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Calcium in PDB 1dr1: 2.2 Angstroms Crystal Structure of Chicken Liver Dihydrofolate Reductase Complexed with Nadp+ and Biopterin

Enzymatic activity of 2.2 Angstroms Crystal Structure of Chicken Liver Dihydrofolate Reductase Complexed with Nadp+ and Biopterin

All present enzymatic activity of 2.2 Angstroms Crystal Structure of Chicken Liver Dihydrofolate Reductase Complexed with Nadp+ and Biopterin:
1.5.1.3;

Protein crystallography data

The structure of 2.2 Angstroms Crystal Structure of Chicken Liver Dihydrofolate Reductase Complexed with Nadp+ and Biopterin, PDB code: 1dr1 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 / 2.20
Space group C 1 2 1
Cell size a, b, c (Å), α, β, γ (°) 89.440, 48.310, 64.260, 90.00, 125.10, 90.00
R / Rfree (%) n/a / n/a

Calcium Binding Sites:

The binding sites of Calcium atom in the 2.2 Angstroms Crystal Structure of Chicken Liver Dihydrofolate Reductase Complexed with Nadp+ and Biopterin (pdb code 1dr1). 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 2.2 Angstroms Crystal Structure of Chicken Liver Dihydrofolate Reductase Complexed with Nadp+ and Biopterin, PDB code: 1dr1:

Calcium binding site 1 out of 1 in 1dr1

Go back to Calcium Binding Sites List in 1dr1
Calcium binding site 1 out of 1 in the 2.2 Angstroms Crystal Structure of Chicken Liver Dihydrofolate Reductase Complexed with Nadp+ and Biopterin


Mono view


Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 1 of 2.2 Angstroms Crystal Structure of Chicken Liver Dihydrofolate Reductase Complexed with Nadp+ and Biopterin within 5.0Å range:
probe atom residue distance (Å) B Occ
A:Ca200

b:14.2
occ:0.50
 OE2 A:GLU78 1.9 21.8 1.0
O1X A:NAP191 2.2 11.8 1.0
O A:HOH278 2.2 33.1 1.0
CD A:GLU78 3.1 16.1 1.0
P2B A:NAP191 3.5 14.0 1.0
OE1 A:GLU78 3.9 25.8 1.0
O3B A:NAP191 3.9 14.2 1.0
CG A:GLU78 4.0 19.5 1.0
NZ A:LYS54 4.1 17.0 1.0
O2X A:NAP191 4.1 16.6 1.0
O3X A:NAP191 4.1 10.8 1.0
O A:HOH393 4.3 46.1 1.0
O A:HOH672 4.4 53.5 1.0
O2B A:NAP191 4.6 16.4 1.0

Reference:

M.A.Mctigue, J.F.Davies 2Nd., B.T.Kaufman, J.Kraut. Crystal Structure of Chicken Liver Dihydrofolate Reductase Complexed with Nadp+ and Biopterin. Biochemistry V. 31 7264 1992.
ISSN: ISSN 0006-2960
PubMed: 1510919
DOI: 10.1021/BI00147A009
Page generated: Thu Jul 11 07:37:38 2024

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