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Calcium in PDB 1b2v: Heme-Binding Protein A

Protein crystallography data

The structure of Heme-Binding Protein A, PDB code: 1b2v was solved by P.Arnoux, R.Haser, N.Izadi, A.Lecroisey, N.C.Wandersma, M.Czjzek, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å) 15.00 / 1.90
Space group C 1 2 1
Cell size a, b, c (Å), α, β, γ (°) 41.650, 80.660, 63.230, 90.00, 93.58, 90.00
R / Rfree (%) 17.5 / 21.8

Other elements in 1b2v:

The structure of Heme-Binding Protein A also contains other interesting chemical elements:

Iron (Fe) 1 atom

Calcium Binding Sites:

The binding sites of Calcium atom in the Heme-Binding Protein A (pdb code 1b2v). 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 Heme-Binding Protein A, PDB code: 1b2v:

Calcium binding site 1 out of 1 in 1b2v

Go back to Calcium Binding Sites List in 1b2v
Calcium binding site 1 out of 1 in the Heme-Binding Protein A


Mono view


Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 1 of Heme-Binding Protein A within 5.0Å range:
probe atom residue distance (Å) B Occ
A:Ca199

b:27.7
occ:1.00
OD1 A:ASN34 2.5 25.4 1.0
O2D A:HEM200 2.6 24.2 0.5
O2A A:HEM200 2.6 24.6 0.5
O1A A:HEM200 2.8 23.4 0.5
O1D A:HEM200 2.8 23.1 0.5
CGD A:HEM200 3.0 23.3 0.5
CGA A:HEM200 3.0 23.7 0.5
CG A:ASN34 3.7 32.5 1.0
N A:GLY35 4.2 21.9 1.0
ND2 A:ASN34 4.3 33.8 1.0
O A:HOH337 4.4 46.2 1.0
CBD A:HEM200 4.5 21.6 0.5
CBA A:HEM200 4.5 22.1 0.5
CA A:ASN34 4.7 24.3 1.0
C A:ASN34 4.7 22.1 1.0
CB A:ASN34 4.8 26.6 1.0
CA A:GLY35 4.9 23.1 1.0

Reference:

P.Arnoux, R.Haser, N.Izadi, A.Lecroisey, M.Delepierre, C.Wandersman, M.Czjzek. The Crystal Structure of Hasa, A Hemophore Secreted By Serratia Marcescens. Nat.Struct.Biol. V. 6 516 1999.
ISSN: ISSN 1072-8368
PubMed: 10360351
DOI: 10.1038/9281
Page generated: Thu Jul 11 06:13:50 2024

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