Magnesium in PDB 3hqd: Human Kinesin EG5 Motor Domain in Complex with Amppnp and MG2+

The structure of Human Kinesin EG5 Motor Domain in Complex with Amppnp and MG2+, PDB code: 3hqd was solved by C.L.Parke, E.J.Wojcik, S.Kim, D.K.Worthylake, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	25.00 / 2.19
Space group	P 1 21 1
Cell size a, b, c (Å), α, β, γ (°)	60.500, 71.435, 94.846, 90.00, 98.86, 90.00
R / Rfree (%)	22.4 / 26.2

The binding sites of Magnesium atom in the Human Kinesin EG5 Motor Domain in Complex with Amppnp and MG2+ (pdb code 3hqd). This binding sites where shown within 5.0 Angstroms radius around Magnesium atom.
In total 2 binding sites of Magnesium where determined in the Human Kinesin EG5 Motor Domain in Complex with Amppnp and MG2+, PDB code: 3hqd:
Jump to Magnesium binding site number: 1; 2;

Magnesium binding site 1 out of 2 in the Human Kinesin EG5 Motor Domain in Complex with Amppnp and MG2+


Mono view


Stereo pair view

A full contact list of Magnesium with other atoms in the Mg binding site number 1 of Human Kinesin EG5 Motor Domain in Complex with Amppnp and MG2+ within 5.0Å range: probe atom residue distance (Å) B Occ A:Mg501 b:14.2 occ:1.00 O2B A:ANP601 2.1 15.1 1.0 OG A:SER233 2.2 11.0 1.0 O3G A:ANP601 2.2 13.1 1.0 OG1 A:THR112 2.3 9.4 1.0 O A:HOH390 2.3 9.2 1.0 O A:HOH389 2.4 8.4 1.0 CB A:SER233 2.8 10.0 1.0 CB A:THR112 3.3 11.0 1.0 N A:SER233 3.4 11.5 1.0 PB A:ANP601 3.4 14.3 1.0 PG A:ANP601 3.5 17.2 1.0 CA A:SER233 3.7 11.7 1.0 N3B A:ANP601 3.9 16.2 1.0 O A:HOH388 4.1 8.1 1.0 O1G A:ANP601 4.2 18.1 1.0 OD1 A:ASP265 4.2 15.9 1.0 N A:THR112 4.2 10.7 1.0 CG2 A:THR112 4.3 8.8 1.0 OD2 A:ASP265 4.3 11.8 1.0 O1B A:ANP601 4.3 11.3 1.0 CA A:THR112 4.4 10.6 1.0 O1A A:ANP601 4.4 17.3 1.0 C A:SER232 4.5 12.8 1.0 O3A A:ANP601 4.5 18.2 1.0 O A:TYR231 4.5 16.4 1.0 CG A:ASP265 4.7 13.5 1.0 O2G A:ANP601 4.7 21.1 1.0 O A:LEU266 4.7 8.3 1.0 NH2 A:ARG221 4.7 9.8 1.0 PA A:ANP601 4.8 20.0 1.0 NH1 A:ARG221 4.8 8.4 1.0 C A:SER233 4.9 10.6 1.0 CZ A:ARG221 4.9 9.4 1.0 CA A:SER232 4.9 13.4 1.0 CE A:LYS111 4.9 8.8 1.0 CB A:LYS111 5.0 8.8 1.0

Magnesium binding site 2 out of 2 in the Human Kinesin EG5 Motor Domain in Complex with Amppnp and MG2+


Mono view


Stereo pair view

A full contact list of Magnesium with other atoms in the Mg binding site number 2 of Human Kinesin EG5 Motor Domain in Complex with Amppnp and MG2+ within 5.0Å range: probe atom residue distance (Å) B Occ B:Mg502 b:31.4 occ:1.00 O2B B:ANP602 2.1 19.7 1.0 O B:HOH431 2.2 18.2 1.0 OG B:SER233 2.2 15.0 1.0 OG1 B:THR112 2.3 13.8 1.0 O3G B:ANP602 2.4 23.0 1.0 O B:HOH396 2.5 16.1 1.0 CB B:SER233 2.8 19.2 1.0 CB B:THR112 3.4 14.5 1.0 PB B:ANP602 3.5 21.0 1.0 N B:SER233 3.6 18.7 1.0 PG B:ANP602 3.6 20.4 1.0 CA B:SER233 3.7 20.1 1.0 O B:HOH379 3.9 13.1 1.0 N3B B:ANP602 3.9 20.7 1.0 OD1 B:ASP265 4.0 19.2 1.0 N B:THR112 4.1 14.1 1.0 OD2 B:ASP265 4.1 17.4 1.0 O1G B:ANP602 4.2 25.9 1.0 O1B B:ANP602 4.3 15.2 1.0 CA B:THR112 4.3 14.1 1.0 NH2 B:ARG221 4.4 16.0 1.0 CG B:ASP265 4.5 18.3 1.0 O B:LEU266 4.5 13.2 1.0 CG2 B:THR112 4.5 11.1 1.0 O3A B:ANP602 4.6 23.4 1.0 C B:SER232 4.6 20.8 1.0 O1A B:ANP602 4.6 25.9 1.0 CE B:LYS111 4.7 7.9 1.0 CZ B:ARG221 4.8 19.4 1.0 O B:TYR231 4.8 24.0 1.0 CB B:LYS111 4.8 8.8 1.0 O2G B:ANP602 4.9 26.8 1.0 PA B:ANP602 4.9 21.4 1.0 C B:SER233 4.9 19.3 1.0 NH1 B:ARG221 4.9 17.9 1.0

C.L.Parke, E.J.Wojcik, S.Kim, D.K.Worthylake. Atp Hydrolysis in EG5 Kinesin Involves A Catalytic Two-Water Mechanism. J.Biol.Chem. V. 285 5859 2010.
ISSN: ISSN 0021-9258
PubMed: 20018897
DOI: 10.1074/JBC.M109.071233