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Calcium in PDB 8elw: Hras R97A Crystal Form 1 T-State

Enzymatic activity of Hras R97A Crystal Form 1 T-State

All present enzymatic activity of Hras R97A Crystal Form 1 T-State:
3.6.5.2;

Protein crystallography data

The structure of Hras R97A Crystal Form 1 T-State, PDB code: 8elw was solved by K.Davis, C.W.Johnson, C.Mattos, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å) 30.65 / 1.70
Space group H 3 2
Cell size a, b, c (Å), α, β, γ (°) 88.226, 88.226, 133.839, 90, 90, 120
R / Rfree (%) 16 / 18.6

Other elements in 8elw:

The structure of Hras R97A Crystal Form 1 T-State also contains other interesting chemical elements:

Magnesium (Mg) 2 atoms

Calcium Binding Sites:

The binding sites of Calcium atom in the Hras R97A Crystal Form 1 T-State (pdb code 8elw). This binding sites where shown within 5.0 Angstroms radius around Calcium atom.
In total 2 binding sites of Calcium where determined in the Hras R97A Crystal Form 1 T-State, PDB code: 8elw:
Jump to Calcium binding site number: 1; 2;

Calcium binding site 1 out of 2 in 8elw

Go back to Calcium Binding Sites List in 8elw
Calcium binding site 1 out of 2 in the Hras R97A Crystal Form 1 T-State


Mono view


Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 1 of Hras R97A Crystal Form 1 T-State within 5.0Å range:
probe atom residue distance (Å) B Occ
A:Ca601

b:15.2
occ:1.00
OE2 A:GLU31 2.3 18.5 1.0
O A:HOH816 2.4 19.5 1.0
O A:HOH799 2.4 23.5 1.0
OD1 A:ASP33 2.5 23.6 1.0
OD2 A:ASP33 2.5 21.6 1.0
CG A:ASP33 2.8 20.8 1.0
CD A:GLU31 3.5 16.2 1.0
CG A:GLU31 4.1 15.6 1.0
CB A:ASP33 4.4 13.7 1.0
O A:HOH729 4.4 41.4 1.0
O A:HOH722 4.4 31.3 1.0
OE1 A:GLU31 4.5 19.3 1.0
O A:HOH763 4.7 23.1 1.0
CB A:GLU31 4.8 17.1 1.0

Calcium binding site 2 out of 2 in 8elw

Go back to Calcium Binding Sites List in 8elw
Calcium binding site 2 out of 2 in the Hras R97A Crystal Form 1 T-State


Mono view


Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 2 of Hras R97A Crystal Form 1 T-State within 5.0Å range:
probe atom residue distance (Å) B Occ
A:Ca605

b:43.9
occ:1.00
O A:GLU3 2.4 24.1 1.0
OE2 A:GLU76 2.4 34.4 1.0
O A:HOH821 2.4 54.6 1.0
OE1 A:GLU76 2.8 25.6 1.0
O A:HOH811 2.9 46.8 1.0
CD A:GLU76 2.9 33.0 1.0
C A:GLU3 3.5 23.8 1.0
CA A:GLU3 4.3 22.6 1.0
CB A:GLU3 4.3 25.7 1.0
CG A:GLU76 4.4 20.8 1.0
N A:GLU3 4.5 20.6 1.0
N A:TYR4 4.5 18.4 1.0
CA A:TYR4 4.5 18.2 1.0
CG A:GLU3 4.6 30.9 1.0
N A:LYS5 4.8 14.2 1.0
CG A:LYS5 4.9 26.0 1.0

Reference:

C.W.Johnson, S.K.Fetics, K.P.Davis, J.A.Rodrigues, C.Mattos. Allosteric Site Variants Affect Gtp Hydrolysis on Ras. Protein Sci. E4767 2023.
ISSN: ESSN 1469-896X
PubMed: 37615343
DOI: 10.1002/PRO.4767
Page generated: Fri Jul 19 08:18:38 2024

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