Zinc in PDB 1z5r: Crystal Structure of Activated Porcine Pancreatic Carboxypeptidase B

All present enzymatic activity of Crystal Structure of Activated Porcine Pancreatic Carboxypeptidase B:
3.4.17.2;

The structure of Crystal Structure of Activated Porcine Pancreatic Carboxypeptidase B, PDB code: 1z5r was solved by M.Adler, J.Bryant, B.Buckman, I.Islam, B.Larsen, S.Finster, L.Kent, K.May, R.Mohan, S.Yuan, M.Whitlow, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	8.00 / 1.40
Space group	P 21 21 21
Cell size a, b, c (Å), α, β, γ (°)	66.815, 96.055, 135.821, 90.00, 90.00, 90.00
R / Rfree (%)	17.5 / 20.9

The binding sites of Zinc atom in the Crystal Structure of Activated Porcine Pancreatic Carboxypeptidase B (pdb code 1z5r). This binding sites where shown within 5.0 Angstroms radius around Zinc atom.
In total 3 binding sites of Zinc where determined in the Crystal Structure of Activated Porcine Pancreatic Carboxypeptidase B, PDB code: 1z5r:
Jump to Zinc binding site number: 1; 2; 3;

Zinc binding site 1 out of 3 in the Crystal Structure of Activated Porcine Pancreatic Carboxypeptidase B


Mono view


Stereo pair view

A full contact list of Zinc with other atoms in the Zn binding site number 1 of Crystal Structure of Activated Porcine Pancreatic Carboxypeptidase B within 5.0Å range: probe atom residue distance (Å) B Occ A:Zn400 b:14.2 occ:1.00 ND1 A:HIS69 2.1 10.9 1.0 ND1 A:HIS196 2.1 11.8 1.0 OE1 A:GLU72 2.2 12.4 1.0 OE2 A:GLU72 2.5 10.0 1.0 CD A:GLU72 2.6 10.7 1.0 CE1 A:HIS69 2.9 11.7 1.0 CE1 A:HIS196 3.1 12.3 1.0 CG A:HIS196 3.1 10.9 1.0 CG A:HIS69 3.2 10.3 1.0 CB A:HIS196 3.5 10.2 1.0 CB A:HIS69 3.7 9.4 1.0 CG A:GLU72 4.1 9.9 1.0 O A:SER197 4.1 10.6 1.0 NE2 A:HIS69 4.1 10.8 1.0 O A:HOH1076 4.2 13.6 1.0 O A:HOH1036 4.2 12.4 1.0 NE2 A:HIS196 4.2 10.8 1.0 CD2 A:HIS69 4.3 10.5 1.0 CD2 A:HIS196 4.3 10.6 1.0 CA A:HIS196 4.4 9.5 1.0 OE2 A:GLU270 4.6 21.9 1.0 N A:SER197 4.6 9.6 1.0 NH2 A:ARG127 4.8 26.5 1.0 N A:HIS69 4.9 8.9 1.0 CA A:HIS69 4.9 9.2 1.0

Zinc binding site 2 out of 3 in the Crystal Structure of Activated Porcine Pancreatic Carboxypeptidase B


Mono view


Stereo pair view

A full contact list of Zinc with other atoms in the Zn binding site number 2 of Crystal Structure of Activated Porcine Pancreatic Carboxypeptidase B within 5.0Å range: probe atom residue distance (Å) B Occ B:Zn500 b:13.6 occ:1.00 ND1 B:HIS69 2.1 12.3 1.0 ND1 B:HIS196 2.2 10.6 1.0 OE1 B:GLU72 2.2 13.3 1.0 OE2 B:GLU72 2.5 11.5 1.0 CD B:GLU72 2.7 12.0 1.0 CE1 B:HIS69 3.0 12.6 1.0 CE1 B:HIS196 3.1 10.6 1.0 CG B:HIS196 3.2 9.8 1.0 CG B:HIS69 3.2 11.2 1.0 CB B:HIS196 3.5 9.2 1.0 CB B:HIS69 3.6 11.1 1.0 O B:SER197 4.1 11.2 1.0 O B:HOH2027 4.2 35.0 1.0 CG B:GLU72 4.2 10.5 1.0 O B:HOH1003 4.2 11.5 1.0 O B:HOH1088 4.2 16.9 1.0 NE2 B:HIS69 4.2 11.8 1.0 NE2 B:HIS196 4.3 10.8 1.0 CD2 B:HIS69 4.3 11.9 1.0 CD2 B:HIS196 4.3 10.7 1.0 CA B:HIS196 4.5 8.9 1.0 NH2 B:ARG127 4.6 32.3 1.0 O B:HOH1988 4.7 38.3 1.0 N B:SER197 4.7 10.4 1.0 OE2 B:GLU270 4.7 23.8 1.0 CA B:HIS69 4.9 10.0 1.0 N B:HIS69 4.9 10.3 1.0

Zinc binding site 3 out of 3 in the Crystal Structure of Activated Porcine Pancreatic Carboxypeptidase B


Mono view


Stereo pair view

A full contact list of Zinc with other atoms in the Zn binding site number 3 of Crystal Structure of Activated Porcine Pancreatic Carboxypeptidase B within 5.0Å range: probe atom residue distance (Å) B Occ C:Zn600 b:11.8 occ:1.00 ND1 C:HIS69 2.0 9.8 1.0 ND1 C:HIS196 2.0 10.8 1.0 OE1 C:GLU72 2.2 11.2 1.0 OE2 C:GLU72 2.4 10.0 1.0 CD C:GLU72 2.6 11.3 1.0 CE1 C:HIS69 2.9 11.1 1.0 CE1 C:HIS196 3.0 10.7 1.0 CG C:HIS196 3.1 9.7 1.0 CG C:HIS69 3.1 10.1 1.0 CB C:HIS196 3.5 9.8 1.0 CB C:HIS69 3.5 8.5 1.0 O C:HOH2007 4.1 40.3 1.0 CG C:GLU72 4.1 10.6 1.0 NE2 C:HIS69 4.1 11.3 1.0 O C:SER197 4.1 9.4 1.0 O C:HOH1031 4.1 11.4 1.0 NE2 C:HIS196 4.1 11.1 1.0 CD2 C:HIS196 4.2 11.0 1.0 CD2 C:HIS69 4.2 10.3 1.0 O C:HOH1016 4.3 16.5 1.0 NH1 C:ARG127 4.4 25.4 1.0 CA C:HIS196 4.4 8.7 1.0 N C:SER197 4.6 9.5 1.0 OE2 C:GLU270 4.8 20.7 1.0 CA C:HIS69 4.8 7.7 1.0 N C:HIS69 4.8 8.1 1.0 CB C:GLU72 5.0 9.3 1.0 OE1 C:GLU270 5.0 14.8 1.0

M.Adler, J.Bryant, B.Buckman, I.Islam, B.Larsen, S.Finster, L.Kent, K.May, R.Mohan, S.Yuan, M.Whitlow. Crystal Structures of Potent Thiol-Based Inhibitors Bound to Carboxypeptidase B. Biochemistry V. 44 9339 2005.
ISSN: ISSN 0006-2960
PubMed: 15982000
DOI: 10.1021/BI0501941