4NO5	Immune System Antigen	date	Nov 19, 2013
title	Crystal Structure Of Non-Phosphorylated Form Of Ampd2 Phosph Bound To Hla-A2
authors	F.Mohammed, D.H.Stones, B.E.Willcox
compound		source
Molecule: Hla Class I Histocompatibility Antigen, A-2 Alpha Chain: A Fragment: Extracellular Domain (Unp Residues 25-299) Synonym: Mhc Class I Antigen A2, Class I Histocompatibilit A0201; Engineered: Yes		Organism_scientific: Homo Sapiens Organism_common: Human Organism_taxid: 9606 Gene: Hla-A, Hlaa Expression_system: Escherichia Coli Expression_system_taxid: 469008 Expression_system_strain: Bl21(De3)Plyss Expression_system_vector_type: Plasmid Expression_system_plasmid: Pgmt7
Molecule: Beta-2-Microglobulin Chain: B Fragment: Unp Residues 22-119 Engineered: Yes		Organism_scientific: Homo Sapiens Organism_common: Human Organism_taxid: 9606 Gene: B2m, Cdabp0092, Hdcma22p Expression_system: Escherichia Coli Expression_system_taxid: 469008 Expression_system_strain: Bl21(De3)Plyss Expression_system_vector_type: Plasmid Expression_system_plasmid: Pgmt7
Molecule: Amp Deaminase 2 Chain: C Fragment: Peptide (Unp Residues 165-173) Engineered: Yes		Synthetic: Yes Organism_scientific: Homo Sapiens Organism_common: Human Organism_taxid: 9606
symmetry	Space Group: P 1 21 1	R_factor 0.188 R_Free 0.237
crystal cell	length a length b length c angle alpha angle beta angle gamma 56.400 79.300 56.800 90.00 115.50 90.00
method	X-Ray Diffraction	resolution	2.10 Å
ligand	EDO, NA	enzyme
Gene Ontology	Chain Function Process Component B cellular response to iron io...
Primary reference	The antigenic identity of human class I MHC phosphopeptides is critically dependent upon phosphorylation status., Mohammed F, Stones DH, Zarling AL, Willcox CR, Shabanowitz J, Cummings KL, Hunt DF, Cobbold M, Engelhard VH, Willcox BE, Oncotarget. 2017 Apr 8;8(33):54160-54172. doi: 10.18632/oncotarget.16952., eCollection 2017 Aug 15. PMID:28903331

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (74 Kb) [Save to disk] Biological Unit Coordinates (4no5.pdb1.gz) 70 Kb LPC: Ligand-Protein Contacts for 4NO5 CSU: Contacts of Structural Units for 4NO5 Structure Factors (385 Kb) Retrieve 4NO5 in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 4NO5 from S2C, [Save to disk] Re-refined 4no5 structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 4NO5 in 3D

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Structure-derived information

Electron Density related parameters from EDS Electron Density Server, at Upsala Dipole moment, from Dipole Server at Weizmann Institute Crystal Contacts, from CryCo at Weizmann Institute 3D motif for 4NO5, from MSDmotif at EBI Fold representative 4no5 from FSSP and Dali (Families of Structurally Similar Proteins)

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [4no5_B] [4no5_A] [4no5] [4no5_C] SWISS-PROT database: Domain organization of by SWISSPFAM Domain found in 4NO5: [IGc1 ] by SMART

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