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Calcium in PDB 1e35: Porcine Pancreatic Elastase Complexed with (3S, 4S)N-Para- Toluenesulphonyl -3-Ethyl-4-(Carboxylic Acid)Pyrrolidin-2-One Soaked in pH 9 Buffer For Two Minutes

Enzymatic activity of Porcine Pancreatic Elastase Complexed with (3S, 4S)N-Para- Toluenesulphonyl -3-Ethyl-4-(Carboxylic Acid)Pyrrolidin-2-One Soaked in pH 9 Buffer For Two Minutes

All present enzymatic activity of Porcine Pancreatic Elastase Complexed with (3S, 4S)N-Para- Toluenesulphonyl -3-Ethyl-4-(Carboxylic Acid)Pyrrolidin-2-One Soaked in pH 9 Buffer For Two Minutes:
3.4.21.36;

Protein crystallography data

The structure of Porcine Pancreatic Elastase Complexed with (3S, 4S)N-Para- Toluenesulphonyl -3-Ethyl-4-(Carboxylic Acid)Pyrrolidin-2-One Soaked in pH 9 Buffer For Two Minutes, PDB code: 1e35 was solved by P.A.Wright, R.C.Wilmouth, I.J.Clifton, C.J.Schofield, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å) 18.30 / 1.90
Space group P 21 21 21
Cell size a, b, c (Å), α, β, γ (°) 50.490, 57.580, 74.550, 90.00, 90.00, 90.00
R / Rfree (%) 18.9 / 22.5

Calcium Binding Sites:

The binding sites of Calcium atom in the Porcine Pancreatic Elastase Complexed with (3S, 4S)N-Para- Toluenesulphonyl -3-Ethyl-4-(Carboxylic Acid)Pyrrolidin-2-One Soaked in pH 9 Buffer For Two Minutes (pdb code 1e35). 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 Porcine Pancreatic Elastase Complexed with (3S, 4S)N-Para- Toluenesulphonyl -3-Ethyl-4-(Carboxylic Acid)Pyrrolidin-2-One Soaked in pH 9 Buffer For Two Minutes, PDB code: 1e35:

Calcium binding site 1 out of 1 in 1e35

Go back to Calcium Binding Sites List in 1e35
Calcium binding site 1 out of 1 in the Porcine Pancreatic Elastase Complexed with (3S, 4S)N-Para- Toluenesulphonyl -3-Ethyl-4-(Carboxylic Acid)Pyrrolidin-2-One Soaked in pH 9 Buffer For Two Minutes


Mono view


Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 1 of Porcine Pancreatic Elastase Complexed with (3S, 4S)N-Para- Toluenesulphonyl -3-Ethyl-4-(Carboxylic Acid)Pyrrolidin-2-One Soaked in pH 9 Buffer For Two Minutes within 5.0Å range:
probe atom residue distance (Å) B Occ
B:Ca260

b:31.7
occ:1.00
 OD1 B:ASN77 2.3 22.7 1.0
OE2 B:GLU80 2.3 22.6 1.0
OE1 B:GLU70 2.3 20.9 1.0
O B:ASN72 2.3 23.3 1.0
O B:GLN75 2.4 28.0 1.0
CG B:ASN77 3.3 24.0 1.0
CD B:GLU70 3.3 22.3 1.0
CD B:GLU80 3.4 22.9 1.0
C B:ASN72 3.4 21.5 1.0
C B:GLN75 3.6 31.9 1.0
OE2 B:GLU70 3.6 28.2 1.0
N B:ASN77 3.7 25.9 1.0
N B:ASN72 3.9 20.1 1.0
CG B:GLU80 3.9 23.6 1.0
CB B:ASN77 4.0 23.6 1.0
CA B:ASN72 4.2 20.9 1.0
CA B:ASN76 4.2 30.9 1.0
C B:ASN76 4.3 29.0 1.0
ND2 B:ASN77 4.3 22.9 1.0
N B:GLN75 4.4 31.1 1.0
OE1 B:GLU80 4.4 22.6 1.0
CA B:ASN77 4.4 25.9 1.0
N B:ASN76 4.4 30.4 1.0
N B:LEU73 4.4 19.5 1.0
CB B:ASN72 4.5 21.9 1.0
N B:HIS71 4.6 18.1 1.0
CA B:GLN75 4.6 32.4 1.0
CA B:LEU73 4.6 21.3 1.0
C B:LEU73 4.7 24.2 1.0
CG B:GLU70 4.7 19.8 1.0
O B:LEU73 4.8 25.1 1.0
C B:HIS71 5.0 19.3 1.0

Reference:

P.A.Wright, R.C.Wilmouth, I.J.Clifton, C.J.Schofield. 'pH-Jump' Crystallographic Analyses of Gamma-Lactam-Porcine Pancreatic Elastase Complexes Biochem.J. V. 351 335 2000.
ISSN: ISSN 0264-6021
PubMed: 11023818
DOI: 10.1042/0264-6021:3510335
Page generated: Mon Jul 7 14:33:15 2025

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