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Calcium in PDB 1vsi: Asv Integrase Core Domain with Ca(II) Cofactor

Protein crystallography data

The structure of Asv Integrase Core Domain with Ca(II) Cofactor, PDB code: 1vsi was solved by G.Bujacz, J.Alexandratos, A.Wlodawer, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å) 10.00 / 2.20
Space group P 43 21 2
Cell size a, b, c (Å), α, β, γ (°) 66.150, 66.150, 80.960, 90.00, 90.00, 90.00
R / Rfree (%) n/a / n/a

Calcium Binding Sites:

The binding sites of Calcium atom in the Asv Integrase Core Domain with Ca(II) Cofactor (pdb code 1vsi). 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 Asv Integrase Core Domain with Ca(II) Cofactor, PDB code: 1vsi:

Calcium binding site 1 out of 1 in 1vsi

Go back to Calcium Binding Sites List in 1vsi
Calcium binding site 1 out of 1 in the Asv Integrase Core Domain with Ca(II) Cofactor


Mono view


Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 1 of Asv Integrase Core Domain with Ca(II) Cofactor within 5.0Å range:
probe atom residue distance (Å) B Occ
A:Ca280

b:41.8
occ:1.00
OD2 A:ASP121 2.3 29.9 1.0
O A:HOH283 2.3 44.5 1.0
OD1 A:ASP64 2.3 7.3 1.0
O A:HOH282 2.6 24.5 1.0
O A:HOH281 2.9 17.6 1.0
CG A:ASP64 3.2 17.9 1.0
CG A:ASP121 3.3 22.7 1.0
OD2 A:ASP64 3.6 23.1 1.0
OD1 A:ASP121 3.6 14.6 1.0
O A:HOH308 3.9 32.8 1.0
O A:HOH413 4.4 40.9 1.0
O A:PHE65 4.5 6.9 1.0
CB A:ASP121 4.6 16.8 1.0
CB A:ASP64 4.7 10.3 1.0
N A:PHE65 4.7 4.7 1.0
O A:HOH405 4.8 67.2 1.0
OZ A:OCY125 4.9 37.5 1.0
CA A:ASP64 5.0 9.1 1.0
CE2 A:PHE126 5.0 9.4 1.0

Reference:

G.Bujacz, J.Alexandratos, A.Wlodawer, G.Merkel, M.Andrake, R.A.Katz, A.M.Skalka. Binding of Different Divalent Cations to the Active Site of Avian Sarcoma Virus Integrase and Their Effects on Enzymatic Activity. J.Biol.Chem. V. 272 18161 1997.
ISSN: ISSN 0021-9258
PubMed: 9218451
DOI: 10.1074/JBC.272.29.18161
Page generated: Sat Dec 12 03:25:11 2020

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