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Calcium in PDB 4ttu: N-Terminally Truncated Dextransucrase Dsr-E From Leuconostoc Mesenteroides Nrrl B-1299 in Complex with Isomaltotriose

Enzymatic activity of N-Terminally Truncated Dextransucrase Dsr-E From Leuconostoc Mesenteroides Nrrl B-1299 in Complex with Isomaltotriose

All present enzymatic activity of N-Terminally Truncated Dextransucrase Dsr-E From Leuconostoc Mesenteroides Nrrl B-1299 in Complex with Isomaltotriose:
2.4.1.5;

Protein crystallography data

The structure of N-Terminally Truncated Dextransucrase Dsr-E From Leuconostoc Mesenteroides Nrrl B-1299 in Complex with Isomaltotriose, PDB code: 4ttu was solved by Y.Brison, M.Remaud-Simeon, L.Mourey, S.Tranier, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å) 43.99 / 2.18
Space group P 21 21 21
Cell size a, b, c (Å), α, β, γ (°) 68.290, 100.100, 184.430, 90.00, 90.00, 90.00
R / Rfree (%) 16.6 / 21.3

Other elements in 4ttu:

The structure of N-Terminally Truncated Dextransucrase Dsr-E From Leuconostoc Mesenteroides Nrrl B-1299 in Complex with Isomaltotriose also contains other interesting chemical elements:

Iodine (I) 3 atoms
Sodium (Na) 1 atom

Calcium Binding Sites:

The binding sites of Calcium atom in the N-Terminally Truncated Dextransucrase Dsr-E From Leuconostoc Mesenteroides Nrrl B-1299 in Complex with Isomaltotriose (pdb code 4ttu). This binding sites where shown within 5.0 Angstroms radius around Calcium atom.
In total only one binding site of Calcium was determined in the N-Terminally Truncated Dextransucrase Dsr-E From Leuconostoc Mesenteroides Nrrl B-1299 in Complex with Isomaltotriose, PDB code: 4ttu:

Calcium binding site 1 out of 1 in 4ttu

Go back to Calcium Binding Sites List in 4ttu
Calcium binding site 1 out of 1 in the N-Terminally Truncated Dextransucrase Dsr-E From Leuconostoc Mesenteroides Nrrl B-1299 in Complex with Isomaltotriose


Mono view


Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 1 of N-Terminally Truncated Dextransucrase Dsr-E From Leuconostoc Mesenteroides Nrrl B-1299 in Complex with Isomaltotriose within 5.0Å range:
probe atom residue distance (Å) B Occ
A:Ca2901

b:15.7
occ:1.00
 O A:ASP2164 2.3 16.7 1.0
O A:PHE2214 2.3 12.7 1.0
OD1 A:ASN2693 2.4 14.0 1.0
O A:HOH3089 2.4 9.9 1.0
O A:HOH3196 2.4 15.2 1.0
OD1 A:ASP2170 2.6 16.8 1.0
OD2 A:ASP2170 2.6 14.3 1.0
CG A:ASP2170 2.9 16.0 1.0
C A:ASP2164 3.4 17.2 1.0
CG A:ASN2693 3.5 15.9 1.0
C A:PHE2214 3.5 13.8 1.0
CB A:PHE2214 4.1 14.4 1.0
O A:ASN2693 4.1 15.8 1.0
CA A:ASP2164 4.1 17.4 1.0
OD1 A:ASP2164 4.1 18.6 1.0
ND2 A:ASN2693 4.2 16.5 1.0
O A:HOH3612 4.2 17.6 1.0
O A:HOH3236 4.3 18.9 1.0
CA A:PHE2214 4.3 13.6 1.0
O A:VAL2171 4.4 14.1 1.0
CB A:ASP2170 4.5 15.7 1.0
N A:PHE2165 4.5 17.7 1.0
N A:ILE2215 4.5 13.7 1.0
ND2 A:ASN2801 4.6 17.2 1.0
CA A:ILE2215 4.6 14.8 1.0
CG2 A:ILE2215 4.6 15.6 1.0
CB A:ASN2693 4.6 14.2 1.0
CA A:ASN2693 4.8 14.3 1.0
CA A:PHE2165 4.8 17.6 1.0
O A:HOH3052 4.8 16.1 1.0
C A:ASN2693 4.9 14.4 1.0
ND2 A:ASN2173 5.0 17.1 1.0

Reference:

Y.Brison, Y.Malbert, G.Czaplicki, L.Mourey, M.Remaud-Simeon, S.Tranier. Structural Insights Into the Carbohydrate Binding Ability of An Alpha-(12) Branching Sucrase From Glycoside Hydrolase Family 70. J.Biol.Chem. V. 291 7527 2016.
ISSN: ESSN 1083-351X
PubMed: 26865636
DOI: 10.1074/JBC.M115.688796
Page generated: Wed Jul 9 02:08:58 2025

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