Iron in PDB 1np4: Crystal Structure of Nitrophorin 4 From Rhodnius Prolixus

The structure of Crystal Structure of Nitrophorin 4 From Rhodnius Prolixus, PDB code: 1np4 was solved by J.F.Andersen, A.Weichsel, D.E.Champagne, C.A.Balfour, W.R.Montfort, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	21.00 / 1.50
Space group	C 1 2 1
Cell size a, b, c (Å), α, β, γ (°)	70.540, 43.650, 53.120, 90.00, 94.19, 90.00
R / Rfree (%)	20.4 / 26.2

The binding sites of Iron atom in the Crystal Structure of Nitrophorin 4 From Rhodnius Prolixus (pdb code 1np4). 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 Nitrophorin 4 From Rhodnius Prolixus, PDB code: 1np4:

Iron binding site 1 out of 1 in the Crystal Structure of Nitrophorin 4 From Rhodnius Prolixus


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 Nitrophorin 4 From Rhodnius Prolixus within 5.0Å range: probe atom residue distance (Å) B Occ A:Fe185 b:15.0 occ:1.00 FE A:HEM185 0.0 15.0 1.0 NC A:HEM185 1.9 14.8 1.0 NB A:HEM185 2.0 14.8 1.0 ND A:HEM185 2.0 16.4 1.0 NA A:HEM185 2.0 14.4 1.0 NE2 A:HIS59 2.0 13.5 1.0 N A:NH3262 2.2 19.1 1.0 CE1 A:HIS59 3.0 13.1 1.0 C1C A:HEM185 3.0 14.9 1.0 C4B A:HEM185 3.0 15.8 1.0 C4C A:HEM185 3.0 16.9 1.0 C1D A:HEM185 3.0 18.3 1.0 C1B A:HEM185 3.0 17.1 1.0 C4D A:HEM185 3.0 17.9 1.0 C1A A:HEM185 3.1 15.5 1.0 C4A A:HEM185 3.1 13.7 1.0 CD2 A:HIS59 3.1 13.0 1.0 CHC A:HEM185 3.4 14.3 1.0 CHD A:HEM185 3.4 14.9 1.0 CHB A:HEM185 3.4 15.2 1.0 CHA A:HEM185 3.5 15.8 1.0 ND1 A:HIS59 4.1 14.1 1.0 CG A:HIS59 4.2 14.3 1.0 C2B A:HEM185 4.3 16.6 1.0 C2D A:HEM185 4.3 18.7 1.0 C3C A:HEM185 4.3 16.9 1.0 C2C A:HEM185 4.3 17.2 1.0 C3B A:HEM185 4.3 16.3 1.0 C3D A:HEM185 4.3 20.6 1.0 C3A A:HEM185 4.3 13.8 1.0 C2A A:HEM185 4.3 14.4 1.0 O A:HOH226 4.5 42.8 1.0 CD2 A:LEU133 5.0 20.1 1.0

J.F.Andersen, A.Weichsel, C.A.Balfour, D.E.Champagne, W.R.Montfort. The Crystal Structure of Nitrophorin 4 at 1.5 A Resolution: Transport of Nitric Oxide By A Lipocalin-Based Heme Protein. Structure V. 6 1315 1998.
ISSN: ISSN 0969-2126
PubMed: 9782054
DOI: 10.1016/S0969-2126(98)00131-2