Gold in PDB 7mq6: Tetragonal Maltose Binding Protein in the Presence of Gold

The structure of Tetragonal Maltose Binding Protein in the Presence of Gold, PDB code: 7mq6 was solved by A.Thaker, L.Sirajudeen, C.R.Simmons, B.L.Nannenga, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	35.58 / 2.37
Space group	P 43 21 2
Cell size a, b, c (Å), α, β, γ (°)	68.327, 68.327, 210.382, 90, 90, 90
R / Rfree (%)	21 / 24.9

The structure of Tetragonal Maltose Binding Protein in the Presence of Gold also contains other interesting chemical elements:

Chlorine

(Cl)

8 atoms

The binding sites of Gold atom in the Tetragonal Maltose Binding Protein in the Presence of Gold (pdb code 7mq6). This binding sites where shown within 5.0 Angstroms radius around Gold atom.
In total only one binding site of Gold was determined in the Tetragonal Maltose Binding Protein in the Presence of Gold, PDB code: 7mq6:

Gold binding site 1 out of 1 in the Tetragonal Maltose Binding Protein in the Presence of Gold


Mono view


Stereo pair view

A full contact list of Gold with other atoms in the Au binding site number 1 of Tetragonal Maltose Binding Protein in the Presence of Gold within 5.0Å range: probe atom residue distance (Å) B Occ A:Au401 b:71.1 occ:0.42 SD A:MET322 1.8 107.7 1.0 CG A:MET322 2.4 89.5 1.0 CA A:MET322 3.0 72.5 1.0 CB A:MET322 3.2 78.5 1.0 CE A:MET322 3.3 110.5 1.0 CB A:ALA302 3.5 58.1 1.0 N A:MET322 3.6 66.5 1.0 CB A:ALA325 4.1 55.4 1.0 C A:THR321 4.1 64.1 1.0 O A:THR321 4.2 61.1 1.0 C A:MET322 4.3 71.4 1.0 CG1 A:VAL111 4.3 59.6 1.0 O A:MET322 4.5 67.9 1.0 CG2 A:THR321 4.6 61.3 1.0 CB A:VAL111 4.8 57.9 1.0 CA A:ALA302 4.9 59.5 1.0 O A:ILE318 4.9 59.8 1.0

A.Thaker, L.Sirajudeen, C.R.Simmons, B.L.Nannenga. Structure-Guided Identification of A Peptide For Bio-Enabled Gold Nanoparticle Synthesis. Biotechnol.Bioeng. 2021.
ISSN: ESSN 1097-0290
PubMed: 34436761
DOI: 10.1002/BIT.27927