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Magnesium in PDB 1b4k: High Resolution Crystal Structure of A MG2-Dependent 5-Aminolevulinic Acid Dehydratase

Enzymatic activity of High Resolution Crystal Structure of A MG2-Dependent 5-Aminolevulinic Acid Dehydratase

All present enzymatic activity of High Resolution Crystal Structure of A MG2-Dependent 5-Aminolevulinic Acid Dehydratase:
4.2.1.24;

Protein crystallography data

The structure of High Resolution Crystal Structure of A MG2-Dependent 5-Aminolevulinic Acid Dehydratase, PDB code: 1b4k was solved by N.Frankenberg, D.Jahn, D.W.Heinz, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å) 51.30 / 1.67
Space group P 4 21 2
Cell size a, b, c (Å), α, β, γ (°) 128.240, 128.240, 86.220, 90.00, 90.00, 90.00
R / Rfree (%) 17.8 / 20.8

Magnesium Binding Sites:

The binding sites of Magnesium atom in the High Resolution Crystal Structure of A MG2-Dependent 5-Aminolevulinic Acid Dehydratase (pdb code 1b4k). 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 High Resolution Crystal Structure of A MG2-Dependent 5-Aminolevulinic Acid Dehydratase, PDB code: 1b4k:

Magnesium binding site 1 out of 1 in 1b4k

Go back to Magnesium Binding Sites List in 1b4k
Magnesium binding site 1 out of 1 in the High Resolution Crystal Structure of A MG2-Dependent 5-Aminolevulinic Acid Dehydratase


Mono view


Stereo pair view

A full contact list of Magnesium with other atoms in the Mg binding site number 1 of High Resolution Crystal Structure of A MG2-Dependent 5-Aminolevulinic Acid Dehydratase within 5.0Å range:
probe atom residue distance (Å) B Occ
A:Mg402

b:12.8
occ:1.00
OE1 A:GLU245 2.0 12.0 1.0
O A:HOH505 2.2 13.5 1.0
O A:HOH501 2.3 12.1 1.0
O A:HOH504 2.3 11.2 1.0
O A:HOH502 2.3 14.3 1.0
O A:HOH503 2.3 12.2 1.0
CD A:GLU245 3.1 12.4 1.0
OE2 A:GLU245 3.4 12.9 1.0
NH1 A:ARG181 3.8 14.3 1.0
OD1 A:ASP249 3.9 12.1 1.0
O A:HOH525 4.0 14.2 1.0
O A:HOH545 4.2 14.5 1.0
OD2 A:ASP249 4.3 11.9 1.0
O A:HOH517 4.3 13.3 1.0
O A:MET178 4.3 14.0 1.0
CG A:GLU245 4.4 11.6 1.0
O A:SER203 4.4 11.8 1.0
OD1 A:ASP179 4.5 13.6 1.0
CG A:ASP249 4.5 11.9 1.0
O A:GLU245 4.5 11.2 1.0
CB A:GLU245 4.5 11.8 1.0
CA A:GLU245 4.7 12.1 1.0
CA A:ASP179 4.8 11.2 1.0
O B:HOH534 4.8 23.5 1.0
SD A:MET177 4.8 11.1 1.0
CE A:MET177 4.9 13.4 1.0

Reference:

N.Frankenberg, P.T.Erskine, J.B.Cooper, P.M.Shoolingin-Jordan, D.Jahn, D.W.Heinz. High Resolution Crystal Structure of A MG2+-Dependent Porphobilinogen Synthase. J.Mol.Biol. V. 289 591 1999.
ISSN: ISSN 0022-2836
PubMed: 10356331
DOI: 10.1006/JMBI.1999.2808
Page generated: Mon Dec 14 03:43:50 2020

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