HEADER    CYTOKINE/RECEPTOR                       
COMPND    MOL_ID: 1;                                                  
COMPND   2 MOLECULE: INTERLEUKIN-4;                                   
COMPND   3 CHAIN: A;                                                  
COMPND   4 ENGINEERED: YES;                                           
COMPND   5 MOL_ID: 2;                                                 
COMPND   6 MOLECULE: INTERLEUKIN-4 RECEPTOR ALPHA CHAIN;              
COMPND   7 CHAIN: B;                                                  
COMPND   8 FRAGMENT: EXTRACELLULAR DOMAIN;                            
COMPND   9 ENGINEERED: YES;                                           
COMPND  10 MUTATION: YES                                              
SOURCE    MOL_ID: 1;                                                  
SOURCE   2 ORGANISM_SCIENTIFIC: HOMO SAPIENS;                         
SOURCE   3 ORGANISM_COMMON: HUMAN;                                    
SOURCE   4 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                       
SOURCE   5 OTHER_DETAILS: RECOMBINANT;                                
SOURCE   6 MOL_ID: 2;                                                 
SOURCE   7 ORGANISM_SCIENTIFIC: HOMO SAPIENS;                         
SOURCE   8 ORGANISM_COMMON: HUMAN;                                    
SOURCE   9 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                       
SOURCE  10 OTHER_DETAILS: RECOMBINANT                                 
RESOLUTION  SOURCE               : DESY-EMBL,HAMBUR           
AUTHOR    T.HAGE,W.SEBALD,P.REINEMER                                  
RESOLUTION     : BRUNGER                                      
EXPDTA    X-RAY DIFFRACTION                                           
JRNL        AUTH   T.HAGE,W.SEBALD,P.REINEMER                         
JRNL        TITL   CRYSTAL STRUCTURE OF THE INTERLEUKIN-4 / RECEPTOR  
JRNL        TITL 2 ALPHA CHAIN COMPLEX REVEALS A MOSAIC BINDING       
JRNL        TITL 3 INTERFACE                                          
JRNL        REF    CELL (CAMBRIDGE,MASS.)        V.  97   271 1999    
JRNL        REFN   ASTM CELLB5  US ISSN 0092-8674                     
RESOLUTION   2.30 ANGSTROMS.                                  



 Sequence in PIR format: 
>P1;1iarB
 structureX:1iarB:   1 :B: 197 :B:interleukin-4 receptor alpha chain:homo sapiens: 9.99: 9.99
 FKVLQEPTCVSDYMSISTCEWKMNGPTNCSTELRLLYQLVFLLSEAHTCIPENNGGAGCVCHLLMDDVVSADNYT
 LDLWAGQQLLWKGSFKPSEHVKPRAPGNLTVH/DTLLLTWSNPYPPDNYLYNHLTYAVNIWSENDPADFRIYNVT
 YLEPSLRIAA/GISYRARVRAWAQAYNTTWSEWSPSTKWH*




 View SSTRUC file for 1iarB 
 Rasmol View of  1iarB