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Chlorine in PDB 4x9y: Wild-Type Human Pancreatic Alpha-Amylase at True Atomic Resolution (1.07 A)

Enzymatic activity of Wild-Type Human Pancreatic Alpha-Amylase at True Atomic Resolution (1.07 A)

All present enzymatic activity of Wild-Type Human Pancreatic Alpha-Amylase at True Atomic Resolution (1.07 A):
3.2.1.1;

Protein crystallography data

The structure of Wild-Type Human Pancreatic Alpha-Amylase at True Atomic Resolution (1.07 A), PDB code: 4x9y was solved by S.Caner, G.D.Brayer, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å) 30.05 / 1.07
Space group P 21 21 21
Cell size a, b, c (Å), α, β, γ (°) 52.200, 67.750, 130.230, 90.00, 90.00, 90.00
R / Rfree (%) 11.3 / 13.2

Other elements in 4x9y:

The structure of Wild-Type Human Pancreatic Alpha-Amylase at True Atomic Resolution (1.07 A) also contains other interesting chemical elements:

Calcium (Ca) 1 atom

Chlorine Binding Sites:

The binding sites of Chlorine atom in the Wild-Type Human Pancreatic Alpha-Amylase at True Atomic Resolution (1.07 A) (pdb code 4x9y). 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 Wild-Type Human Pancreatic Alpha-Amylase at True Atomic Resolution (1.07 A), PDB code: 4x9y:

Chlorine binding site 1 out of 1 in 4x9y

Go back to Chlorine Binding Sites List in 4x9y
Chlorine binding site 1 out of 1 in the Wild-Type Human Pancreatic Alpha-Amylase at True Atomic Resolution (1.07 A)


Mono view


Stereo pair view

A full contact list of Chlorine with other atoms in the Cl binding site number 1 of Wild-Type Human Pancreatic Alpha-Amylase at True Atomic Resolution (1.07 A) within 5.0Å range:
probe atom residue distance (Å) B Occ
A:Cl501

b:9.1
occ:1.00
 HE A:ARG195 2.3 10.8 1.0
HH22 A:ARG337 2.4 11.9 1.0
HD22 A:ASN298 2.4 12.0 1.0
HH21 A:ARG195 2.6 11.1 1.0
HH12 A:ARG337 2.6 10.3 1.0
HG21 A:THR254 3.0 11.6 1.0
NE A:ARG195 3.1 9.0 1.0
NH2 A:ARG337 3.2 9.9 1.0
HG3 A:GLU233 3.3 12.3 1.0
ND2 A:ASN298 3.3 10.0 1.0
O A:HOH784 3.3 9.6 1.0
NH1 A:ARG337 3.3 8.6 1.0
NH2 A:ARG195 3.3 9.2 1.0
HZ A:PHE256 3.3 11.2 1.0
HD21 A:ASN298 3.7 12.0 1.0
CZ A:ARG337 3.7 8.6 1.0
CZ A:ARG195 3.7 8.3 1.0
HG22 A:THR254 3.8 11.6 1.0
CG2 A:THR254 3.8 9.7 1.0
HB2 A:ASN298 3.8 11.2 1.0
HH21 A:ARG337 3.9 11.9 1.0
HB2 A:GLU233 4.0 11.5 1.0
CZ A:PHE256 4.0 9.3 1.0
HH11 A:ARG337 4.0 10.3 1.0
HH22 A:ARG195 4.0 11.1 1.0
HD2 A:ARG195 4.1 11.4 1.0
CG A:GLU233 4.2 10.2 1.0
HB3 A:ASN298 4.2 11.2 1.0
CD A:ARG195 4.2 9.5 1.0
CG A:ASN298 4.3 9.1 1.0
CB A:ASN298 4.3 9.3 1.0
HE1 A:PHE256 4.4 11.1 1.0
HG23 A:THR254 4.4 11.6 1.0
HG3 A:ARG195 4.4 10.9 1.0
HZ A:PHE295 4.5 11.3 1.0
HE1 A:HIS299 4.5 13.0 1.0
HB A:THR254 4.6 10.3 1.0
CE1 A:PHE256 4.6 9.2 1.0
CB A:GLU233 4.6 9.6 1.0
CZ A:PHE295 4.6 9.4 1.0
HE22 A:GLN41 4.7 10.0 1.0
HG2 A:GLU233 4.8 12.3 1.0
CB A:THR254 4.8 8.6 1.0
HA A:GLU233 4.8 10.3 1.0
O A:HOH818 4.8 14.0 1.0
OE2 A:GLU233 4.9 13.8 1.0
CD A:GLU233 4.9 10.9 1.0
CE1 A:PHE295 4.9 9.8 1.0
CG A:ARG195 4.9 9.1 1.0
HE1 A:PHE295 4.9 11.8 1.0
CE2 A:PHE256 4.9 9.9 1.0
HE2 A:TYR231 4.9 10.0 1.0
HE2 A:PHE256 5.0 11.9 1.0
HD3 A:ARG195 5.0 11.4 1.0

Reference:

S.Caner, G.D.Brayer. Wild-Type Human Pancreatic Alpha-Amylase at True Atomic Resolution (1.07 A) To Be Published.
Page generated: Fri Jul 11 22:50:20 2025

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