Calcium in PDB 1lf0: Crystal Structure of RASA59G in the Gtp-Bound Form

The structure of Crystal Structure of RASA59G in the Gtp-Bound Form, PDB code: 1lf0 was solved by B.E.Hall, D.Bar-Sagi, N.Nassar, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	19.96 / 1.70
Space group	H 3 2
Cell size a, b, c (Å), α, β, γ (°)	89.129, 89.129, 134.654, 90.00, 90.00, 120.00
R / Rfree (%)	18.5 / 20.8

The structure of Crystal Structure of RASA59G in the Gtp-Bound Form also contains other interesting chemical elements:

Magnesium

(Mg)

1 atom

The binding sites of Calcium atom in the Crystal Structure of RASA59G in the Gtp-Bound Form (pdb code 1lf0). This binding sites where shown within 5.0 Angstroms radius around Calcium atom.
In total 2 binding sites of Calcium where determined in the Crystal Structure of RASA59G in the Gtp-Bound Form, PDB code: 1lf0:
Jump to Calcium binding site number: 1; 2;

Calcium binding site 1 out of 2 in the Crystal Structure of RASA59G in the Gtp-Bound Form


Mono view


Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 1 of Crystal Structure of RASA59G in the Gtp-Bound Form within 5.0Å range: probe atom residue distance (Å) B Occ A:Ca169 b:19.3 occ:0.50 O A:HOH415 2.0 41.0 0.5 O A:ARG102 2.6 23.2 0.5 OD1 A:ASP105 2.6 23.4 1.0 O A:ARG102 2.6 23.9 0.5 OD2 A:ASP105 2.8 24.9 1.0 CG A:ASP105 3.0 21.8 1.0 C A:ARG102 3.5 22.1 0.5 C A:ARG102 3.5 21.9 0.5 CG A:ARG102 4.3 24.7 0.5 N A:VAL103 4.3 20.7 1.0 CB A:ASP105 4.3 21.8 1.0 CA A:VAL103 4.3 20.2 1.0 CA A:ARG102 4.4 21.7 0.5 CA A:ARG102 4.4 21.5 0.5 O A:HOH383 4.4 31.7 1.0 C A:VAL103 4.6 19.7 1.0 N A:ASP105 4.6 18.3 1.0 O A:HOH378 4.6 30.9 1.0 CA A:ASP105 4.7 19.1 1.0 O A:VAL103 4.7 20.0 1.0 NH2 A:ARG73 4.8 22.2 1.0 CB A:ARG102 4.8 23.1 0.5 CB A:ARG102 5.0 22.8 0.5

Calcium binding site 2 out of 2 in the Crystal Structure of RASA59G in the Gtp-Bound Form


Mono view


Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 2 of Crystal Structure of RASA59G in the Gtp-Bound Form within 5.0Å range: probe atom residue distance (Å) B Occ A:Ca170 b:15.5 occ:1.00 OE2 A:GLU31 2.5 19.6 1.0 OD2 A:ASP33 2.5 22.4 1.0 O A:HOH334 2.6 21.4 1.0 OD1 A:ASP33 2.6 22.9 1.0 O A:HOH388 2.6 32.9 1.0 CG A:ASP33 2.9 21.7 1.0 CD A:GLU31 3.6 19.1 1.0 CG A:GLU31 4.1 16.6 1.0 CB A:ASP33 4.4 17.4 1.0 O A:HOH327 4.6 20.6 1.0 OE1 A:GLU31 4.7 19.4 1.0 CB A:GLU31 4.7 17.0 1.0 O A:HOH374 4.9 30.5 1.0

B.E.Hall, D.Bar-Sagi, N.Nassar. The Structural Basis For the Transition From Ras-Gtp to Ras-Gdp Proc.Natl.Acad.Sci.Usa V. 99 12138 2002.
ISSN: ISSN 0027-8424
PubMed: 12213964
DOI: 10.1073/PNAS.192453199