Iron in PDB 2hz1: The X-Ray Crystal Structure of Ferrous Synechocystis Hemoglobin with A Covalent Linkage

The structure of The X-Ray Crystal Structure of Ferrous Synechocystis Hemoglobin with A Covalent Linkage, PDB code: 2hz1 was solved by J.A.Hoy, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	37.27 / 1.80
Space group	P 21 21 21
Cell size a, b, c (Å), α, β, γ (°)	42.662, 46.503, 62.621, 90.00, 90.00, 90.00
R / Rfree (%)	18.9 / 23.8

The structure of The X-Ray Crystal Structure of Ferrous Synechocystis Hemoglobin with A Covalent Linkage also contains other interesting chemical elements:

Cadmium

(Cd)

2 atoms

The binding sites of Iron atom in the The X-Ray Crystal Structure of Ferrous Synechocystis Hemoglobin with A Covalent Linkage (pdb code 2hz1). This binding sites where shown within 5.0 Angstroms radius around Iron atom.
In total only one binding site of Iron was determined in the The X-Ray Crystal Structure of Ferrous Synechocystis Hemoglobin with A Covalent Linkage, PDB code: 2hz1:

Iron binding site 1 out of 1 in the The X-Ray Crystal Structure of Ferrous Synechocystis Hemoglobin with A Covalent Linkage


Mono view


Stereo pair view

A full contact list of Iron with other atoms in the Fe binding site number 1 of The X-Ray Crystal Structure of Ferrous Synechocystis Hemoglobin with A Covalent Linkage within 5.0Å range: probe atom residue distance (Å) B Occ A:Fe125 b:13.8 occ:1.00 FE A:HEM125 0.0 13.8 1.0 NC A:HEM125 1.9 10.6 1.0 ND A:HEM125 1.9 13.7 1.0 NB A:HEM125 1.9 10.7 1.0 NA A:HEM125 2.0 12.9 1.0 NE2 A:HIS46 2.0 10.4 1.0 NE2 A:HIS70 2.1 12.1 1.0 CD2 A:HIS46 2.9 13.2 1.0 C1D A:HEM125 2.9 14.7 1.0 C1C A:HEM125 3.0 10.3 1.0 C4D A:HEM125 3.0 14.4 1.0 C1B A:HEM125 3.0 14.1 1.0 C4C A:HEM125 3.0 10.7 1.0 C4B A:HEM125 3.0 11.6 1.0 C4A A:HEM125 3.0 15.3 1.0 CD2 A:HIS70 3.0 12.2 1.0 C1A A:HEM125 3.0 16.2 1.0 CE1 A:HIS46 3.1 13.4 1.0 CE1 A:HIS70 3.1 12.5 1.0 CHD A:HEM125 3.3 14.3 1.0 CHB A:HEM125 3.3 14.4 1.0 CHC A:HEM125 3.4 11.4 1.0 CHA A:HEM125 3.4 16.9 1.0 CG A:HIS46 4.0 12.0 1.0 ND1 A:HIS46 4.1 13.1 1.0 C2D A:HEM125 4.2 14.9 1.0 C3D A:HEM125 4.2 15.0 1.0 ND1 A:HIS70 4.2 12.9 1.0 CG A:HIS70 4.2 11.6 1.0 C2C A:HEM125 4.2 10.8 1.0 C3C A:HEM125 4.2 11.2 1.0 C2B A:HEM125 4.2 13.5 1.0 C3B A:HEM125 4.2 12.0 1.0 C3A A:HEM125 4.3 16.8 1.0 C2A A:HEM125 4.3 15.7 1.0

J.A.Hoy, B.J.Smagghe, P.Halder, M.S.Hargrove. Covalent Heme Attachment in Synechocystis Hemoglobin Is Required to Prevent Ferrous Heme Dissociation Protein Sci. V. 16 250 2007.
ISSN: ISSN 0961-8368
PubMed: 17242429
DOI: 10.1110/PS.062572607