Chlorine in PDB 1zt1: Crystal Structure of Class I Mhc H-2KK in Complex with An Octapeptide

The structure of Crystal Structure of Class I Mhc H-2KK in Complex with An Octapeptide, PDB code: 1zt1 was solved by C.Kellenberger, A.Roussel, B.Malissen, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	14.87 / 2.50
Space group	P 32 2 1
Cell size a, b, c (Å), α, β, γ (°)	111.758, 111.758, 109.417, 90.00, 90.00, 120.00
R / Rfree (%)	21 / 25.1

The binding sites of Chlorine atom in the Crystal Structure of Class I Mhc H-2KK in Complex with An Octapeptide (pdb code 1zt1). This binding sites where shown within 5.0 Angstroms radius around Chlorine atom.
In total 2 binding sites of Chlorine where determined in the Crystal Structure of Class I Mhc H-2KK in Complex with An Octapeptide, PDB code: 1zt1:
Jump to Chlorine binding site number: 1; 2;

Chlorine binding site 1 out of 2 in the Crystal Structure of Class I Mhc H-2KK in Complex with An Octapeptide


Mono view


Stereo pair view

A full contact list of Chlorine with other atoms in the Cl binding site number 1 of Crystal Structure of Class I Mhc H-2KK in Complex with An Octapeptide within 5.0Å range: probe atom residue distance (Å) B Occ A:Cl1001 b:32.6 occ:1.00 N A:THR225 3.3 28.6 1.0 NE2 A:GLN226 3.3 21.9 1.0 N A:GLN226 3.4 28.4 1.0 CG A:GLN226 3.6 27.4 1.0 CG2 A:THR225 3.9 29.0 1.0 CB A:GLN226 3.9 28.0 1.0 CD2 A:LEU219 4.0 29.0 1.0 CD A:GLN226 4.0 24.7 1.0 CA A:THR225 4.1 28.5 1.0 CG A:LEU224 4.1 28.3 1.0 CA A:LEU224 4.1 28.9 1.0 C A:LEU224 4.2 28.8 1.0 CD1 A:LEU224 4.2 27.9 1.0 C A:THR225 4.3 28.4 1.0 CB A:LEU224 4.3 28.6 1.0 CA A:GLN226 4.3 28.4 1.0 CE2 A:TYR257 4.4 28.1 1.0 CB A:THR225 4.5 28.6 1.0 CB A:LEU219 4.6 28.7 1.0 CG A:LEU219 4.9 28.7 1.0 OG1 A:THR225 4.9 29.4 1.0

Chlorine binding site 2 out of 2 in the Crystal Structure of Class I Mhc H-2KK in Complex with An Octapeptide


Mono view


Stereo pair view

A full contact list of Chlorine with other atoms in the Cl binding site number 2 of Crystal Structure of Class I Mhc H-2KK in Complex with An Octapeptide within 5.0Å range: probe atom residue distance (Å) B Occ A:Cl1002 b:35.0 occ:1.00 O A:HOH1066 3.1 42.1 1.0 NE A:ARG75 3.1 17.9 1.0 CD A:PRO20 3.3 24.3 1.0 NH2 A:ARG75 3.5 19.6 1.0 CZ A:ARG75 3.8 18.9 1.0 CG A:PRO20 3.9 23.9 1.0 CG A:ARG75 4.0 21.3 1.0 CD A:ARG75 4.2 20.4 1.0 CB A:ARG75 4.2 21.7 1.0 O A:ARG75 4.6 22.1 1.0 N A:PRO20 4.6 24.3 1.0 O A:HOH1019 4.6 38.3 1.0 CA A:LYS19 4.6 26.2 1.0 CA A:ARG75 4.8 21.6 1.0 CB A:LYS19 4.9 26.0 1.0

C.Kellenberger, A.Roussel, B.Malissen. The H-2KK Mhc Peptide-Binding Groove Anchors the Backbone of An Octameric Antigenic Peptide in An Unprecedented Mode. J Immunol. V. 175 3819 2005.
ISSN: ISSN 0022-1767
PubMed: 16148128
DOI: 10.4049/JIMMUNOL.175.6.3819