Iron in PDB 12rm: Structure of Turkey Hemoglobin A at 1.7 Angstrom Resolution (Tetragonal Form)

The structure of Structure of Turkey Hemoglobin A at 1.7 Angstrom Resolution (Tetragonal Form), PDB code: 12rm was solved by C.A.Bingman, J.Yin, R.W.Smith, M.P.Richards, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	44.65 / 1.70
Space group	P 42 21 2
Cell size a, b, c (Å), α, β, γ (°)	81.31, 81.31, 106.85, 90, 90, 90
R / Rfree (%)	18.4 / 21.7

The structure of Structure of Turkey Hemoglobin A at 1.7 Angstrom Resolution (Tetragonal Form) also contains other interesting chemical elements:

Sodium

(Na)

2 atoms

The binding sites of Iron atom in the Structure of Turkey Hemoglobin A at 1.7 Angstrom Resolution (Tetragonal Form) (pdb code 12rm). This binding sites where shown within 5.0 Angstroms radius around Iron atom.
In total 2 binding sites of Iron where determined in the Structure of Turkey Hemoglobin A at 1.7 Angstrom Resolution (Tetragonal Form), PDB code: 12rm:
Jump to Iron binding site number: 1; 2;

Iron binding site 1 out of 2 in the Structure of Turkey Hemoglobin A at 1.7 Angstrom Resolution (Tetragonal Form)


Mono view


Stereo pair view

A full contact list of Iron with other atoms in the Fe binding site number 1 of Structure of Turkey Hemoglobin A at 1.7 Angstrom Resolution (Tetragonal Form) within 5.0Å range: probe atom residue distance (Å) B Occ A:Fe201 b:24.5 occ:1.00 FE A:HEM201 0.0 24.5 1.0 NC A:HEM201 2.0 22.9 1.0 ND A:HEM201 2.0 23.7 1.0 NA A:HEM201 2.0 23.2 1.0 NB A:HEM201 2.0 24.1 1.0 O A:HOH324 2.1 25.4 1.0 NE2 A:HIS87 2.3 22.5 1.0 C4C A:HEM201 3.0 23.1 1.0 C1D A:HEM201 3.0 22.5 1.0 C4D A:HEM201 3.0 24.0 1.0 C1C A:HEM201 3.0 24.7 1.0 C1A A:HEM201 3.0 25.2 1.0 C4B A:HEM201 3.0 20.2 1.0 C1B A:HEM201 3.1 22.2 1.0 C4A A:HEM201 3.1 25.7 1.0 CD2 A:HIS87 3.2 21.3 1.0 HD2 A:HIS87 3.2 25.6 1.0 CE1 A:HIS87 3.3 21.1 1.0 CHD A:HEM201 3.4 24.3 1.0 CHA A:HEM201 3.4 23.7 1.0 CHC A:HEM201 3.4 21.7 1.0 CHB A:HEM201 3.4 25.8 1.0 HE1 A:HIS87 3.5 25.3 1.0 HE2 A:HIS58 3.5 33.4 1.0 HE1 A:HIS58 4.0 31.0 1.0 HG22 A:VAL62 4.1 30.4 1.0 NE2 A:HIS58 4.2 27.8 1.0 C3C A:HEM201 4.2 20.2 1.0 C2C A:HEM201 4.2 23.3 1.0 C2D A:HEM201 4.2 24.2 1.0 C3D A:HEM201 4.2 23.9 1.0 C2A A:HEM201 4.3 24.7 1.0 C3B A:HEM201 4.3 22.0 1.0 C3A A:HEM201 4.3 24.1 1.0 C2B A:HEM201 4.3 24.6 1.0 HHA A:HEM201 4.3 28.4 1.0 CG A:HIS87 4.3 21.2 1.0 HHC A:HEM201 4.4 26.0 1.0 HHD A:HEM201 4.4 29.1 1.0 ND1 A:HIS87 4.4 25.1 1.0 HHB A:HEM201 4.4 31.0 1.0 CE1 A:HIS58 4.5 25.8 1.0 HZ A:PHE43 4.7 30.7 1.0 HG21 A:VAL62 4.9 30.4 1.0 HD13 A:LEU136 4.9 37.7 1.0 CG2 A:VAL62 4.9 25.3 1.0 HD13 A:LEU91 5.0 33.6 1.0 HE1 A:PHE98 5.0 29.4 1.0

