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Iron in PDB 2hz3: The X-Ray Crystal Structure of Ferrous Synechocystis Hemoglobin H117A Mutant with A Covalent Linkage

Protein crystallography data

The structure of The X-Ray Crystal Structure of Ferrous Synechocystis Hemoglobin H117A Mutant with A Covalent Linkage, PDB code: 2hz3 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) 37.53 / 1.90
Space group P 21 21 21
Cell size a, b, c (Å), α, β, γ (°) 43.819, 46.919, 62.089, 90.00, 90.00, 90.00
R / Rfree (%) 19.4 / 24

Other elements in 2hz3:

The structure of The X-Ray Crystal Structure of Ferrous Synechocystis Hemoglobin H117A Mutant with A Covalent Linkage also contains other interesting chemical elements:

Cadmium (Cd) 2 atoms

Iron Binding Sites:

The binding sites of Iron atom in the The X-Ray Crystal Structure of Ferrous Synechocystis Hemoglobin H117A Mutant with A Covalent Linkage (pdb code 2hz3). 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 H117A Mutant with A Covalent Linkage, PDB code: 2hz3:

Iron binding site 1 out of 1 in 2hz3

Go back to Iron Binding Sites List in 2hz3
Iron binding site 1 out of 1 in the The X-Ray Crystal Structure of Ferrous Synechocystis Hemoglobin H117A Mutant 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 H117A Mutant with A Covalent Linkage within 5.0Å range:
probe atom residue distance (Å) B Occ
A:Fe129

b:13.7
occ:1.00
FE A:HEM129 0.0 13.7 1.0
NB A:HEM129 1.9 12.9 1.0
ND A:HEM129 1.9 13.1 1.0
NA A:HEM129 2.0 14.8 1.0
NC A:HEM129 2.0 11.4 1.0
NE2 A:HIS46 2.0 9.4 1.0
NE2 A:HIS70 2.2 12.0 1.0
C1D A:HEM129 2.9 9.9 1.0
CD2 A:HIS46 2.9 14.2 1.0
C4B A:HEM129 3.0 14.1 1.0
C4A A:HEM129 3.0 14.9 1.0
C4D A:HEM129 3.0 15.4 1.0
C4C A:HEM129 3.0 9.5 1.0
C1C A:HEM129 3.0 10.2 1.0
C1B A:HEM129 3.0 14.2 1.0
CE1 A:HIS46 3.0 13.3 1.0
C1A A:HEM129 3.0 15.6 1.0
CD2 A:HIS70 3.1 9.7 1.0
CE1 A:HIS70 3.3 15.2 1.0
CHD A:HEM129 3.3 11.5 1.0
CHB A:HEM129 3.3 13.7 1.0
CHC A:HEM129 3.4 12.4 1.0
CHA A:HEM129 3.4 13.8 1.0
CG A:HIS46 4.1 13.4 1.0
ND1 A:HIS46 4.1 10.3 1.0
C2D A:HEM129 4.2 15.5 1.0
C3B A:HEM129 4.2 14.6 1.0
C3D A:HEM129 4.2 15.4 1.0
C3C A:HEM129 4.2 13.6 1.0
C2B A:HEM129 4.2 14.2 1.0
C3A A:HEM129 4.2 17.2 1.0
C2A A:HEM129 4.2 15.6 1.0
C2C A:HEM129 4.2 12.2 1.0
CG A:HIS70 4.3 11.7 1.0
ND1 A:HIS70 4.3 12.8 1.0

Reference:

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
Page generated: Thu Jul 17 02:11:38 2025

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