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Calcium in PDB 1x8l: Crystal Structure of Retinol Dehydratase in Complex with All-Trans-4-Oxoretinol and Inactive Cofactor Pap

Protein crystallography data

The structure of Crystal Structure of Retinol Dehydratase in Complex with All-Trans-4-Oxoretinol and Inactive Cofactor Pap, PDB code: 1x8l was solved by S.Pakhomova, J.Buck, M.E.Newcomer, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å) 15.00 / 2.10
Space group P 1 21 1
Cell size a, b, c (Å), α, β, γ (°) 82.506, 67.192, 85.066, 90.00, 111.85, 90.00
R / Rfree (%) 19.6 / 23.1

Other elements in 1x8l:

The structure of Crystal Structure of Retinol Dehydratase in Complex with All-Trans-4-Oxoretinol and Inactive Cofactor Pap also contains other interesting chemical elements:

Mercury (Hg) 2 atoms

Calcium Binding Sites:

The binding sites of Calcium atom in the Crystal Structure of Retinol Dehydratase in Complex with All-Trans-4-Oxoretinol and Inactive Cofactor Pap (pdb code 1x8l). This binding sites where shown within 5.0 Angstroms radius around Calcium atom.
In total 2 binding sites of Calcium where determined in the Crystal Structure of Retinol Dehydratase in Complex with All-Trans-4-Oxoretinol and Inactive Cofactor Pap, PDB code: 1x8l:
Jump to Calcium binding site number: 1; 2;

Calcium binding site 1 out of 2 in 1x8l

Go back to Calcium Binding Sites List in 1x8l
Calcium binding site 1 out of 2 in the Crystal Structure of Retinol Dehydratase in Complex with All-Trans-4-Oxoretinol and Inactive Cofactor Pap


Mono view


Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 1 of Crystal Structure of Retinol Dehydratase in Complex with All-Trans-4-Oxoretinol and Inactive Cofactor Pap within 5.0Å range:
probe atom residue distance (Å) B Occ
A:Ca1104

b:59.7
occ:1.00
O A:GLU118 2.5 19.3 1.0
OD1 A:ASP122 2.5 33.2 1.0
O A:HOH1243 2.8 45.6 1.0
OD1 A:ASN121 3.1 33.2 1.0
C A:GLU118 3.5 20.8 1.0
CG A:ASP122 3.6 34.4 1.0
CG A:ASN121 3.7 30.6 1.0
ND2 A:ASN121 3.9 29.8 1.0
CA A:GLU118 3.9 21.3 1.0
OD2 A:ASP122 4.1 35.7 1.0
N A:ASP122 4.2 32.7 1.0
CB A:GLU118 4.2 21.0 1.0
C A:ASN121 4.5 31.0 1.0
N A:GLU119 4.7 21.1 1.0
CG A:GLU118 4.8 21.4 1.0
CB A:ASP122 4.8 33.9 1.0
N A:ASN121 4.8 27.9 1.0
CA A:ASP122 4.8 33.9 1.0
CB A:ASN121 4.9 30.2 1.0
CA A:ASN121 4.9 29.8 1.0

Calcium binding site 2 out of 2 in 1x8l

Go back to Calcium Binding Sites List in 1x8l
Calcium binding site 2 out of 2 in the Crystal Structure of Retinol Dehydratase in Complex with All-Trans-4-Oxoretinol and Inactive Cofactor Pap


Mono view


Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 2 of Crystal Structure of Retinol Dehydratase in Complex with All-Trans-4-Oxoretinol and Inactive Cofactor Pap within 5.0Å range:
probe atom residue distance (Å) B Occ
B:Ca2204

b:45.5
occ:1.00
OD1 B:ASN121 2.3 39.9 1.0
O B:GLU118 2.4 18.3 1.0
OD1 B:ASP122 2.5 31.6 1.0
CG B:ASN121 3.3 31.4 1.0
C B:GLU118 3.4 19.9 1.0
CG B:ASP122 3.5 33.9 1.0
ND2 B:ASN121 3.7 30.6 1.0
OD2 B:ASP122 3.7 36.1 1.0
CA B:GLU118 4.0 20.3 1.0
CB B:GLU118 4.4 20.0 1.0
N B:ASP122 4.4 32.0 1.0
N B:GLU119 4.6 20.5 1.0
CB B:ASN121 4.7 29.1 1.0
CB B:ASP122 4.7 33.6 1.0
N B:ASN121 5.0 27.3 1.0
CA B:ASP122 5.0 33.6 1.0
CA B:GLU119 5.0 21.8 1.0

Reference:

S.Pakhomova, J.Buck, M.E.Newcomer. The Structures of the Unique Sulfotransferase Retinol Dehydratase with Product and Inhibitors Provide Insight Into Enzyme Mechanism and Inhibition. Protein Sci. V. 14 176 2005.
ISSN: ISSN 0961-8368
PubMed: 15608121
DOI: 10.1110/PS.041061105
Page generated: Fri Jul 12 07:27:56 2024

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