Calcium in PDB 4i3s: Crystal Structure of the Outer Domain of Hiv-1 GP120 in Complex with Vrc-PG04 Space Group P21

The structure of Crystal Structure of the Outer Domain of Hiv-1 GP120 in Complex with Vrc-PG04 Space Group P21, PDB code: 4i3s was solved by M.G.Joyce, C.Biertumpfel, G.J.Nabel, P.D.Kwong, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	46.78 / 2.85
Space group	P 1 21 1
Cell size a, b, c (Å), α, β, γ (°)	47.647, 73.471, 109.292, 90.00, 100.94, 90.00
R / Rfree (%)	24.8 / 32

The binding sites of Calcium atom in the Crystal Structure of the Outer Domain of Hiv-1 GP120 in Complex with Vrc-PG04 Space Group P21 (pdb code 4i3s). 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 Structure of the Outer Domain of Hiv-1 GP120 in Complex with Vrc-PG04 Space Group P21, PDB code: 4i3s:

Calcium binding site 1 out of 1 in the Crystal Structure of the Outer Domain of Hiv-1 GP120 in Complex with Vrc-PG04 Space Group P21


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 the Outer Domain of Hiv-1 GP120 in Complex with Vrc-PG04 Space Group P21 within 5.0Å range: probe atom residue distance (Å) B Occ L:Ca301 b:30.0 occ:1.00 OE1 L:GLU143 2.6 59.0 1.0 CD L:GLU143 3.4 61.2 1.0 OE2 L:GLU143 3.4 54.5 1.0 OE2 L:GLU105 3.6 45.1 1.0 CB L:PRO141 4.1 28.3 1.0 OG L:SER12 4.1 43.8 1.0 CG2 L:THR10 4.3 31.6 1.0 CD L:GLU105 4.6 51.0 1.0 CG L:GLU143 4.9 38.4 1.0 CB L:THR10 4.9 33.0 1.0

M.G.Joyce, M.Kanekiyo, L.Xu, C.Biertumpfel, J.C.Boyington, S.Moquin, W.Shi, X.Wu, Y.Yang, Z.Y.Yang, B.Zhang, A.Zheng, T.Zhou, J.Zhu, J.R.Mascola, P.D.Kwong, G.J.Nabel. Outer Domain of Hiv-1 GP120: Antigenic Optimization, Structural Malleability, and Crystal Structure with Antibody Vrc-PG04. J.Virol. V. 87 2294 2013.
ISSN: ISSN 0022-538X
PubMed: 23236069
DOI: 10.1128/JVI.02717-12