Sodium in PDB 5jyi: Trypsin Bound with Succinic Acid at 1.9A

All present enzymatic activity of Trypsin Bound with Succinic Acid at 1.9A:
3.4.21.4;

The structure of Trypsin Bound with Succinic Acid at 1.9A, PDB code: 5jyi was solved by R.Manohar, N.H.V.Kutumbarao, L.Karthik, P.Malathy, D.Velmurugan, K.Gunasekaran, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	38.41 / 1.91
Space group	P 21 21 21
Cell size a, b, c (Å), α, β, γ (°)	46.320, 53.180, 76.810, 90.00, 90.00, 90.00
R / Rfree (%)	15.3 / 20.1

The structure of Trypsin Bound with Succinic Acid at 1.9A also contains other interesting chemical elements:

Calcium

(Ca)

1 atom

The binding sites of Sodium atom in the Trypsin Bound with Succinic Acid at 1.9A (pdb code 5jyi). This binding sites where shown within 5.0 Angstroms radius around Sodium atom.
In total only one binding site of Sodium was determined in the Trypsin Bound with Succinic Acid at 1.9A, PDB code: 5jyi:

Sodium binding site 1 out of 1 in the Trypsin Bound with Succinic Acid at 1.9A


Mono view


Stereo pair view

A full contact list of Sodium with other atoms in the Na binding site number 1 of Trypsin Bound with Succinic Acid at 1.9A within 5.0Å range: probe atom residue distance (Å) B Occ A:Na303 b:16.9 occ:1.00 O A:HOH499 2.7 9.9 1.0 O A:GLU70 2.8 7.9 1.0 OD1 A:ASP71 2.8 16.8 1.0 N A:ASN25 3.0 10.8 1.0 CB A:ASP71 3.2 11.6 1.0 CA A:ASP71 3.3 10.3 1.0 CG A:ASP71 3.4 15.3 1.0 CA A:ASN25 3.6 11.7 1.0 C A:GLU70 3.7 7.8 1.0 CD2 A:LEU155 3.8 6.0 1.0 O A:HOH548 3.8 10.0 1.0 N A:ASP71 3.8 10.7 1.0 C A:ALA24 4.0 13.4 1.0 CB A:LEU155 4.1 7.8 1.0 CA A:ALA24 4.1 17.1 1.0 O A:GLY23 4.2 9.9 1.0 ND2 A:ASN25 4.4 18.1 1.0 O A:HOH487 4.4 9.2 1.0 OD2 A:ASP71 4.5 20.8 1.0 C A:ASN25 4.5 10.6 1.0 N A:THR26 4.5 9.3 1.0 CG A:LEU155 4.6 6.6 1.0 C A:ASP71 4.6 10.8 1.0 CG A:ASN25 4.7 14.5 1.0 CB A:ASN25 4.8 14.2 1.0 O A:ASP71 4.9 12.3 1.0 N A:ALA24 5.0 14.5 1.0

R.Manohar, N.H.V.Kutumbarao, L.Karthik, P.Malathy, D.Velmurugan, K.Gunasekaran. Trypsin Bound with Succinic Acid at 1.9A To Be Published.