Iron in PDB 1qkc: Escherichia Coli Ferric Hydroxamate Uptake Receptor (Fhua) in Complex Delta Two-Albomycin

The structure of Escherichia Coli Ferric Hydroxamate Uptake Receptor (Fhua) in Complex Delta Two-Albomycin, PDB code: 1qkc was solved by A.D.Ferguson, V.Braun, H.-P.Fiedler, J.W.Coulton, K.Diederichs, W.Welte, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	50.00 / 3.10
Space group	P 61
Cell size a, b, c (Å), α, β, γ (°)	171.800, 171.800, 86.350, 90.00, 90.00, 120.00
R / Rfree (%)	22.2 / 28.3

The structure of Escherichia Coli Ferric Hydroxamate Uptake Receptor (Fhua) in Complex Delta Two-Albomycin also contains other interesting chemical elements:

Nickel

(Ni)

1 atom

The binding sites of Iron atom in the Escherichia Coli Ferric Hydroxamate Uptake Receptor (Fhua) in Complex Delta Two-Albomycin (pdb code 1qkc). 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 Escherichia Coli Ferric Hydroxamate Uptake Receptor (Fhua) in Complex Delta Two-Albomycin, PDB code: 1qkc:

Iron binding site 1 out of 1 in the Escherichia Coli Ferric Hydroxamate Uptake Receptor (Fhua) in Complex Delta Two-Albomycin


Mono view


Stereo pair view

A full contact list of Iron with other atoms in the Fe binding site number 1 of Escherichia Coli Ferric Hydroxamate Uptake Receptor (Fhua) in Complex Delta Two-Albomycin within 5.0Å range: probe atom residue distance (Å) B Occ A:Fe1022 b:69.6 occ:1.00 FE A:ALB1022 0.0 69.6 1.0 O7 A:ALB1022 1.9 89.8 1.0 O8 A:ALB1022 2.0 86.0 1.0 O6 A:ALB1022 2.0 87.9 1.0 O5 A:ALB1022 2.0 87.6 1.0 O3 A:ALB1022 2.0 85.5 1.0 O1 A:ALB1022 2.0 86.6 1.0 C5 A:ALB1022 2.8 87.9 1.0 C3 A:ALB1022 2.8 86.6 1.0 N5 A:ALB1022 2.8 86.8 1.0 N4 A:ALB1022 2.8 88.1 1.0 C1 A:ALB1022 2.8 86.2 1.0 N3 A:ALB1022 2.8 87.2 1.0 N1 A:ALB1022 4.2 87.0 1.0 C17 A:ALB1022 4.2 85.5 1.0 OH A:TYR116 4.2 67.8 1.0 C20 A:ALB1022 4.2 85.9 1.0 C18 A:ALB1022 4.2 86.9 1.0 C16 A:ALB1022 4.2 86.7 1.0 C15 A:ALB1022 4.2 86.3 1.0 C19 A:ALB1022 4.2 85.4 1.0 CZ2 A:TRP246 4.4 64.3 1.0 C11 A:ALB1022 4.5 85.5 1.0 NH1 A:ARG81 4.5 57.1 1.0 CE2 A:TYR244 4.5 50.2 1.0 C7 A:ALB1022 4.5 85.3 1.0 C10 A:ALB1022 4.5 87.3 1.0 CE1 A:TYR116 4.6 68.8 1.0 C12 A:ALB1022 4.6 84.4 1.0 NH2 A:ARG81 4.6 58.9 1.0 OH A:TYR244 4.6 51.1 1.0 C13 A:ALB1022 4.7 88.3 1.0 NE1 A:TRP246 4.7 63.5 1.0 CZ A:TYR116 4.7 67.3 1.0 C9 A:ALB1022 4.8 84.9 1.0 C2 A:ALB1022 4.9 86.9 1.0 C14 A:ALB1022 4.9 86.3 1.0 CE2 A:TRP246 4.9 64.3 1.0 CZ A:TYR244 5.0 50.3 1.0 CG A:GLN100 5.0 56.8 1.0

A.D.Ferguson, V.Braun, H.P.Fiedler, J.W.Coulton, K.Diederichs, W.Welte. Crystal Structure of the Antibiotic Albomycin in Complex with the Outer Membrane Transporter Fhua. Protein Sci. V. 9 956 2000.
ISSN: ISSN 0961-8368
PubMed: 10850805
DOI: 10.1110/PS.9.5.956