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Magnesium in PDB 1g4c: Crystal Structure of A Complex of Hppk(R92A) From E.Coli with MG2+ at 1.65 Angstrom Resolution

Enzymatic activity of Crystal Structure of A Complex of Hppk(R92A) From E.Coli with MG2+ at 1.65 Angstrom Resolution

All present enzymatic activity of Crystal Structure of A Complex of Hppk(R92A) From E.Coli with MG2+ at 1.65 Angstrom Resolution:
2.7.6.3;

Protein crystallography data

The structure of Crystal Structure of A Complex of Hppk(R92A) From E.Coli with MG2+ at 1.65 Angstrom Resolution, PDB code: 1g4c was solved by J.Blaszczyk, X.Ji, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å) 30.00 / 1.65
Space group P 1 21 1
Cell size a, b, c (Å), α, β, γ (°) 42.351, 47.210, 71.306, 90.00, 105.61, 90.00
R / Rfree (%) 20.5 / 23.6

Other elements in 1g4c:

The structure of Crystal Structure of A Complex of Hppk(R92A) From E.Coli with MG2+ at 1.65 Angstrom Resolution also contains other interesting chemical elements:

Chlorine (Cl) 3 atoms

Magnesium Binding Sites:

The binding sites of Magnesium atom in the Crystal Structure of A Complex of Hppk(R92A) From E.Coli with MG2+ at 1.65 Angstrom Resolution (pdb code 1g4c). This binding sites where shown within 5.0 Angstroms radius around Magnesium atom.
In total 3 binding sites of Magnesium where determined in the Crystal Structure of A Complex of Hppk(R92A) From E.Coli with MG2+ at 1.65 Angstrom Resolution, PDB code: 1g4c:
Jump to Magnesium binding site number: 1; 2; 3;

Magnesium binding site 1 out of 3 in 1g4c

Go back to Magnesium Binding Sites List in 1g4c
Magnesium binding site 1 out of 3 in the Crystal Structure of A Complex of Hppk(R92A) From E.Coli with MG2+ at 1.65 Angstrom Resolution


Mono view


Stereo pair view

A full contact list of Magnesium with other atoms in the Mg binding site number 1 of Crystal Structure of A Complex of Hppk(R92A) From E.Coli with MG2+ at 1.65 Angstrom Resolution within 5.0Å range:
probe atom residue distance (Å) B Occ
A:Mg361

b:20.6
occ:1.00
 O A:HOH540 1.9 23.6 1.0
O B:HOH544 2.0 16.7 1.0
O A:HOH504 2.1 14.2 1.0
O A:HOH486 2.1 17.6 1.0
O B:HOH517 2.2 25.0 1.0
O A:HOH710 4.0 47.5 1.0
O A:GLY26 4.0 34.4 1.0
OD1 B:ASP249 4.0 15.9 1.0
OD2 B:ASP249 4.1 16.1 1.0
O A:SER31 4.1 12.3 1.0
O A:HOH455 4.2 20.1 1.0
O A:ILE28 4.3 10.2 1.0
O B:HOH554 4.3 16.6 1.0
CG B:ASP249 4.5 20.2 1.0
O A:ASP27 4.6 17.0 1.0
NE2 B:GLN250 4.7 31.6 1.0
C A:ASP27 4.8 12.8 1.0
CG B:PRO247 4.8 14.7 1.0
CA A:ASP27 4.8 16.7 1.0
CB B:PRO247 4.9 17.1 1.0

Magnesium binding site 2 out of 3 in 1g4c

Go back to Magnesium Binding Sites List in 1g4c
Magnesium binding site 2 out of 3 in the Crystal Structure of A Complex of Hppk(R92A) From E.Coli with MG2+ at 1.65 Angstrom Resolution


