Magnesium in PDB 1e9i: Enolase From E.Coli

All present enzymatic activity of Enolase From E.Coli:
4.2.1.11;

The structure of Enolase From E.Coli, PDB code: 1e9i was solved by K.Kuhnel, A.J.Carpousis, B.Luisi, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	27.97 / 2.48
Space group	C 1 2 1
Cell size a, b, c (Å), α, β, γ (°)	107.883, 150.006, 127.411, 90.00, 109.18, 90.00
R / Rfree (%)	22.9 / 27.6

The binding sites of Magnesium atom in the Enolase From E.Coli (pdb code 1e9i). This binding sites where shown within 5.0 Angstroms radius around Magnesium atom.
In total 5 binding sites of Magnesium where determined in the Enolase From E.Coli, PDB code: 1e9i:
Jump to Magnesium binding site number: 1; 2; 3; 4; 5;

Magnesium binding site 1 out of 5 in the Enolase From E.Coli


Mono view


Stereo pair view

A full contact list of Magnesium with other atoms in the Mg binding site number 1 of Enolase From E.Coli within 5.0Å range: probe atom residue distance (Å) B Occ A:Mg1431 b:31.6 occ:1.00 O A:HOH2080 1.9 31.7 1.0 O A:HOH2095 2.0 36.9 1.0 OD2 A:ASP316 2.0 25.1 1.0 OE2 A:GLU289 2.1 34.4 1.0 O A:HOH2052 2.2 40.1 1.0 OD2 A:ASP245 2.4 32.0 1.0 CG A:ASP316 3.1 27.1 1.0 CG A:ASP245 3.3 34.5 1.0 CD A:GLU289 3.3 30.7 1.0 OD1 A:ASP245 3.5 35.8 1.0 CB A:ASP316 3.6 28.2 1.0 O A:HOH2054 3.8 31.3 1.0 O A:HOH2099 3.9 49.4 1.0 NZ A:LYS392 4.1 33.8 1.0 OE1 A:GLU289 4.1 31.0 1.0 OD2 A:ASP290 4.2 33.1 1.0 OD1 A:ASP316 4.2 24.3 1.0 CG A:GLU289 4.3 27.6 1.0 NE2 A:GLN166 4.3 30.6 1.0 O A:HOH2015 4.4 31.6 1.0 O A:HOH2118 4.4 30.7 1.0 CB A:ASP245 4.6 32.7 1.0 NZ A:LYS341 4.6 40.1 1.0 CD2 A:LEU339 4.7 34.8 1.0 O A:HOH2050 4.9 60.4 1.0

Magnesium binding site 2 out of 5 in the Enolase From E.Coli


Mono view


Stereo pair view

A full contact list of Magnesium with other atoms in the Mg binding site number 2 of Enolase From E.Coli within 5.0Å range: probe atom residue distance (Å) B Occ B:Mg1431 b:42.8 occ:1.00 O B:HOH2086 2.0 40.2 1.0 OE2 B:GLU289 2.1 59.4 1.0 O B:HOH2087 2.1 61.4 1.0 OD2 B:ASP245 2.2 62.3 1.0 OD2 B:ASP316 2.4 52.9 1.0 CD B:GLU289 3.2 59.3 1.0 CG B:ASP245 3.2 66.1 1.0 CG B:ASP316 3.3 54.9 1.0 OD1 B:ASP245 3.6 65.3 1.0 CB B:ASP316 3.6 55.8 1.0 OD2 B:ASP290 3.8 54.0 1.0 OE1 B:GLU289 4.0 60.9 1.0 NZ B:LYS392 4.0 42.2 1.0 CG B:GLU289 4.0 59.9 1.0 NE2 B:GLN166 4.3 66.5 1.0 O B:HOH2092 4.4 49.5 1.0 OD1 B:ASP316 4.4 54.9 1.0 O B:HOH2080 4.5 47.8 1.0 CD2 B:LEU339 4.5 34.2 1.0 CB B:ASP245 4.5 68.5 1.0 CG B:ASP290 4.9 53.0 1.0 NZ B:LYS341 4.9 28.2 1.0 OE2 B:GLU167 5.0 63.5 1.0 CB B:GLU289 5.0 60.1 1.0

