reductase Complexes:
1.5.1.3;

Protein crystallography data

The structure of Crystal Structures of Organomercurial-Activated Chicken Liver Dihydrofolate Reductase Complexes, PDB code: 1dr4 was solved by M.A.Mctigue, J.F.Davies /Ii, B.T.Kaufman, N.-H.Xuong, J.Kraut, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å) N/A / 2.40
Space group C 1 2 1
Cell size a, b, c (Å), α, β, γ (°) 89.080, 48.290, 64.320, 90.00, 124.80, 90.00
R / Rfree (%) n/a / n/a

Other elements in 1dr4:

The structure of Crystal Structures of Organomercurial-Activated Chicken Liver Dihydrofolate Reductase Complexes also contains other interesting chemical elements:

Mercury (Hg) 2 atoms

Calcium Binding Sites:

The binding sites of Calcium atom in the Crystal Structures of Organomercurial-Activated Chicken Liver Dihydrofolate Reductase Complexes (pdb code 1dr4). 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 Structures of Organomercurial-Activated Chicken Liver Dihydrofolate Reductase Complexes, PDB code: 1dr4:

Calcium binding site 1 out of 1 in 1dr4

Go back to Calcium Binding Sites List in 1dr4
Calcium binding site 1 out of 1 in the Crystal Structures of Organomercurial-Activated Chicken Liver Dihydrofolate Reductase Complexes


Mono view


Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 1 of Crystal Structures of Organomercurial-Activated Chicken Liver Dihydrofolate Reductase Complexes within 5.0Å range:
probe atom residue distance (Å) B Occ
A:Ca200

b:28.7
occ:0.50
 OE2 A:GLU78 2.0 37.6 1.0
O A:HOH278 2.1 35.6 1.0
O1X A:NAP191 2.2 26.2 1.0
CD A:GLU78 3.2 34.1 1.0
P2B A:NAP191 3.6 30.7 1.0
O3B A:NAP191 3.8 28.9 1.0
OE1 A:GLU78 4.0 37.5 1.0
NZ A:LYS54 4.1 31.4 1.0
CG A:GLU78 4.1 32.6 1.0
O A:HOH672 4.2 56.0 1.0
O2X A:NAP191 4.3 34.2 1.0
O3X A:NAP191 4.3 24.5 1.0
O A:HOH393 4.4 58.0 1.0
O2B A:NAP191 4.7 29.6 1.0

Reference:

M.A.Mctigue, J.F.Davies Ii, B.T.Kaufman, N.-H.Xuong, J.Kraut. Crystal Structures of Organomercurial-Activated Chicken Liver Dihydrofolate Reductase Complexes To Be Published.
Page generated: Mon Jul 7 14:28:54 2025

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