Iron in PDB 3tgb: Crystal Structure of L130R Mutant of Nitrophorin 4 From Rhodnius Prolixus Complexed with Imidazole at pH 7.4

The structure of Crystal Structure of L130R Mutant of Nitrophorin 4 From Rhodnius Prolixus Complexed with Imidazole at pH 7.4, PDB code: 3tgb was solved by H.Ogata, C.He, M.Knipp, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	21.72 / 1.35
Space group	C 1 2 1
Cell size a, b, c (Å), α, β, γ (°)	69.719, 43.058, 52.469, 90.00, 94.43, 90.00
R / Rfree (%)	14.3 / 18.6

The binding sites of Iron atom in the Crystal Structure of L130R Mutant of Nitrophorin 4 From Rhodnius Prolixus Complexed with Imidazole at pH 7.4 (pdb code 3tgb). 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 Crystal Structure of L130R Mutant of Nitrophorin 4 From Rhodnius Prolixus Complexed with Imidazole at pH 7.4, PDB code: 3tgb:

Iron binding site 1 out of 1 in the Crystal Structure of L130R Mutant of Nitrophorin 4 From Rhodnius Prolixus Complexed with Imidazole at pH 7.4


Mono view


Stereo pair view

A full contact list of Iron with other atoms in the Fe binding site number 1 of Crystal Structure of L130R Mutant of Nitrophorin 4 From Rhodnius Prolixus Complexed with Imidazole at pH 7.4 within 5.0Å range: probe atom residue distance (Å) B Occ A:Fe185 b:12.4 occ:1.00 FE A:HEM185 0.0 12.4 1.0 NB A:HEM185 2.0 11.7 1.0 NC A:HEM185 2.0 12.2 1.0 ND A:HEM185 2.0 11.9 1.0 NA A:HEM185 2.0 13.8 1.0 NE2 A:HIS59 2.0 11.7 1.0 N3 A:IMD186 2.1 11.5 1.0 CE1 A:HIS59 3.0 12.0 1.0 CD2 A:HIS59 3.0 11.7 1.0 C1D A:HEM185 3.0 11.8 1.0 C1B A:HEM185 3.0 13.4 1.0 C4C A:HEM185 3.0 11.9 1.0 C2 A:IMD186 3.0 12.1 1.0 C4B A:HEM185 3.0 12.1 1.0 C1C A:HEM185 3.0 12.0 1.0 C4D A:HEM185 3.1 12.0 1.0 C4 A:IMD186 3.1 12.8 1.0 C1A A:HEM185 3.1 14.7 1.0 C4A A:HEM185 3.1 15.4 1.0 CHD A:HEM185 3.4 12.0 1.0 CHC A:HEM185 3.4 13.0 1.0 CHB A:HEM185 3.4 15.2 1.0 CHA A:HEM185 3.4 13.4 1.0 ND1 A:HIS59 4.1 11.0 1.0 CG A:HIS59 4.2 11.2 1.0 N1 A:IMD186 4.2 13.3 1.0 C5 A:IMD186 4.2 12.9 1.0 C2B A:HEM185 4.3 13.8 1.0 C3B A:HEM185 4.3 13.2 1.0 C3C A:HEM185 4.3 13.6 1.0 C2C A:HEM185 4.3 13.2 1.0 C2D A:HEM185 4.3 13.1 1.0 C3D A:HEM185 4.3 13.4 1.0 C2A A:HEM185 4.3 17.6 1.0 C3A A:HEM185 4.3 17.6 1.0 CD2 A:LEU133 4.9 12.1 0.6

C.He, M.R.Fuchs, H.Ogata, M.Knipp. Guanidine-Ferroheme Coordination in the Mutant Protein Nitrophorin 4(L130R). Angew.Chem.Int.Ed.Engl. V. 51 4470 2012.
ISSN: ISSN 1433-7851
PubMed: 22334402
DOI: 10.1002/ANIE.201108691