Magnesium binding site 3 out of 5 in the Enolase From E.Coli


Mono view


Stereo pair view

A full contact list of Magnesium with other atoms in the Mg binding site number 3 of Enolase From E.Coli within 5.0Å range: probe atom residue distance (Å) B Occ C:Mg1429 b:68.4 occ:1.00 O C:HOH2080 1.9 44.0 1.0 O C:HOH2098 1.9 50.0 1.0 OE2 C:GLU289 2.0 60.4 1.0 O C:HOH2077 2.4 57.6 1.0 OD2 C:ASP316 2.8 77.3 1.0 OD2 C:ASP245 2.9 80.2 1.0 O C:HOH2082 3.1 44.0 1.0 CD C:GLU289 3.2 62.5 1.0 NZ C:LYS392 3.4 37.0 1.0 CG C:ASP316 3.4 77.0 1.0 O C:HOH2083 3.7 49.2 1.0 CB C:ASP316 3.8 76.0 1.0 OE1 C:GLU289 3.9 61.1 1.0 CG C:ASP245 3.9 81.4 1.0 CD2 C:LEU339 4.1 43.5 1.0 OD2 C:ASP290 4.1 85.5 1.0 OD1 C:ASP245 4.2 83.7 1.0 OD1 C:ASP316 4.3 77.7 1.0 CG C:GLU289 4.3 63.6 1.0 OE2 C:GLU167 4.5 70.8 1.0 CE C:LYS392 4.8 37.6 1.0 NZ C:LYS341 4.9 46.6 1.0

Magnesium binding site 4 out of 5 in the Enolase From E.Coli


Mono view


Stereo pair view

A full contact list of Magnesium with other atoms in the Mg binding site number 4 of Enolase From E.Coli within 5.0Å range: probe atom residue distance (Å) B Occ D:Mg1432 b:43.3 occ:1.00 O D:HOH2082 2.0 32.5 1.0 OE2 D:GLU289 2.1 35.8 1.0 OD2 D:ASP316 2.1 37.2 1.0 OD2 D:ASP245 2.4 28.3 1.0 O D:HOH2114 2.5 44.7 1.0 CG D:ASP316 3.1 38.1 1.0 CG D:ASP245 3.2 31.6 1.0 CD D:GLU289 3.2 30.0 1.0 OD1 D:ASP245 3.4 30.6 1.0 OD2 D:ASP290 3.4 28.3 1.0 O D:HOH2108 3.5 31.3 1.0 MG D:MG1433 3.5 41.4 1.0 CB D:ASP316 3.6 37.2 1.0 O D:HOH2109 3.7 35.4 1.0 NE2 D:GLN166 4.0 41.3 1.0 CG D:GLU289 4.1 28.8 1.0 OE1 D:GLU289 4.1 31.8 1.0 NZ D:LYS392 4.2 27.3 1.0 OD1 D:ASP316 4.2 39.6 1.0 NZ D:LYS341 4.2 36.7 1.0 CD2 D:LEU339 4.3 30.2 1.0 OE2 D:GLU167 4.4 36.1 1.0 CG D:ASP290 4.6 29.2 1.0 CB D:ASP245 4.6 33.6 1.0 OD2 D:ASP317 4.8 33.2 1.0 O3 D:SO41434 4.8 52.8 1.0 CB D:ALA247 4.8 42.8 1.0 OD1 D:ASP317 4.9 31.9 1.0

Magnesium binding site 5 out of 5 in the Enolase From E.Coli


Mono view


Stereo pair view

A full contact list of Magnesium with other atoms in the Mg binding site number 5 of Enolase From E.Coli within 5.0Å range: probe atom residue distance (Å) B Occ D:Mg1433 b:41.4 occ:1.00 O D:HOH2109 2.0 35.4 1.0 O2 D:SO41434 2.2 47.4 1.0 O D:HOH2108 2.2 31.3 1.0 OG D:SER41 2.3 49.8 1.0 O D:SER41 2.6 54.9 1.0 S D:SO41434 3.3 52.0 1.0 CB D:SER41 3.4 52.7 1.0 O3 D:SO41434 3.4 52.8 1.0 C D:SER41 3.5 53.4 1.0 MG D:MG1432 3.5 43.3 1.0 OD2 D:ASP316 3.6 37.2 1.0 O D:HOH2114 3.7 44.7 1.0 OD1 D:ASP317 3.7 31.9 1.0 NZ D:LYS341 3.8 36.7 1.0 CA D:SER41 4.0 53.4 1.0 O4 D:SO41434 4.0 52.2 1.0 OD2 D:ASP317 4.2 33.2 1.0 NE2 D:GLN166 4.2 41.3 1.0 NH2 D:ARG370 4.2 39.5 1.0 CG D:ASP317 4.4 34.3 1.0 N D:SER41 4.4 52.1 1.0 OE1 D:GLN166 4.4 44.1 1.0 O1 D:SO41434 4.5 47.2 1.0 N D:THR42 4.5 53.9 1.0 O D:HOH2082 4.6 32.5 1.0 CG D:ASP316 4.6 38.1 1.0 CD D:GLN166 4.8 42.0 1.0 CA D:THR42 4.9 53.3 1.0

K.Kuhnel, B.Luisi. Crystal Structure of the Escherichia Coli Rna Degradosome Component Enolase J.Mol.Biol. V. 313 583 2001.
ISSN: ISSN 0022-2836
PubMed: 11676541
DOI: 10.1006/JMBI.2001.5065