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Chlorine in PDB 1jfh: Structure of A Pancreatic Alpha-Amylase Bound to A Substrate Analogue at 2.03 Angstrom Resolution

Enzymatic activity of Structure of A Pancreatic Alpha-Amylase Bound to A Substrate Analogue at 2.03 Angstrom Resolution

All present enzymatic activity of Structure of A Pancreatic Alpha-Amylase Bound to A Substrate Analogue at 2.03 Angstrom Resolution:
3.2.1.1;

Protein crystallography data

The structure of Structure of A Pancreatic Alpha-Amylase Bound to A Substrate Analogue at 2.03 Angstrom Resolution, PDB code: 1jfh was solved by M.Qian, F.Payan, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å) 35.00 / 2.03
Space group P 21 21 21
Cell size a, b, c (Å), α, β, γ (°) 56.300, 87.800, 103.400, 90.00, 90.00, 90.00
R / Rfree (%) 16 / 18.5

Other elements in 1jfh:

The structure of Structure of A Pancreatic Alpha-Amylase Bound to A Substrate Analogue at 2.03 Angstrom Resolution also contains other interesting chemical elements:

Mercury (Hg) 1 atom
Calcium (Ca) 1 atom

Chlorine Binding Sites:

The binding sites of Chlorine atom in the Structure of A Pancreatic Alpha-Amylase Bound to A Substrate Analogue at 2.03 Angstrom Resolution (pdb code 1jfh). This binding sites where shown within 5.0 Angstroms radius around Chlorine atom.
In total only one binding site of Chlorine was determined in the Structure of A Pancreatic Alpha-Amylase Bound to A Substrate Analogue at 2.03 Angstrom Resolution, PDB code: 1jfh:

Chlorine binding site 1 out of 1 in 1jfh

Go back to Chlorine Binding Sites List in 1jfh
Chlorine binding site 1 out of 1 in the Structure of A Pancreatic Alpha-Amylase Bound to A Substrate Analogue at 2.03 Angstrom Resolution


Mono view


Stereo pair view

A full contact list of Chlorine with other atoms in the Cl binding site number 1 of Structure of A Pancreatic Alpha-Amylase Bound to A Substrate Analogue at 2.03 Angstrom Resolution within 5.0Å range:
probe atom residue distance (Å) B Occ
A:Cl498

b:8.8
occ:1.00
 NH2 A:ARG337 3.1 7.2 1.0
NE A:ARG195 3.2 8.3 1.0
O A:HOH525 3.2 7.8 1.0
NH1 A:ARG337 3.3 5.2 1.0
NH2 A:ARG195 3.3 7.9 1.0
ND2 A:ASN298 3.5 5.9 1.0
CZ A:ARG337 3.6 9.2 1.0
CZ A:ARG195 3.7 9.3 1.0
CG2 A:THR254 3.8 6.2 1.0
CG A:GLU233 4.0 9.4 1.0
CZ A:PHE256 4.2 9.1 1.0
CD A:ARG195 4.3 7.8 1.0
CG A:ASN298 4.4 9.0 1.0
CB A:ASN298 4.5 4.5 1.0
CB A:GLU233 4.5 7.3 1.0
CE1 A:PHE256 4.8 8.9 1.0
CZ A:PHE295 4.8 6.7 1.0
CB A:THR254 4.8 7.6 1.0
CD A:GLU233 4.8 10.5 1.0
CG A:ARG195 4.8 8.3 1.0
O A:HOH555 4.9 11.3 1.0
CE1 A:PHE295 4.9 5.7 1.0
NE A:ARG337 5.0 7.3 1.0

Reference:

M.Qian, S.Spinelli, H.Driguez, F.Payan. Structure of A Pancreatic Alpha-Amylase Bound to A Substrate Analogue at 2.03 A Resolution. Protein Sci. V. 6 2285 1997.
ISSN: ISSN 0961-8368
PubMed: 9385631
Page generated: Thu Jul 10 17:32:23 2025

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