Iodine in PDB 3vk1: Green-Fluorescent Variant of the Non-Fluorescent Chromoprotein RTMS5

The structure of Green-Fluorescent Variant of the Non-Fluorescent Chromoprotein RTMS5, PDB code: 3vk1 was solved by J.M.Battad, D.A.K.Traore, M.Wilce, M.Byres, J.Rossjohn, R.J.Devenish, M.Prescott, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	36.62 / 2.20
Space group	P 42 2 2
Cell size a, b, c (Å), α, β, γ (°)	93.120, 93.120, 76.910, 90.00, 90.00, 90.00
R / Rfree (%)	20.5 / 24.2

The structure of Green-Fluorescent Variant of the Non-Fluorescent Chromoprotein RTMS5 also contains other interesting chemical elements:

Chlorine

(Cl)

3 atoms

The binding sites of Iodine atom in the Green-Fluorescent Variant of the Non-Fluorescent Chromoprotein RTMS5 (pdb code 3vk1). This binding sites where shown within 5.0 Angstroms radius around Iodine atom.
In total only one binding site of Iodine was determined in the Green-Fluorescent Variant of the Non-Fluorescent Chromoprotein RTMS5, PDB code: 3vk1:

Iodine binding site 1 out of 1 in the Green-Fluorescent Variant of the Non-Fluorescent Chromoprotein RTMS5


Mono view


Stereo pair view

A full contact list of Iodine with other atoms in the I binding site number 1 of Green-Fluorescent Variant of the Non-Fluorescent Chromoprotein RTMS5 within 5.0Å range: probe atom residue distance (Å) B Occ A:I226 b:54.9 occ:1.00 N A:HIS204 3.9 49.9 1.0 CA A:HIS204 4.0 50.0 1.0 C A:ASN203 4.1 50.6 1.0 N A:VAL211 4.1 48.7 1.0 CB A:ASN203 4.1 53.0 1.0 O A:ASN203 4.2 48.7 1.0 C A:SER210 4.2 47.0 1.0 CB A:SER210 4.2 49.9 1.0 O A:SER210 4.2 46.1 1.0 C A:VAL211 4.2 50.5 1.0 N A:GLU212 4.2 58.4 1.0 CA A:VAL211 4.2 49.8 1.0 CG A:ASN203 4.3 56.5 1.0 C A:HIS204 4.4 50.8 1.0 OD1 A:ASN203 4.4 54.7 1.0 CB A:GLU212 4.4 58.8 1.0 N A:ASN205 4.6 49.7 1.0 CA A:ASN203 4.8 52.5 1.0 O A:VAL211 4.8 51.0 1.0 ND2 A:ASN203 4.9 49.0 1.0 CA A:SER210 4.9 47.8 1.0 O A:HIS204 5.0 52.6 1.0

J.M.Battad, D.A.Traore, E.Byres, J.Rossjohn, R.J.Devenish, S.Olsen, M.C.Wilce, M.Prescott. A Green Fluorescent Protein Containing A Qfg Tri-Peptide Chromophore: Optical Properties and X-Ray Crystal Structure. Plos One V. 7 47331 2012.
ISSN: ESSN 1932-6203
PubMed: 23071789
DOI: 10.1371/JOURNAL.PONE.0047331