Iron in PDB 2asn: Crystal Structure of D1A Mutant of Nitrophorin 2 Complexed with Imidazole

The structure of Crystal Structure of D1A Mutant of Nitrophorin 2 Complexed with Imidazole, PDB code: 2asn was solved by A.Weichsel, R.E.Berry, F.A.Walker, W.R.Montfort, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	16.30 / 1.70
Space group	P 41 21 2
Cell size a, b, c (Å), α, β, γ (°)	34.389, 34.389, 256.725, 90.00, 90.00, 90.00
R / Rfree (%)	15.2 / 20.9

The binding sites of Iron atom in the Crystal Structure of D1A Mutant of Nitrophorin 2 Complexed with Imidazole (pdb code 2asn). 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 D1A Mutant of Nitrophorin 2 Complexed with Imidazole, PDB code: 2asn:

Iron binding site 1 out of 1 in the Crystal Structure of D1A Mutant of Nitrophorin 2 Complexed with Imidazole


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 D1A Mutant of Nitrophorin 2 Complexed with Imidazole within 5.0Å range: probe atom residue distance (Å) B Occ X:Fe201 b:5.0 occ:1.00 FE X:HEM201 0.0 5.0 1.0 NB X:HEM201 2.0 4.4 1.0 NA X:HEM201 2.0 4.9 1.0 NE2 X:HIS57 2.0 2.7 1.0 N1 X:IMD202 2.1 4.4 1.0 ND X:HEM201 2.1 5.8 1.0 NC X:HEM201 2.1 5.8 1.0 CE1 X:HIS57 3.0 4.7 1.0 C1B X:HEM201 3.0 5.3 1.0 C4B X:HEM201 3.0 3.8 1.0 C4A X:HEM201 3.0 3.1 1.0 CD2 X:HIS57 3.0 3.8 1.0 C1A X:HEM201 3.0 5.0 1.0 C4D X:HEM201 3.0 6.3 1.0 C2 X:IMD202 3.1 10.1 1.0 C5 X:IMD202 3.1 8.4 1.0 C1C X:HEM201 3.1 4.6 1.0 C1D X:HEM201 3.1 4.6 1.0 C4C X:HEM201 3.1 7.5 1.0 CHA X:HEM201 3.4 6.1 1.0 CHB X:HEM201 3.4 5.2 1.0 CHC X:HEM201 3.4 5.5 1.0 CHD X:HEM201 3.5 6.4 1.0 ND1 X:HIS57 4.1 3.8 1.0 CG X:HIS57 4.2 3.9 1.0 N3 X:IMD202 4.2 6.4 1.0 C2B X:HEM201 4.2 4.7 1.0 C3B X:HEM201 4.2 4.5 1.0 C4 X:IMD202 4.2 6.5 1.0 C3A X:HEM201 4.2 7.4 1.0 C2A X:HEM201 4.2 5.9 1.0 C3D X:HEM201 4.3 6.8 1.0 C2D X:HEM201 4.3 6.4 1.0 C3C X:HEM201 4.3 6.6 1.0 C2C X:HEM201 4.3 5.4 1.0 CD2 X:LEU132 4.8 13.1 1.0

A.Weichsel, R.E.Berry, F.A.Walker, W.R.Montfort. Crystal Structures, Ligand Induced Conformational Change and Heme Deformation in Complexes of Nitrophorin 2, A Nitric Oxide Transport Protein From Rhodnius Prolixus To Be Published.