Iron in PDB 4l20: Crystal Structure of Cimex Nitrophorin A21V Mutant Ferrous No Complex

The structure of Crystal Structure of Cimex Nitrophorin A21V Mutant Ferrous No Complex, PDB code: 4l20 was solved by H.B.Badgandi, A.Weichsel, W.R.Montfort, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	35.16 / 1.68
Space group	P 1 21 1
Cell size a, b, c (Å), α, β, γ (°)	48.963, 41.814, 65.241, 90.00, 94.91, 90.00
R / Rfree (%)	17.6 / 22.1

The binding sites of Iron atom in the Crystal Structure of Cimex Nitrophorin A21V Mutant Ferrous No Complex (pdb code 4l20). 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 Cimex Nitrophorin A21V Mutant Ferrous No Complex, PDB code: 4l20:

Iron binding site 1 out of 1 in the Crystal Structure of Cimex Nitrophorin A21V Mutant Ferrous No Complex


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 Cimex Nitrophorin A21V Mutant Ferrous No Complex within 5.0Å range: probe atom residue distance (Å) B Occ A:Fe301 b:27.5 occ:1.00 FE A:HEM301 0.0 27.5 1.0 N A:NO302 1.8 30.1 1.0 NA A:HEM301 2.0 25.0 1.0 ND A:HEM301 2.0 28.0 1.0 NC A:HEM301 2.1 32.5 1.0 NB A:HEM301 2.1 28.2 1.0 O A:NO302 2.6 34.5 1.0 C1A A:HEM301 3.0 23.0 1.0 C4D A:HEM301 3.0 29.7 1.0 C1D A:HEM301 3.0 32.2 1.0 C4B A:HEM301 3.0 26.7 1.0 C4A A:HEM301 3.0 21.6 1.0 C1B A:HEM301 3.1 26.7 1.0 C4C A:HEM301 3.1 34.6 1.0 C1C A:HEM301 3.1 34.1 1.0 SG A:SNC60 3.1 32.8 1.0 CHA A:HEM301 3.4 25.0 1.0 CHC A:HEM301 3.4 33.0 1.0 CHD A:HEM301 3.4 35.0 1.0 CHB A:HEM301 3.5 24.5 1.0 ND A:SNC60 3.8 42.4 1.0 CB A:SNC60 3.9 28.0 1.0 OE A:SNC60 4.1 50.7 1.0 C2A A:HEM301 4.2 22.8 1.0 C3A A:HEM301 4.2 23.9 1.0 C3B A:HEM301 4.3 29.0 1.0 C2D A:HEM301 4.3 32.5 1.0 C2B A:HEM301 4.3 26.2 1.0 C3C A:HEM301 4.3 37.3 1.0 C3D A:HEM301 4.3 30.2 1.0 C2C A:HEM301 4.3 35.9 1.0 CD2 A:PHE49 4.9 38.6 1.0

H.B.Badgandi, J.T.Hazzard, A.Weichsel, G.Tollin, W.R.Montfort. Proximal Cysteine Protonation in Cimex Nitrophorin Is Key to Efficient No Transport and Release. To Be Published.