Iron in PDB 1ywb: 0.9 A Structure of NP4 From Rhodnius Prolixus Complexed with No at pH 5.6

The structure of 0.9 A Structure of NP4 From Rhodnius Prolixus Complexed with No at pH 5.6, PDB code: 1ywb was solved by E.M.Maes, A.Weichsel, S.A.Roberts, W.R.Montfort, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	28.00 / 0.97
Space group	C 1 2 1
Cell size a, b, c (Å), α, β, γ (°)	69.989, 42.529, 52.959, 90.00, 94.42, 90.00
R / Rfree (%)	14.1 / 17

The binding sites of Iron atom in the 0.9 A Structure of NP4 From Rhodnius Prolixus Complexed with No at pH 5.6 (pdb code 1ywb). 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 0.9 A Structure of NP4 From Rhodnius Prolixus Complexed with No at pH 5.6, PDB code: 1ywb:

Iron binding site 1 out of 1 in the 0.9 A Structure of NP4 From Rhodnius Prolixus Complexed with No at pH 5.6


Mono view


Stereo pair view

A full contact list of Iron with other atoms in the Fe binding site number 1 of 0.9 A Structure of NP4 From Rhodnius Prolixus Complexed with No at pH 5.6 within 5.0Å range: probe atom residue distance (Å) B Occ A:Fe185 b:7.7 occ:1.00 FE A:HEM185 0.0 7.7 1.0 N A:NO186 1.7 9.1 1.0 NA A:HEM185 2.0 7.6 1.0 NB A:HEM185 2.0 7.8 1.0 NC A:HEM185 2.0 8.4 1.0 ND A:HEM185 2.0 8.1 1.0 NE2 A:HIS59 2.1 7.9 1.0 O A:NO186 2.7 13.7 1.0 C4C A:HEM185 3.0 8.8 1.0 C1C A:HEM185 3.0 8.7 1.0 C4B A:HEM185 3.0 8.2 1.0 C1B A:HEM185 3.0 7.8 1.0 C1D A:HEM185 3.0 9.2 1.0 C4A A:HEM185 3.0 7.3 1.0 C4D A:HEM185 3.0 8.3 1.0 C1A A:HEM185 3.0 7.6 1.0 CE1 A:HIS59 3.1 7.8 1.0 CD2 A:HIS59 3.1 7.6 1.0 CHC A:HEM185 3.4 9.7 1.0 CHD A:HEM185 3.4 9.5 1.0 CHB A:HEM185 3.4 8.3 1.0 CHA A:HEM185 3.4 8.0 1.0 ND1 A:HIS59 4.2 7.5 1.0 C2B A:HEM185 4.2 7.9 1.0 C3B A:HEM185 4.2 8.9 1.0 C2C A:HEM185 4.3 9.7 1.0 C2D A:HEM185 4.3 10.3 1.0 C3C A:HEM185 4.3 10.2 1.0 C2A A:HEM185 4.3 8.0 1.0 C3D A:HEM185 4.3 9.8 1.0 CG A:HIS59 4.3 7.0 1.0 C3A A:HEM185 4.3 8.1 1.0 CD2 A:LEU133 4.5 13.6 1.0 CD1 A:LEU130 4.7 22.8 1.0 CD2 A:LEU123 4.9 12.4 1.0

E.M.Maes, S.A.Roberts, A.Weichsel, W.R.Montfort. Ultrahigh Resolution Structures of Nitrophorin 4: Heme Distortion in Ferrous Co and No Complexes Biochemistry V. 44 12690 2005.
ISSN: ISSN 0006-2960
PubMed: 16171383
DOI: 10.1021/BI0506573