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Calcium in PDB 1hcu: Alpha-1,2-Mannosidase From Trichoderma Reesei

Enzymatic activity of Alpha-1,2-Mannosidase From Trichoderma Reesei

All present enzymatic activity of Alpha-1,2-Mannosidase From Trichoderma Reesei:
3.2.1.113;

Protein crystallography data

The structure of Alpha-1,2-Mannosidase From Trichoderma Reesei, PDB code: 1hcu was solved by F.Van Petegem, H.Contreras, R.Contreras, J.Van Beeumen, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å) 20.00 / 2.37
Space group P 1 21 1
Cell size a, b, c (Å), α, β, γ (°) 86.201, 106.836, 101.388, 90.00, 99.42, 90.00
R / Rfree (%) 17.7 / 23.2

Calcium Binding Sites:

The binding sites of Calcium atom in the Alpha-1,2-Mannosidase From Trichoderma Reesei (pdb code 1hcu). This binding sites where shown within 5.0 Angstroms radius around Calcium atom.
In total 4 binding sites of Calcium where determined in the Alpha-1,2-Mannosidase From Trichoderma Reesei, PDB code: 1hcu:
Jump to Calcium binding site number: 1; 2; 3; 4;

Calcium binding site 1 out of 4 in 1hcu

Go back to Calcium Binding Sites List in 1hcu
Calcium binding site 1 out of 4 in the Alpha-1,2-Mannosidase From Trichoderma Reesei


Mono view


Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 1 of Alpha-1,2-Mannosidase From Trichoderma Reesei within 5.0Å range:
probe atom residue distance (Å) B Occ
A:Ca1495

b:23.5
occ:1.00
O A:THR485 2.7 14.8 1.0
O A:HOH2182 2.7 16.5 1.0
O A:HOH2296 2.8 11.6 1.0
O A:HOH2264 2.8 46.7 1.0
O A:HOH2311 2.8 18.8 1.0
OG1 A:THR485 2.9 15.2 1.0
O A:HOH2183 2.9 12.4 1.0
O A:HOH2295 3.2 44.6 1.0
C A:THR485 3.7 14.3 1.0
CB A:THR485 3.8 13.1 1.0
CA A:THR485 4.0 13.3 1.0
OE2 A:GLU249 4.1 15.9 1.0
CG2 A:THR485 4.1 15.4 1.0
OE2 A:GLU456 4.1 15.1 1.0
O A:HOH2222 4.2 12.6 1.0
O A:HOH2297 4.2 4.8 1.0
OE1 A:GLU249 4.6 16.5 1.0
OE1 A:GLU456 4.7 17.5 1.0
OE1 A:GLU396 4.8 18.6 1.0
O A:HOH2083 4.8 21.3 1.0
CD A:GLU249 4.8 15.5 1.0
OE1 A:GLU393 4.8 22.0 1.0
N A:GLU486 4.9 15.0 1.0
CD A:GLU456 4.9 16.6 1.0

Calcium binding site 2 out of 4 in 1hcu

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Calcium binding site 2 out of 4 in the Alpha-1,2-Mannosidase From Trichoderma Reesei


Mono view


Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 2 of Alpha-1,2-Mannosidase From Trichoderma Reesei within 5.0Å range:
probe atom residue distance (Å) B Occ
B:Ca1495

b:30.1
occ:1.00
OG1 B:THR485 2.6 7.8 1.0
O B:THR485 2.7 9.9 1.0
O B:HOH2245 2.7 19.1 1.0
O B:HOH2170 2.9 19.4 1.0
O B:HOH2305 2.9 24.0 1.0
O B:HOH2169 3.0 1.0 1.0
O B:HOH2241 3.0 27.3 1.0
O B:HOH2284 3.2 33.5 1.0
C B:THR485 3.6 11.6 1.0
CB B:THR485 3.7 8.6 1.0
CA B:THR485 3.9 9.2 1.0
OE1 B:GLU249 4.0 8.5 1.0
OE2 B:GLU456 4.1 14.4 1.0
O B:HOH2283 4.1 13.2 1.0
O B:HOH2201 4.2 9.6 1.0
CG2 B:THR485 4.3 4.0 1.0
OE1 B:GLU393 4.4 28.3 1.0
OE2 B:GLU249 4.4 9.6 1.0
O B:HOH2168 4.4 14.8 1.0
CD B:GLU249 4.6 10.7 1.0
OE1 B:GLU396 4.7 14.6 1.0
OE1 B:GLU456 4.7 16.4 1.0
CD B:GLU456 4.8 16.4 1.0
N B:GLU486 4.9 13.6 1.0
O B:HOH2306 4.9 22.6 1.0