Iron binding site 2 out of 2 in the Structure of Turkey Hemoglobin A at 1.7 Angstrom Resolution (Tetragonal Form)


Mono view


Stereo pair view

A full contact list of Iron with other atoms in the Fe binding site number 2 of Structure of Turkey Hemoglobin A at 1.7 Angstrom Resolution (Tetragonal Form) within 5.0Å range: probe atom residue distance (Å) B Occ B:Fe201 b:22.7 occ:1.00 FE B:HEM201 0.0 22.7 1.0 O B:HOH316 1.9 24.6 1.0 ND B:HEM201 2.0 23.4 1.0 NC B:HEM201 2.0 20.0 1.0 NA B:HEM201 2.0 23.7 1.0 NB B:HEM201 2.0 24.7 1.0 NE2 B:HIS92 2.1 27.0 1.0 C4D B:HEM201 3.0 23.7 1.0 C1D B:HEM201 3.0 21.6 1.0 C4C B:HEM201 3.0 24.9 1.0 C1A B:HEM201 3.0 24.8 1.0 C1C B:HEM201 3.1 22.3 1.0 C4B B:HEM201 3.1 24.9 1.0 C1B B:HEM201 3.1 25.2 1.0 C4A B:HEM201 3.1 25.5 1.0 CE1 B:HIS92 3.1 25.8 1.0 CD2 B:HIS92 3.1 21.4 1.0 HE1 B:HIS92 3.3 30.9 1.0 HD2 B:HIS92 3.3 25.7 1.0 CHA B:HEM201 3.4 25.6 1.0 CHD B:HEM201 3.4 23.5 1.0 CHC B:HEM201 3.4 22.0 1.0 HE2 B:HIS63 3.4 31.5 1.0 CHB B:HEM201 3.5 24.9 1.0 HG22 B:VAL67 4.0 27.5 1.0 NE2 B:HIS63 4.2 26.3 1.0 ND1 B:HIS92 4.2 24.7 1.0 C3D B:HEM201 4.2 26.4 1.0 C2D B:HEM201 4.2 25.3 1.0 C3C B:HEM201 4.3 27.3 1.0 C2C B:HEM201 4.3 25.3 1.0 C2A B:HEM201 4.3 27.1 1.0 HE1 B:HIS63 4.3 33.1 1.0 CG B:HIS92 4.3 27.6 1.0 C3B B:HEM201 4.3 26.6 1.0 C3A B:HEM201 4.3 25.5 1.0 C2B B:HEM201 4.3 24.4 1.0 HHA B:HEM201 4.3 30.8 1.0 HHD B:HEM201 4.4 28.2 1.0 HHC B:HEM201 4.4 26.4 1.0 HHB B:HEM201 4.4 29.9 1.0 HD21 B:LEU141 4.4 39.6 1.0 CE1 B:HIS63 4.6 27.6 1.0 HZ B:PHE42 4.6 33.1 1.0 HG21 B:VAL67 4.7 27.5 1.0 CG2 B:VAL67 4.8 22.9 1.0

J.Yin, W.Zhang, N.Tatiyaborworntham, C.A.Bingman, M.P.Richards. Oxidative Characteristics of Turkey Hemoglobin A Containing Covalently Bound Epigallocatechin Gallate. J.Agric.Food Chem. 2026.
ISSN: ESSN 1520-5118
PubMed: 42262311
DOI: 10.1021/ACS.JAFC.5C17482