Calcium in PDB 2tio: Low Packing Density Form of Bovine Beta-Trypsin in Cyclohexane

All present enzymatic activity of Low Packing Density Form of Bovine Beta-Trypsin in Cyclohexane:
3.4.21.4;

The structure of Low Packing Density Form of Bovine Beta-Trypsin in Cyclohexane, PDB code: 2tio was solved by Q.Huang, G.Zhu, Q.Tang, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	8.00 / 1.93
Space group	P 21 21 21
Cell size a, b, c (Å), α, β, γ (°)	63.020, 63.780, 69.040, 90.00, 90.00, 90.00
R / Rfree (%)	17.9 / 22.8

The binding sites of Calcium atom in the Low Packing Density Form of Bovine Beta-Trypsin in Cyclohexane (pdb code 2tio). 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 Low Packing Density Form of Bovine Beta-Trypsin in Cyclohexane, PDB code: 2tio:

Calcium binding site 1 out of 1 in the Low Packing Density Form of Bovine Beta-Trypsin in Cyclohexane


Mono view


Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 1 of Low Packing Density Form of Bovine Beta-Trypsin in Cyclohexane within 5.0Å range: probe atom residue distance (Å) B Occ A:Ca246 b:17.6 occ:1.00 O A:VAL75 2.1 22.5 1.0 O A:ASN72 2.2 18.3 1.0 O A:HOH261 2.2 14.6 1.0 O A:HOH278 2.2 16.9 1.0 OE1 A:GLU70 2.3 19.5 1.0 OE2 A:GLU80 2.4 14.9 1.0 CD A:GLU70 3.3 19.6 1.0 C A:VAL75 3.3 18.7 1.0 C A:ASN72 3.4 17.4 1.0 CD A:GLU80 3.4 14.3 1.0 OE2 A:GLU70 3.6 21.2 1.0 CG A:GLU80 3.7 15.0 1.0 CA A:VAL76 4.1 18.7 1.0 N A:VAL76 4.1 17.6 1.0 N A:VAL75 4.2 19.6 1.0 CA A:ILE73 4.2 19.0 1.0 N A:ILE73 4.2 17.9 1.0 N A:GLU77 4.3 18.7 1.0 CA A:VAL75 4.3 18.8 1.0 OE1 A:GLU77 4.3 18.3 1.0 N A:ASN72 4.4 16.4 1.0 CA A:ASN72 4.4 17.7 1.0 O A:HOH275 4.4 18.0 1.0 C A:ILE73 4.4 18.3 1.0 OE1 A:GLU80 4.6 16.8 1.0 CG A:GLU70 4.6 18.2 1.0 CG A:GLU77 4.6 18.7 1.0 CB A:ASN72 4.7 16.7 1.0 N A:ASP71 4.7 16.6 1.0 C A:VAL76 4.7 19.6 1.0 O A:HOH266 4.7 25.3 1.0 N A:ASN74 4.8 19.5 1.0 O A:ILE73 4.9 17.3 1.0 CB A:GLU70 4.9 16.8 1.0 CA A:GLU70 4.9 15.6 1.0 CD A:GLU77 4.9 19.8 1.0

G.Zhu, Q.Huang, Z.Wang, M.Qian, Y.Jia, Y.Tang. X-Ray Studies on Two Forms of Bovine Beta-Trypsin Crystals in Neat Cyclohexane. Biochim.Biophys.Acta V.1429 142 1998.
ISSN: ISSN 0006-3002
PubMed: 9920392
DOI: 10.1016/S0167-4838(98)00226-X