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Calcium in PDB 8dfr: Refined Crystal Structures of Chicken Liver Dihydrofolate Reductase. 3 Angstroms Apo-Enzyme and 1.7 Angstroms Nadph Holo-Enzyme Complex

Enzymatic activity of Refined Crystal Structures of Chicken Liver Dihydrofolate Reductase. 3 Angstroms Apo-Enzyme and 1.7 Angstroms Nadph Holo-Enzyme Complex

All present enzymatic activity of Refined Crystal Structures of Chicken Liver Dihydrofolate Reductase. 3 Angstroms Apo-Enzyme and 1.7 Angstroms Nadph Holo-Enzyme Complex:
1.5.1.3;

Protein crystallography data

The structure of Refined Crystal Structures of Chicken Liver Dihydrofolate Reductase. 3 Angstroms Apo-Enzyme and 1.7 Angstroms Nadph Holo-Enzyme Complex, PDB code: 8dfr was solved by D.A.Matthews, S.J.Oatley, J.Burridge, 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 / 1.70
Space group C 1 2 1
Cell size a, b, c (Å), α, β, γ (°) 89.070, 47.960, 64.310, 90.00, 124.84, 90.00
R / Rfree (%) n/a / n/a

Calcium Binding Sites:

The binding sites of Calcium atom in the Refined Crystal Structures of Chicken Liver Dihydrofolate Reductase. 3 Angstroms Apo-Enzyme and 1.7 Angstroms Nadph Holo-Enzyme Complex (pdb code 8dfr). 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 Refined Crystal Structures of Chicken Liver Dihydrofolate Reductase. 3 Angstroms Apo-Enzyme and 1.7 Angstroms Nadph Holo-Enzyme Complex, PDB code: 8dfr:

Calcium binding site 1 out of 1 in 8dfr

Go back to Calcium Binding Sites List in 8dfr
Calcium binding site 1 out of 1 in the Refined Crystal Structures of Chicken Liver Dihydrofolate Reductase. 3 Angstroms Apo-Enzyme and 1.7 Angstroms Nadph Holo-Enzyme Complex


Mono view


Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 1 of Refined Crystal Structures of Chicken Liver Dihydrofolate Reductase. 3 Angstroms Apo-Enzyme and 1.7 Angstroms Nadph Holo-Enzyme Complex within 5.0Å range:
probe atom residue distance (Å) B Occ
A:Ca200

b:19.3
occ:0.50
 OE2 A:GLU78 2.1 31.6 1.0
O3X A:NDP191 2.3 18.7 1.0
O A:HOH278 2.4 48.4 1.0
O A:HOH661 2.7 99.7 1.0
CD A:GLU78 3.3 32.5 1.0
P2B A:NDP191 3.7 22.2 1.0
O3B A:NDP191 4.0 22.4 1.0
NZ A:LYS54 4.0 21.7 1.0
CG A:GLU78 4.1 27.9 1.0
OE1 A:GLU78 4.1 41.8 1.0
O1X A:NDP191 4.2 20.9 1.0
O2X A:NDP191 4.4 21.1 1.0
O A:HOH393 4.5 43.3 1.0
O A:HOH672 4.6 64.0 1.0
O2B A:NDP191 4.8 21.1 1.0

Reference:

J.F.Davies /Ii, D.A.Matthews, S.J.Oatley, B.T.Kaufman, N.-H.Xuong, J.Kraut. Refined Crystal Structures of Chicken Liver Dihydrofolate Reductase. 3 Angstroms Apo-Enzyme and 1.7 Angstroms Nadph Holo-Enzyme Complex To Be Published.
Page generated: Thu Jul 10 03:55:34 2025

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