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Chlorine in PDB 1l73: Multiple Stabilizing Alanine Replacements Within Alpha-Helix 126-134 of T4 Lysozyme Have Independent, Additive Effects on Both Structure and Stability

Enzymatic activity of Multiple Stabilizing Alanine Replacements Within Alpha-Helix 126-134 of T4 Lysozyme Have Independent, Additive Effects on Both Structure and Stability

All present enzymatic activity of Multiple Stabilizing Alanine Replacements Within Alpha-Helix 126-134 of T4 Lysozyme Have Independent, Additive Effects on Both Structure and Stability:
3.2.1.17;

Protein crystallography data

The structure of Multiple Stabilizing Alanine Replacements Within Alpha-Helix 126-134 of T4 Lysozyme Have Independent, Additive Effects on Both Structure and Stability, PDB code: 1l73 was solved by X.Zhang, B.W.Matthews, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å) 6.00 / 1.85
Space group P 32 2 1
Cell size a, b, c (Å), α, β, γ (°) 61.400, 61.400, 95.700, 90.00, 90.00, 120.00
R / Rfree (%) n/a / n/a

Chlorine Binding Sites:

The binding sites of Chlorine atom in the Multiple Stabilizing Alanine Replacements Within Alpha-Helix 126-134 of T4 Lysozyme Have Independent, Additive Effects on Both Structure and Stability (pdb code 1l73). This binding sites where shown within 5.0 Angstroms radius around Chlorine atom.
In total 3 binding sites of Chlorine where determined in the Multiple Stabilizing Alanine Replacements Within Alpha-Helix 126-134 of T4 Lysozyme Have Independent, Additive Effects on Both Structure and Stability, PDB code: 1l73:
Jump to Chlorine binding site number: 1; 2; 3;

Chlorine binding site 1 out of 3 in 1l73

Go back to Chlorine Binding Sites List in 1l73
Chlorine binding site 1 out of 3 in the Multiple Stabilizing Alanine Replacements Within Alpha-Helix 126-134 of T4 Lysozyme Have Independent, Additive Effects on Both Structure and Stability


Mono view


Stereo pair view

A full contact list of Chlorine with other atoms in the Cl binding site number 1 of Multiple Stabilizing Alanine Replacements Within Alpha-Helix 126-134 of T4 Lysozyme Have Independent, Additive Effects on Both Structure and Stability within 5.0Å range:
probe atom residue distance (Å) B Occ
A:Cl173

b:57.8
occ:1.00
 N A:ARG145 3.4 21.5 1.0
N A:ASN144 3.7 11.9 1.0
CA A:THR142 3.7 13.9 1.0
C A:THR142 3.7 21.4 1.0
CB A:THR142 3.8 19.2 1.0
CB A:ASN144 3.8 21.4 1.0
CB A:ARG145 3.9 24.4 1.0
O A:THR142 4.0 26.0 1.0
CA A:ASN144 4.1 30.3 1.0
N A:PRO143 4.2 25.5 1.0
C A:ASN144 4.2 54.6 1.0
CA A:ARG145 4.2 16.9 1.0
CD A:PRO143 4.4 21.8 1.0
CG2 A:THR142 4.5 20.4 1.0
O A:HOH956 4.5 61.2 1.0
O A:HOH951 4.5 78.8 1.0
C A:PRO143 4.6 33.4 1.0
CG A:ASN144 4.7 51.8 1.0
ND2 A:ASN144 4.7 27.5 1.0
CA A:PRO143 5.0 15.2 1.0
OG1 A:THR142 5.0 21.1 1.0

Chlorine binding site 2 out of 3 in 1l73

Go back to Chlorine Binding Sites List in 1l73
Chlorine binding site 2 out of 3 in the Multiple Stabilizing Alanine Replacements Within Alpha-Helix 126-134 of T4 Lysozyme Have Independent, Additive Effects on Both Structure and Stability


Mono view


Stereo pair view

A full contact list of Chlorine with other atoms in the Cl binding site number 2 of Multiple Stabilizing Alanine Replacements Within Alpha-Helix 126-134 of T4 Lysozyme Have Independent, Additive Effects on Both Structure and Stability within 5.0Å range:
probe atom residue distance (Å) B Occ
A:Cl178

b:48.0
occ:0.50
 O A:HOH936 3.0 27.2 1.0
C A:LYS135 3.8 35.4 1.0
O A:HOH991 3.9 70.9 1.0
N A:SER136 4.0 24.9 1.0
CA A:LYS135 4.0 27.0 1.0
O A:LYS135 4.0 35.7 1.0
CB A:LYS135 4.2 27.7 1.0
OD1 A:ASN140 4.3 32.5 1.0
CA A:SER136 4.5 15.6 1.0
C A:SER136 4.6 29.7 1.0
O A:SER136 4.7 26.1 1.0

Chlorine binding site 3 out of 3 in 1l73

Go back to Chlorine Binding Sites List in 1l73
Chlorine binding site 3 out of 3 in the Multiple Stabilizing Alanine Replacements Within Alpha-Helix 126-134 of T4 Lysozyme Have Independent, Additive Effects on Both Structure and Stability


Mono view


Stereo pair view

A full contact list of Chlorine with other atoms in the Cl binding site number 3 of Multiple Stabilizing Alanine Replacements Within Alpha-Helix 126-134 of T4 Lysozyme Have Independent, Additive Effects on Both Structure and Stability within 5.0Å range:
probe atom residue distance (Å) B Occ
A:Cl197

b:36.4
occ:1.00
 OG A:SER117 3.0 36.0 1.0
N A:SER117 3.2 21.4 1.0
N A:ASN116 3.5 28.8 1.0
C A:PHE114 3.6 15.5 1.0
CA A:PHE114 3.7 19.5 1.0
CB A:SER117 3.7 16.3 1.0
O A:PHE114 3.8 31.4 1.0
CB A:ASN116 3.8 40.8 1.0
CA A:ASN116 3.9 35.1 1.0
N A:THR115 4.0 20.9 1.0
CA A:SER117 4.0 23.5 1.0
C A:ASN116 4.0 24.0 1.0
CB A:PHE114 4.1 25.2 1.0
CD1 A:PHE114 4.3 28.1 1.0
CB A:ALA132 4.4 28.1 1.0
CG A:ASN116 4.4 0.0 1.0
ND2 A:ASN116 4.4 42.7 1.0
C A:THR115 4.5 32.5 1.0
CG A:PHE114 4.6 33.6 1.0
O A:ALA132 4.8 29.8 1.0
CA A:THR115 4.8 25.6 1.0
O A:GLY113 4.8 49.4 1.0
C A:ALA132 5.0 26.0 1.0

Reference:

X.J.Zhang, W.A.Baase, B.W.Matthews. Multiple Alanine Replacements Within Alpha-Helix 126-134 of T4 Lysozyme Have Independent, Additive Effects on Both Structure and Stability. Protein Sci. V. 1 761 1992.
ISSN: ISSN 0961-8368
PubMed: 1304917
Page generated: Thu Jul 10 17:57:56 2025

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