Magnesium in PDB 9nxh: An Alpha-L-Arabinofuranosidase (ATABF43C) From Acetivibrio Thermocellus DSM1313 Bound to Arabinofuranose

The structure of An Alpha-L-Arabinofuranosidase (ATABF43C) From Acetivibrio Thermocellus DSM1313 Bound to Arabinofuranose, PDB code: 9nxh was solved by J.L.Galindo, P.D.Jeffrey, J.M.Conway, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	29.60 / 1.75
Space group	C 1 2 1
Cell size a, b, c (Å), α, β, γ (°)	86.938, 81.046, 76.92, 90, 119.91, 90
R / Rfree (%)	18 / 22

The binding sites of Magnesium atom in the An Alpha-L-Arabinofuranosidase (ATABF43C) From Acetivibrio Thermocellus DSM1313 Bound to Arabinofuranose (pdb code 9nxh). This binding sites where shown within 5.0 Angstroms radius around Magnesium atom.
In total only one binding site of Magnesium was determined in the An Alpha-L-Arabinofuranosidase (ATABF43C) From Acetivibrio Thermocellus DSM1313 Bound to Arabinofuranose, PDB code: 9nxh:

Magnesium binding site 1 out of 1 in the An Alpha-L-Arabinofuranosidase (ATABF43C) From Acetivibrio Thermocellus DSM1313 Bound to Arabinofuranose


Mono view


Stereo pair view

A full contact list of Magnesium with other atoms in the Mg binding site number 1 of An Alpha-L-Arabinofuranosidase (ATABF43C) From Acetivibrio Thermocellus DSM1313 Bound to Arabinofuranose within 5.0Å range: probe atom residue distance (Å) B Occ A:Mg606 b:18.4 occ:1.00 O A:HOH901 2.0 19.6 1.0 O A:HOH858 2.2 24.3 1.0 OE1 A:GLU227 2.2 15.4 1.0 O A:HOH771 2.2 13.9 1.0 O A:HOH900 2.3 15.5 1.0 NE2 A:HIS408 2.5 19.2 1.0 CD A:GLU227 3.3 14.2 1.0 CD2 A:HIS408 3.3 20.0 1.0 CE1 A:HIS408 3.6 10.9 1.0 O A:HOH749 3.6 20.6 1.0 CG A:GLU227 3.7 10.9 1.0 O A:PRO346 4.1 13.4 1.0 O A:HOH736 4.1 15.2 1.0 OE2 A:GLU227 4.4 12.0 1.0 CG A:HIS408 4.6 12.3 1.0 CE3 A:TRP170 4.6 9.4 1.0 O A:ALA284 4.6 13.1 1.0 ND1 A:HIS408 4.6 13.7 1.0 O A:ASP283 4.7 12.5 1.0 O A:ALA225 4.8 10.8 1.0 O A:ASN409 4.8 11.8 1.0 CB A:ALA225 4.9 13.8 1.0 C A:ASP283 4.9 12.3 1.0

J.L.Galindo, P.D.Jeffrey, A.Zhu, A.J.Link, J.M.Conway. Functional and Structural Characterization of ATABF43C: An Exo-1,5-Alpha-L-Arabinofuranosidase From Acetivibrio Thermocellus DSM1313. Biochem.J. 2025.
ISSN: ESSN 1470-8728
PubMed: 40785600
DOI: 10.1042/BCJ20253186