Zinc in PDB 1lnf: A Structural Analysis of Metal Substitutions in Thermolysin

All present enzymatic activity of A Structural Analysis of Metal Substitutions in Thermolysin:
3.4.24.27;

The structure of A Structural Analysis of Metal Substitutions in Thermolysin, PDB code: 1lnf was solved by D.R.Holland, B.W.Matthews, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	20.00 / 1.70
Space group	P 61 2 2
Cell size a, b, c (Å), α, β, γ (°)	93.850, 93.850, 131.400, 90.00, 90.00, 120.00
R / Rfree (%)	n/a / n/a

The structure of A Structural Analysis of Metal Substitutions in Thermolysin also contains other interesting chemical elements:

Calcium

(Ca)

4 atoms

The binding sites of Zinc atom in the A Structural Analysis of Metal Substitutions in Thermolysin (pdb code 1lnf). This binding sites where shown within 5.0 Angstroms radius around Zinc atom.
In total only one binding site of Zinc was determined in the A Structural Analysis of Metal Substitutions in Thermolysin, PDB code: 1lnf:

Zinc binding site 1 out of 1 in the A Structural Analysis of Metal Substitutions in Thermolysin


Mono view


Stereo pair view

A full contact list of Zinc with other atoms in the Zn binding site number 1 of A Structural Analysis of Metal Substitutions in Thermolysin within 5.0Å range: probe atom residue distance (Å) B Occ E:Zn800 b:15.4 occ:1.00 NE2 E:HIS142 2.0 13.5 1.0 NE2 E:HIS146 2.0 11.7 1.0 OE2 E:GLU166 2.2 30.0 1.0 O E:HOH907 2.3 26.6 1.0 OE1 E:GLU166 2.4 23.5 1.0 O E:HOH906 2.4 33.7 1.0 CD E:GLU166 2.6 11.0 1.0 CE1 E:HIS146 3.0 14.0 1.0 CD2 E:HIS146 3.0 18.0 1.0 CE1 E:HIS142 3.0 8.4 1.0 CD2 E:HIS142 3.0 15.4 1.0 OE2 E:GLU143 3.6 3.0 0.1 OH E:TYR157 3.8 38.3 1.0 ND1 E:HIS146 4.1 13.0 1.0 CG E:HIS146 4.1 12.3 1.0 CG E:GLU166 4.1 7.4 1.0 CG E:HIS142 4.2 12.1 1.0 ND1 E:HIS142 4.2 10.5 1.0 NE2 E:HIS231 4.2 15.9 1.0 OE1 E:GLU143 4.3 12.3 0.9 O E:HOH938 4.3 32.4 1.0 CD E:GLU143 4.4 3.8 0.1 OE1 E:GLU143 4.4 3.0 0.1 CA E:VAL1321 4.5 21.3 1.0 CB E:SER169 4.5 8.4 1.0 O E:HOH390 4.5 53.6 1.0 N E:VAL1321 4.6 20.1 1.0 OG E:SER169 4.7 10.1 1.0 CZ E:TYR157 4.7 66.3 1.0 CA E:GLU166 4.7 10.0 1.0 CD2 E:HIS231 4.8 23.9 1.0 CE1 E:TYR157 4.8 0.0 1.0 C E:VAL1321 4.8 50.0 1.0 O E:VAL1321 4.9 17.7 1.0 OE2 E:GLU143 4.9 21.9 0.9 CB E:GLU166 4.9 10.3 1.0 CD E:GLU143 4.9 13.3 0.9

D.R.Holland, A.C.Hausrath, D.Juers, B.W.Matthews. Structural Analysis of Zinc Substitutions in the Active Site of Thermolysin. Protein Sci. V. 4 1955 1995.
ISSN: ISSN 0961-8368
PubMed: 8535232