Calcium binding site 3 out of 4 in 1hcu

Go back to Calcium Binding Sites List in 1hcu
Calcium binding site 3 out of 4 in the Alpha-1,2-Mannosidase From Trichoderma Reesei


Mono view


Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 3 of Alpha-1,2-Mannosidase From Trichoderma Reesei within 5.0Å range:
probe atom residue distance (Å) B Occ
C:Ca1494

b:33.3
occ:1.00
O C:THR485 2.7 17.9 1.0
O C:HOH2251 2.8 31.4 1.0
O C:HOH2055 2.9 34.9 1.0
O C:HOH2215 2.9 9.4 1.0
O C:HOH2133 2.9 22.6 1.0
OG1 C:THR485 2.9 20.7 1.0
O C:HOH2213 3.2 40.1 1.0
C C:THR485 3.6 19.5 1.0
CB C:THR485 3.8 19.4 1.0
CA C:THR485 3.9 19.2 1.0
O C:HOH2132 4.0 19.8 1.0
O C:HOH2252 4.0 20.8 1.0
OE2 C:GLU249 4.1 15.3 1.0
CG2 C:THR485 4.1 20.7 1.0
OE2 C:GLU456 4.2 15.8 1.0
OE2 C:GLU393 4.3 38.8 1.0
O C:HOH2163 4.5 17.2 1.0
OE1 C:GLU396 4.7 19.6 1.0
OE1 C:GLU249 4.7 14.1 1.0
OE1 C:GLU393 4.7 33.8 1.0
CD C:GLU249 4.8 15.8 1.0
N C:GLU486 4.8 19.4 1.0
OE1 C:GLU456 4.9 19.8 1.0
O C:HOH2266 5.0 29.6 1.0
CD C:GLU456 5.0 16.8 1.0
CD C:GLU393 5.0 32.9 1.0

Calcium binding site 4 out of 4 in 1hcu

Go back to Calcium Binding Sites List in 1hcu
Calcium binding site 4 out of 4 in the Alpha-1,2-Mannosidase From Trichoderma Reesei


Mono view


Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 4 of Alpha-1,2-Mannosidase From Trichoderma Reesei within 5.0Å range:
probe atom residue distance (Å) B Occ
D:Ca1495

b:37.0
occ:1.00
O D:THR485 2.7 22.5 1.0
O D:HOH2186 2.7 33.3 1.0
O D:HOH2197 2.8 16.9 1.0
O D:HOH2100 2.9 17.8 1.0
O D:HOH2099 2.9 9.8 1.0
O D:HOH2162 2.9 49.3 1.0
OG1 D:THR485 3.2 20.2 1.0
OE2 D:GLU456 3.7 26.2 1.0
C D:THR485 3.7 20.9 1.0
O D:HOH2187 3.9 12.7 1.0
CB D:THR485 4.2 20.8 1.0
OE1 D:GLU249 4.2 22.1 1.0
OE2 D:GLU393 4.2 33.2 1.0
CA D:THR485 4.2 20.6 1.0
O D:HOH2098 4.3 25.4 1.0
OE1 D:GLU456 4.4 27.5 1.0
CD D:GLU456 4.5 26.9 1.0
OE1 D:GLU396 4.5 22.6 1.0
O D:HOH2095 4.6 20.4 1.0
CG2 D:THR485 4.6 19.9 1.0
OE2 D:GLU249 4.8 22.6 1.0
N D:GLU486 4.9 20.3 1.0
CD D:GLU249 4.9 20.6 1.0

Reference:

F.Van Petegem, H.Contreras, R.Contreras, J.Van Beeumen. Trichoderma Reesei Alpha-1,2-Mannosidase: Structural Basis For the Cleavage of Four Consecutive Mannose Residues J.Mol.Biol. V. 312 157 2001.
ISSN: ISSN 0022-2836
PubMed: 11545593
DOI: 10.1006/JMBI.2001.4946
Page generated: Sat Dec 12 02:59:18 2020

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