Calcium in PDB 6t0p: Cationic Trypsin in Complex with A D-Phe-Pro-2-Aminopyridine Derivative

Enzymatic activity of Cationic Trypsin in Complex with A D-Phe-Pro-2-Aminopyridine Derivative

All present enzymatic activity of Cationic Trypsin in Complex with A D-Phe-Pro-2-Aminopyridine Derivative:
3.4.21.4;

Protein crystallography data

The structure of Cationic Trypsin in Complex with A D-Phe-Pro-2-Aminopyridine Derivative, PDB code: 6t0p was solved by K.Ngo, A.Heine, G.Klebe, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å) 39.31 / 1.19
Space group P 21 21 21
Cell size a, b, c (Å), α, β, γ (°) 54.568, 56.684, 66.647, 90.00, 90.00, 90.00
R / Rfree (%) 12.3 / 13.8

Calcium Binding Sites:

The binding sites of Calcium atom in the Cationic Trypsin in Complex with A D-Phe-Pro-2-Aminopyridine Derivative (pdb code 6t0p). 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 Cationic Trypsin in Complex with A D-Phe-Pro-2-Aminopyridine Derivative, PDB code: 6t0p:

Calcium binding site 1 out of 1 in 6t0p

Go back to Calcium Binding Sites List in 6t0p
Calcium binding site 1 out of 1 in the Cationic Trypsin in Complex with A D-Phe-Pro-2-Aminopyridine Derivative


Mono view


Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 1 of Cationic Trypsin in Complex with A D-Phe-Pro-2-Aminopyridine Derivative within 5.0Å range:
probe atom residue distance (Å) B Occ
A:Ca301

b:10.5
occ:1.00
OE1 A:GLU70 2.3 11.0 1.0
O A:VAL75 2.3 11.0 1.0
O A:ASN72 2.3 10.6 1.0
OE2 A:GLU80 2.3 11.6 1.0
O A:HOH453 2.3 11.9 1.0
O A:HOH405 2.4 12.2 1.0
HG2 A:GLU80 3.3 15.5 1.0
CD A:GLU70 3.4 10.4 1.0
HA A:VAL76 3.4 14.2 1.0
CD A:GLU80 3.4 12.0 1.0
C A:VAL75 3.4 10.3 1.0
C A:ASN72 3.5 9.8 1.0
H A:GLU77 3.5 15.3 1.0
HA A:ILE73 3.5 11.9 1.0
H A:VAL75 3.6 12.1 1.0
HG3 A:GLU77 3.7 17.7 1.0
CG A:GLU80 3.7 12.9 1.0
HG3 A:GLU80 3.8 15.5 1.0
OE2 A:GLU70 3.8 10.8 1.0
H A:ASP71 3.8 13.0 1.0
HA A:GLU70 3.9 12.3 1.0
CA A:VAL76 4.1 11.8 1.0
N A:GLU77 4.1 12.8 1.0
N A:VAL76 4.2 11.2 1.0
HB3 A:ASN72 4.2 13.1 1.0
CA A:ILE73 4.2 9.9 1.0
HB2 A:GLU77 4.2 17.7 1.0
N A:VAL75 4.2 10.1 1.0
H A:ASN72 4.3 13.1 1.0
OE1 A:GLU77 4.3 14.1 1.0
N A:ILE73 4.3 9.9 1.0
N A:ASN72 4.4 10.9 1.0
CA A:ASN72 4.4 10.9 1.0
CA A:VAL75 4.4 10.9 1.0
O A:HOH485 4.5 13.4 1.0
CG A:GLU77 4.5 14.8 1.0
C A:ILE73 4.5 9.4 1.0
HB3 A:GLU70 4.5 12.2 1.0
OE1 A:GLU80 4.5 12.6 1.0
N A:ASP71 4.6 10.9 1.0
HB A:VAL75 4.6 14.1 1.0
C A:VAL76 4.6 12.4 1.0
CG A:GLU70 4.6 10.3 1.0
CA A:GLU70 4.7 10.2 1.0
CB A:GLU77 4.8 14.8 1.0
CD A:GLU77 4.8 15.8 1.0
HG22 A:VAL76 4.8 17.0 1.0
CB A:ASN72 4.8 10.9 1.0
CB A:GLU70 4.8 10.2 1.0
O A:ILE73 4.9 10.3 1.0
N A:ASN74 4.9 9.1 1.0
O A:DMS302 4.9 14.3 1.0
HZ A:PHE82 5.0 17.8 1.0
H A:VAL76 5.0 13.4 1.0
C A:ASP71 5.0 11.1 1.0
H A:ASN74 5.0 10.9 1.0

Reference:

K.Ngo, C.Collins-Kautz, S.Gerstenecker, B.Wagner, A.Heine, G.Klebe. Protein-Induced Change in Ligand Protonation During Trypsin and Thrombin Binding: Hint on Differences in Selectivity Determinants of Both Proteins? J.Med.Chem. V. 63 3274 2020.
ISSN: ISSN 0022-2623
PubMed: 32011145
DOI: 10.1021/ACS.JMEDCHEM.9B02061
Page generated: Sat Dec 12 07:41:27 2020

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