Mono view


Stereo pair view

A full contact list of Magnesium with other atoms in the Mg binding site number 2 of Crystal Structure of A Complex of Hppk(R92A) From E.Coli with MG2+ at 1.65 Angstrom Resolution within 5.0Å range:
probe atom residue distance (Å) B Occ
B:Mg362

b:11.4
occ:1.00
 OD1 B:ASP297 2.0 11.3 1.0
OE2 A:GLU16 2.0 14.5 1.0
O B:HOH406 2.0 11.1 1.0
OD1 B:ASP295 2.1 12.7 1.0
O A:HOH534 2.2 12.7 1.0
O A:HOH424 2.2 12.6 1.0
CD A:GLU16 2.9 16.4 1.0
CG B:ASP297 3.0 9.1 1.0
CG B:ASP295 3.1 16.9 1.0
OE1 A:GLU16 3.2 14.5 1.0
O A:HOH638 3.4 35.6 1.0
OD2 B:ASP297 3.4 12.3 1.0
OD2 B:ASP295 3.4 16.5 1.0
MG B:MG363 3.5 16.3 1.0
O A:HOH460 4.0 22.0 1.0
OE2 B:GLU277 4.0 11.9 1.0
O B:LEU296 4.2 12.7 1.0
O A:HOH675 4.2 39.1 1.0
O A:HOH542 4.3 23.6 1.0
O B:HOH483 4.3 23.8 1.0
CB B:ASP297 4.3 9.7 1.0
CG A:GLU16 4.3 15.5 1.0
O A:HOH586 4.4 26.6 1.0
CB B:ASP295 4.5 11.6 1.0
C B:LEU296 4.5 11.6 1.0
CA B:ASP297 4.6 9.7 1.0
O B:HOH545 4.6 29.7 1.0
N B:LEU296 4.7 7.5 1.0
O B:HOH431 4.7 14.2 1.0
N B:ASP297 4.8 9.7 1.0
CA B:ASP295 4.8 10.2 1.0
O B:HOH561 4.9 20.8 1.0

Magnesium binding site 3 out of 3 in 1g4c

Go back to Magnesium Binding Sites List in 1g4c
Magnesium binding site 3 out of 3 in the Crystal Structure of A Complex of Hppk(R92A) From E.Coli with MG2+ at 1.65 Angstrom Resolution


Mono view


Stereo pair view

A full contact list of Magnesium with other atoms in the Mg binding site number 3 of Crystal Structure of A Complex of Hppk(R92A) From E.Coli with MG2+ at 1.65 Angstrom Resolution within 5.0Å range:
probe atom residue distance (Å) B Occ
B:Mg363

b:16.3
occ:1.00
 O B:HOH431 2.0 14.2 1.0
OD2 B:ASP295 2.0 16.5 1.0
OD2 B:ASP297 2.1 12.3 1.0
O A:HOH424 2.1 12.6 1.0
O B:HOH545 2.1 29.7 1.0
O B:HOH466 2.1 23.6 1.0
CG B:ASP297 3.0 9.1 1.0
CG B:ASP295 3.1 16.9 1.0
OD1 B:ASP297 3.4 11.3 1.0
OD1 B:ASP295 3.4 12.7 1.0
MG B:MG362 3.5 11.4 1.0
OE1 A:GLU16 3.9 14.5 1.0
O A:HOH586 3.9 26.6 1.0
O B:HOH434 3.9 16.7 1.0
O A:HOH675 4.0 39.1 1.0
CE1 B:HIS315 4.2 12.8 1.0
O B:HOH703 4.2 45.4 1.0
CE B:MET324 4.3 15.2 1.0
NH1 B:ARG321 4.3 36.8 1.0
O B:HOH474 4.3 24.8 1.0
O B:HOH628 4.3 36.9 1.0
CB B:ASP295 4.4 11.6 1.0
CB B:ASP297 4.4 9.7 1.0
NE2 B:HIS315 4.5 18.0 1.0
OE2 A:GLU16 4.7 14.5 1.0
CD A:GLU16 4.7 16.4 1.0
O A:HOH534 4.8 12.7 1.0
O B:HOH757 5.0 33.5 1.0

Reference:

J.Blaszczyk, Y.Li, G.Shi, H.Yan, X.Ji. Dynamic Roles of Arginine Residues 82 and 92 of Escherichia Coli 6-Hydroxymethyl-7,8-Dihydropterin Pyrophosphokinase: Crystallographic Studies Biochemistry V. 42 1573 2003.
ISSN: ISSN 0006-2960
PubMed: 12578370
DOI: 10.1021/BI0267994
Page generated: Mon Dec 14 05:57:07 2020

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