1IM3	Viral Protein Immune System	date	May 09, 2001
title	Crystal Structure Of The Human Cytomegalovirus Protein Us2 B The Mhc Class I Molecule Hla-A2tax
authors	B.E.Gewurz, R.Gaudet, D.Tortorella, E.W.Wang, H.L.Ploegh, D.C.Wil
compound		source
Molecule: Hla Class I Histocompatibility Antigen, A-2 Alpha Chain: A, E, I, M Fragment: Extracellular Domain, Heavy Chain Engineered: Yes		Organism_scientific: Homo Sapiens Organism_common: Human Organism_taxid: 9606 Gene: Hla-A2 Expression_system: Escherichia Coli Bl21(De3) Expression_system_taxid: 469008 Expression_system_strain: Bl21(De3) Expression_system_vector_type: Plasmid Expression_system_plasmid: Pet27
Molecule: Beta-2-Microglobulin Chain: B, F, J, N Fragment: Recombinant Residues 1-99 Engineered: Yes		Organism_scientific: Homo Sapiens Organism_common: Human Organism_taxid: 9606 Gene: Beta 2-Microglobulin Expression_system: Escherichia Coli Bl21(De3) Expression_system_taxid: 469008 Expression_system_strain: Bl21(De3) Expression_system_vector_type: Plasmid Expression_system_plasmid: Plm-1
Molecule: Human T-Cell Lymphotropic Virus Type 1 Tax Peptid Chain: C, G, K, O Engineered: Yes		Synthetic: Yes Other_details: Htlv Tax Peptide (Llfgypvyv) Was Produced By Solid Phase Peptide Synthesis;
Molecule: Cytomegalovirus Protein Us2 Chain: D, H, L, P Fragment: Recombinant Er-Lumenal Fragment Engineered: Yes		Organism_scientific: Human Herpesvirus 5 Organism_common: Human Cytomegalovirus Organism_taxid: 10359 Gene: Us2 Expression_system: Escherichia Coli Bl21(De3) Expression_system_taxid: 469008 Expression_system_strain: Bl21(De3) Expression_system_vector_type: Plasmid Expression_system_plasmid: Pet27d
symmetry	Space Group: P 1	R_factor 0.206 R_Free 0.240
crystal cell	length a length b length c angle alpha angle beta angle gamma 95.480 96.700 99.540 109.02 109.46 107.93
method	X-Ray Diffraction	resolution	2.20 Å
note	1IM3 is a representative structure
related structures	by homologous chain: 1INQ, 1QEW
Gene Ontology	Chain Function Process Component F, J, N, B cellular response to iron io... H, D, P, L
Primary reference	Antigen presentation subverted: Structure of the human cytomegalovirus protein US2 bound to the class I molecule HLA-A2., Gewurz BE, Gaudet R, Tortorella D, Wang EW, Ploegh HL, Wiley DC, Proc Natl Acad Sci U S A 2001 Jun 5;98(12):6794-9. PMID:11391001

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (344 Kb) [Save to disk] Biological Unit Coordinates (1im3.pdb1.gz) 90 Kb Biological Unit Coordinates (1im3.pdb2.gz) 89 Kb Biological Unit Coordinates (1im3.pdb3.gz) 89 Kb Biological Unit Coordinates (1im3.pdb4.gz) 89 Kb CSU: Contacts of Structural Units for 1IM3 Likely Quarternary Molecular Structure file(s) for 1IM3 Structure Factors (1523 Kb) Retrieve 1IM3 in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1IM3 from S2C, [Save to disk] Re-refined 1im3 structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 1IM3 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 1IM3

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 1IM3, from MSDmotif at EBI Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d1im3a2, region A:1-181 [Jmol] [rasmolscript] [script source]     - Domain d1im3a1, region A:182-275 [Jmol] [rasmolscript] [script source]     - Domain d1im3b_, region B [Jmol] [rasmolscript] [script source]     - Domain d1im3d_, region D [Jmol] [rasmolscript] [script source]     - Domain d1im3e2, region E:1-181 [Jmol] [rasmolscript] [script source]     - Domain d1im3e1, region E:182-275 [Jmol] [rasmolscript] [script source]     - Domain d1im3f_, region F [Jmol] [rasmolscript] [script source]     - Domain d1im3h_, region H [Jmol] [rasmolscript] [script source]     - Domain d1im3i2, region I:1-181 [Jmol] [rasmolscript] [script source]     - Domain d1im3i1, region I:182-275 [Jmol] [rasmolscript] [script source]     - Domain d1im3j_, region J [Jmol] [rasmolscript] [script source]     - Domain d1im3l_, region L [Jmol] [rasmolscript] [script source]     - Domain d1im3m2, region M:1-181 [Jmol] [rasmolscript] [script source]     - Domain d1im3m1, region M:182-275 [Jmol] [rasmolscript] [script source]     - Domain d1im3n_, region N [Jmol] [rasmolscript] [script source]     - Domain d1im3p_, region P [Jmol] [rasmolscript] [script source] Class (fold), Architecture (subfold), Topology, Homologous superfamily from CATH Summaries and structural analyses of PDB data files from PDBSum Identification of Protein Pockets & Cavities at CASTp

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [1im3_H] [1im3] [1im3_J] [1im3_D] [1im3_P] [1im3_G] [1im3_L] [1im3_I] [1im3_K] [1im3_M] [1im3_O] [1im3_F] [1im3_E] [1im3_N] [1im3_C] [1im3_A] [1im3_B] SWISS-PROT database: [P01892] [P61769] [P09713] Domain organization of [1A02_HUMAN] [B2MG_HUMAN] [US02_HCMVA] by SWISSPFAM Domain found in 1IM3: [IGc1 ] by SMART

Other resources with information on 1IM3

Community annotation for 1IM3 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

---