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Chlorine in PDB 1g9h: Ternary Complex Between Psychrophilic Alpha-Amylase, Comii (Pseudo Tri-Saccharide From Bayer) and Tris (2-Amino-2-Hydroxymethyl-Propane- 1,3-Diol)

Enzymatic activity of Ternary Complex Between Psychrophilic Alpha-Amylase, Comii (Pseudo Tri-Saccharide From Bayer) and Tris (2-Amino-2-Hydroxymethyl-Propane- 1,3-Diol)

All present enzymatic activity of Ternary Complex Between Psychrophilic Alpha-Amylase, Comii (Pseudo Tri-Saccharide From Bayer) and Tris (2-Amino-2-Hydroxymethyl-Propane- 1,3-Diol):
3.2.1.1;

Protein crystallography data

The structure of Ternary Complex Between Psychrophilic Alpha-Amylase, Comii (Pseudo Tri-Saccharide From Bayer) and Tris (2-Amino-2-Hydroxymethyl-Propane- 1,3-Diol), PDB code: 1g9h was solved by N.Aghajari, M.Roth, R.Haser, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å) 44.28 / 1.80
Space group C 2 2 21
Cell size a, b, c (Å), α, β, γ (°) 71.330, 138.680, 114.810, 90.00, 90.00, 90.00
R / Rfree (%) 16.8 / 20.1

Other elements in 1g9h:

The structure of Ternary Complex Between Psychrophilic Alpha-Amylase, Comii (Pseudo Tri-Saccharide From Bayer) and Tris (2-Amino-2-Hydroxymethyl-Propane- 1,3-Diol) also contains other interesting chemical elements:

Calcium (Ca) 1 atom

Chlorine Binding Sites:

The binding sites of Chlorine atom in the Ternary Complex Between Psychrophilic Alpha-Amylase, Comii (Pseudo Tri-Saccharide From Bayer) and Tris (2-Amino-2-Hydroxymethyl-Propane- 1,3-Diol) (pdb code 1g9h). 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 Ternary Complex Between Psychrophilic Alpha-Amylase, Comii (Pseudo Tri-Saccharide From Bayer) and Tris (2-Amino-2-Hydroxymethyl-Propane- 1,3-Diol), PDB code: 1g9h:

Chlorine binding site 1 out of 1 in 1g9h

Go back to Chlorine Binding Sites List in 1g9h
Chlorine binding site 1 out of 1 in the Ternary Complex Between Psychrophilic Alpha-Amylase, Comii (Pseudo Tri-Saccharide From Bayer) and Tris (2-Amino-2-Hydroxymethyl-Propane- 1,3-Diol)


Mono view


Stereo pair view

A full contact list of Chlorine with other atoms in the Cl binding site number 1 of Ternary Complex Between Psychrophilic Alpha-Amylase, Comii (Pseudo Tri-Saccharide From Bayer) and Tris (2-Amino-2-Hydroxymethyl-Propane- 1,3-Diol) within 5.0Å range:
probe atom residue distance (Å) B Occ
A:Cl900

b:14.4
occ:1.00
 O A:HOH1003 3.1 14.1 1.0
NZ A:LYS300 3.3 13.6 1.0
NE A:ARG172 3.3 10.9 1.0
NH1 A:ARG172 3.3 11.0 1.0
ND2 A:ASN262 3.3 13.2 1.0
CZ A:ARG172 3.7 15.2 1.0
CG2 A:THR221 3.9 12.7 1.0
CE A:LYS300 4.0 15.1 1.0
CG A:GLU200 4.3 13.7 1.0
CG A:ASN262 4.4 13.9 1.0
CZ A:PHE223 4.4 11.6 1.0
CD A:ARG172 4.4 12.0 1.0
CB A:ASN262 4.4 10.9 1.0
CE2 A:PHE259 4.5 15.2 1.0
CE1 A:PHE198 4.5 16.2 1.0
CZ A:PHE259 4.7 16.6 1.0
CB A:GLU200 4.7 13.2 1.0
CE2 A:PHE223 4.8 12.7 1.0
O A:HOH1004 4.9 12.1 1.0
CB A:THR221 4.9 13.4 1.0
O A:HOH1002 5.0 17.0 1.0

Reference:

N.Aghajari, M.Roth, R.Haser. Crystallographic Evidence of A Transglycosylation Reaction: Ternary Complexes of A Psychrophilic Alpha-Amylase. Biochemistry V. 41 4273 2002.
ISSN: ISSN 0006-2960
PubMed: 11914073
DOI: 10.1021/BI0160516
Page generated: Thu Jul 10 17:00:29 2025

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