Iron in PDB 2ic1: Crystal Structure of Human Cysteine Dioxygenase in Complex with Substrate Cysteine

All present enzymatic activity of Crystal Structure of Human Cysteine Dioxygenase in Complex with Substrate Cysteine:
1.13.11.20;

The structure of Crystal Structure of Human Cysteine Dioxygenase in Complex with Substrate Cysteine, PDB code: 2ic1 was solved by S.Ye, X.Wu, L.Wei, D.Tang, P.Sun, Z.Rao, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	42.91 / 2.70
Space group	P 65
Cell size a, b, c (Å), α, β, γ (°)	131.100, 131.100, 34.300, 90.00, 90.00, 120.00
R / Rfree (%)	17.8 / 21.5

The binding sites of Iron atom in the Crystal Structure of Human Cysteine Dioxygenase in Complex with Substrate Cysteine (pdb code 2ic1). 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 Human Cysteine Dioxygenase in Complex with Substrate Cysteine, PDB code: 2ic1:

Iron binding site 1 out of 1 in the Crystal Structure of Human Cysteine Dioxygenase in Complex with Substrate Cysteine


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 Human Cysteine Dioxygenase in Complex with Substrate Cysteine within 5.0Å range: probe atom residue distance (Å) B Occ A:Fe201 b:19.6 occ:1.00 NE2 A:HIS140 2.0 20.7 1.0 SG A:CYS202 2.0 45.1 1.0 N A:CYS202 2.0 40.9 1.0 NE2 A:HIS86 2.0 18.9 1.0 NE2 A:HIS88 2.1 22.6 1.0 CA A:CYS202 2.6 41.9 1.0 CE1 A:HIS88 2.7 23.2 1.0 CD2 A:HIS140 2.9 17.3 1.0 CB A:CYS202 2.9 42.3 1.0 CD2 A:HIS86 3.0 20.1 1.0 CE1 A:HIS86 3.1 20.7 1.0 CE1 A:HIS140 3.1 16.5 1.0 CD2 A:HIS88 3.3 22.3 1.0 ND1 A:HIS88 4.0 23.2 1.0 C A:CYS202 4.0 41.1 1.0 CG A:HIS140 4.1 19.1 1.0 CG A:HIS86 4.1 20.0 1.0 ND1 A:HIS86 4.1 21.2 1.0 ND1 A:HIS140 4.1 18.4 1.0 CG A:HIS88 4.3 21.8 1.0 O A:CYS202 4.4 39.7 1.0 OH A:TYR157 4.6 24.2 1.0 SG A:CYS93 4.8 26.1 1.0 OXT A:CYS202 4.9 40.2 1.0

S.Ye, X.Wu, L.Wei, D.Tang, P.Sun, M.Bartlam, Z.Rao. An Insight Into the Mechanism of Human Cysteine Dioxygenase: Key Roles of the Thioether-Bonded Tyrosine-Cysteine Cofactor. J.Biol.Chem. V. 282 3391 2007.
ISSN: ISSN 0021-9258
PubMed: 17135237
DOI: 10.1074/JBC.M609337200