2CIK	Immune System Peptide	date	Mar 22, 2006
title	Insights Into Crossreactivity In Human Allorecognition: The Of Hla-B35011 Presenting An Epitope Derived From Cytochrome
authors	C.S.Hourigan, M.Harkiolaki, N.A.Peterson, J.I.Bell, E.Y.Jones, C.A.O'Callaghan
compound		source
Molecule: Hla Class I Histocompatibility Antigen B-35 Alpha Chain: A Fragment: Residues 25-300 Synonym: Hla-B3501, Mhc Class I Antigen B35, Hla Class I Histocompatibility Antigen B3501 Heavy Chain, B350101, B350 B35, B3501; Engineered: Yes		Organism_scientific: Homo Sapiens Organism_common: Human Organism_taxid: 9606 Expression_system: Escherichia Coli Expression_system_taxid: 562 Expression_system_strain: Bl-21 Expression_system_variant: (De3)Plyss Expression_system_plasmid: Pgm-T7
Molecule: Beta-2-Microglobulin Chain: B Synonym: B2m Engineered: Yes		Organism_scientific: Homo Sapiens Organism_common: Human Organism_taxid: 9606 Expression_system: Escherichia Coli Expression_system_taxid: 562 Expression_system_strain: Bl-21 Expression_system_variant: (De3)Plyss Expression_system_plasmid: Pgm-T7
Molecule: Peptide Chain: C Engineered: Yes		Synthetic: Yes Organism_scientific: Homo Sapiens Organism_common: Human Organism_taxid: 9606 Other_details: Peptide Epitope From Human Cytochrome P450 I Iic8, Iic9, Iic10 And Iic18
symmetry	Space Group: P 21 21 21	R_factor 0.197 R_Free 0.227
crystal cell	length a length b length c angle alpha angle beta angle gamma 51.320 82.250 109.850 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	1.75 Å
ligand	GOL	enzyme
Gene Ontology	Chain Function Process Component B cellular response to iron io...
Primary reference	The structure of the human allo-ligand HLA-B*3501 in complex with a cytochrome p450 peptide: steric hindrance influences TCR allo-recognition., Hourigan CS, Harkiolaki M, Peterson NA, Bell JI, Jones EY, O'Callaghan CA, Eur J Immunol. 2006 Dec;36(12):3288-93. PMID:17109469

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (78 Kb) [Save to disk] Biological Unit Coordinates (2cik.pdb1.gz) 70 Kb LPC: Ligand-Protein Contacts for 2CIK CSU: Contacts of Structural Units for 2CIK Likely Quarternary Molecular Structure file(s) for 2CIK Structure Factors (616 Kb) Retrieve 2CIK in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 2CIK from S2C, [Save to disk] Re-refined 2cik structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 2CIK in 3D

Proteopedia, because life has more than 2D. On Jmol, a nice Rasmol like molecule viewer. This is good for easiest viewing of basic structure. On FirstGlance, an excellent tool for a guided tour on the structure components, by E. Martz.

Visual 3D analysis of 2CIK

Ramachandran plot from PDBSum

Structure-derived information

Electron Density related parameters from EDS Electron Density Server, at Upsala Dipole moment, from Dipole Server at Weizmann Institute 3D motif for 2CIK, from MSDmotif at EBI

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [2cik] [2cik_A] [2cik_B] [2cik_C] SWISS-PROT database: [P30685] [P61769] Domain organization of [1B35_HUMAN] [B2MG_HUMAN] by SWISSPFAM Domain found in 2CIK: [IGc1 ] by SMART

Other resources with information on 2CIK

Community annotation for 2CIK at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

Movements, Movies and Images

Images from IMB Jena Image Library of Biological Macromolecules.

You may enter another PDB ID code

Go [Back], to the [PDB Lite page], to the [OCA Search page] or to the [PDB Home page]

---

OCA© by Jaime Prilusky, 1996-2014,2022 Bioinformatics Unit Weizmann Institute of Science

---