Calcium in PDB 1j4g: Crystal Structure Analysis of the Trichosanthin Delta C7

All present enzymatic activity of Crystal Structure Analysis of the Trichosanthin Delta C7:
3.2.2.22;

The structure of Crystal Structure Analysis of the Trichosanthin Delta C7, PDB code: 1j4g was solved by Y.Ding, H.M.Too, Z.L.Wang, Y.W.Liu, Y.C.Dong, P.C.Shaw, Z.H.Rao, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	30.00 / 2.00
Space group	P 1 21 1
Cell size a, b, c (Å), α, β, γ (°)	71.560, 74.400, 87.560, 90.00, 96.96, 90.00
R / Rfree (%)	17.4 / 23.5

The binding sites of Calcium atom in the Crystal Structure Analysis of the Trichosanthin Delta C7 (pdb code 1j4g). This binding sites where shown within 5.0 Angstroms radius around Calcium atom.
In total 4 binding sites of Calcium where determined in the Crystal Structure Analysis of the Trichosanthin Delta C7, PDB code: 1j4g:
Jump to Calcium binding site number: 1; 2; 3; 4;

Calcium binding site 1 out of 4 in the Crystal Structure Analysis of the Trichosanthin Delta C7


Mono view


Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 1 of Crystal Structure Analysis of the Trichosanthin Delta C7 within 5.0Å range: probe atom residue distance (Å) B Occ A:Ca1202 b:58.6 occ:1.00 O A:HOH1332 2.3 29.2 1.0 O A:HOH1343 2.3 32.2 1.0 O A:HOH1379 2.5 26.6 1.0 O A:HOH1335 2.6 47.4 1.0 O A:HOH1346 2.7 36.4 1.0 NE2 A:GLN200 4.3 16.1 1.0 CB A:SER39 4.4 28.8 1.0 OE1 A:GLN200 4.4 16.3 1.0 O A:LEU37 4.5 13.5 1.0 O A:LEU240 4.5 17.2 1.0 CA A:SER39 4.5 26.6 1.0 CD1 A:LEU36 4.6 19.8 1.0 CD A:GLN200 4.8 16.7 1.0 N A:SER39 5.0 23.6 1.0

Calcium binding site 2 out of 4 in the Crystal Structure Analysis of the Trichosanthin Delta C7


Mono view


Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 2 of Crystal Structure Analysis of the Trichosanthin Delta C7 within 5.0Å range: probe atom residue distance (Å) B Occ B:Ca1201 b:40.6 occ:1.00 O B:HOH1232 2.4 18.3 1.0 O B:HOH1252 2.4 22.1 1.0 O B:HOH1307 2.4 37.2 1.0 O B:HOH1301 2.5 26.6 1.0 O B:HOH1316 3.1 45.2 1.0 O B:LEU240 4.4 17.9 1.0 O B:HOH1373 4.5 42.6 1.0 NE2 B:GLN200 4.5 23.4 1.0 O B:THR67 4.5 16.5 1.0 O B:LEU37 4.5 17.2 1.0 CA B:SER39 4.7 26.6 1.0 CB B:SER39 4.8 29.8 1.0 O B:ARG38 4.9 22.2 1.0 C B:LEU240 5.0 16.2 1.0

Calcium binding site 3 out of 4 in the Crystal Structure Analysis of the Trichosanthin Delta C7


Mono view


Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 3 of Crystal Structure Analysis of the Trichosanthin Delta C7 within 5.0Å range: probe atom residue distance (Å) B Occ C:Ca1204 b:54.8 occ:1.00 O C:HOH1372 2.4 26.3 1.0 O C:HOH1277 2.5 31.0 1.0 C C:LEU240 3.5 15.3 1.0 O C:HOH1342 3.6 32.2 1.0 O C:LEU240 3.7 17.9 1.0 O C:HOH1434 3.9 35.3 1.0 O C:HOH1448 4.0 31.7 1.0 NE2 C:GLN200 4.1 12.2 1.0 OG C:SER196 4.2 16.3 1.0 O C:HOH1320 4.5 40.6 1.0 CD1 C:LEU36 4.7 18.8 1.0 O C:THR67 4.7 14.6 1.0 CD1 C:LEU37 4.7 16.8 1.0 CA C:LEU240 4.9 13.7 1.0 CB C:LEU37 4.9 17.8 1.0 CH2 C:TRP192 5.0 16.1 1.0

Calcium binding site 4 out of 4 in the Crystal Structure Analysis of the Trichosanthin Delta C7


Mono view


Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 4 of Crystal Structure Analysis of the Trichosanthin Delta C7 within 5.0Å range: probe atom residue distance (Å) B Occ D:Ca1203 b:43.1 occ:1.00 O D:HOH1339 2.3 37.1 1.0 O D:HOH1225 2.4 17.9 1.0 O D:HOH1362 2.6 21.8 1.0 O D:HOH1345 2.7 50.0 1.0 O D:HOH1313 3.9 26.4 1.0 CB D:SER39 4.2 28.4 1.0 O D:LEU37 4.3 14.6 1.0 CA D:SER39 4.4 26.8 1.0 OE1 D:GLN200 4.4 17.5 1.0 NE2 D:GLN200 4.5 16.8 1.0 O D:LEU240 4.5 17.9 1.0 O D:THR67 4.6 18.6 1.0 CD D:GLN200 4.9 19.0 1.0 N D:SER39 4.9 24.3 1.0 O D:ARG38 5.0 23.6 1.0

Y.Ding, H.M.Too, Z.L.Wang, Y.W.Liu, Y.C.Dong, P.C.Shaw, Z.H.Rao. Crystal Structure Analysis of the Trichosanthin Delta C7 To Be Published.