Iron in PDB 1ash: The Structure of Ascaris Hemoglobin Domain I at 2.2 Angstroms Resolution: Molecular Features of Oxygen Avidity

The structure of The Structure of Ascaris Hemoglobin Domain I at 2.2 Angstroms Resolution: Molecular Features of Oxygen Avidity, PDB code: 1ash was solved by J.Yang, F.S.Mathews, A.P.Kloek, D.E.Goldberg, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	10.00 / 2.15
Space group	P 31 2 1
Cell size a, b, c (Å), α, β, γ (°)	63.460, 63.460, 69.920, 90.00, 90.00, 120.00
R / Rfree (%)	17.9 / n/a

The binding sites of Iron atom in the The Structure of Ascaris Hemoglobin Domain I at 2.2 Angstroms Resolution: Molecular Features of Oxygen Avidity (pdb code 1ash). 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 Structure of Ascaris Hemoglobin Domain I at 2.2 Angstroms Resolution: Molecular Features of Oxygen Avidity, PDB code: 1ash:

Iron binding site 1 out of 1 in the The Structure of Ascaris Hemoglobin Domain I at 2.2 Angstroms Resolution: Molecular Features of Oxygen Avidity


Mono view


Stereo pair view

A full contact list of Iron with other atoms in the Fe binding site number 1 of The Structure of Ascaris Hemoglobin Domain I at 2.2 Angstroms Resolution: Molecular Features of Oxygen Avidity within 5.0Å range: probe atom residue distance (Å) B Occ A:Fe301 b:26.4 occ:1.00 FE A:HEM301 0.0 26.4 1.0 O1 A:OXY302 1.9 27.8 1.0 NA A:HEM301 1.9 24.4 1.0 ND A:HEM301 2.0 27.0 1.0 NC A:HEM301 2.0 29.2 1.0 NB A:HEM301 2.0 23.2 1.0 NE2 A:HIS96 2.2 26.8 1.0 O2 A:OXY302 2.8 22.4 1.0 C1A A:HEM301 3.0 26.3 1.0 C4D A:HEM301 3.0 28.2 1.0 C4A A:HEM301 3.0 23.4 1.0 CE1 A:HIS96 3.0 23.0 1.0 C1C A:HEM301 3.0 28.2 1.0 C1D A:HEM301 3.0 27.4 1.0 C4C A:HEM301 3.0 31.0 1.0 C4B A:HEM301 3.1 23.5 1.0 C1B A:HEM301 3.1 22.6 1.0 CD2 A:HIS96 3.3 22.9 1.0 CHA A:HEM301 3.3 26.9 1.0 CHC A:HEM301 3.4 26.3 1.0 CHB A:HEM301 3.4 20.0 1.0 CHD A:HEM301 3.4 26.8 1.0 C2A A:HEM301 4.2 26.3 1.0 C3D A:HEM301 4.2 30.5 1.0 C3A A:HEM301 4.2 24.4 1.0 ND1 A:HIS96 4.2 21.7 1.0 C3C A:HEM301 4.3 29.0 1.0 C2D A:HEM301 4.3 30.9 1.0 C2C A:HEM301 4.3 28.7 1.0 C3B A:HEM301 4.3 22.3 1.0 CG A:HIS96 4.3 21.4 1.0 C2B A:HEM301 4.4 22.4 1.0 NE2 A:GLN64 4.5 29.5 1.0 CD1 A:ILE68 4.9 18.5 1.0

J.Yang, A.P.Kloek, D.E.Goldberg, F.S.Mathews. The Structure of Ascaris Hemoglobin Domain I at 2.2 A Resolution: Molecular Features of Oxygen Avidity. Proc.Natl.Acad.Sci.Usa V. 92 4224 1995.
ISSN: ISSN 0027-8424
PubMed: 7753786
DOI: 10.1073/PNAS.92.10.4224