Table 1

Characteristic features of CHAI and LATAIE disease

PatientMutationHGGAIHAITPLADSplenomegalyILDEnteropathyBrain lesionsReference
CHAI           
 P1 p.R51*      
 P2 p.R51*    
 P3 p.L28Ffs*44  
 P4 Splice site, c.458-1G>C    
 P5 Splice site, c.567+5G>C   
 P6 Splice site, c.567+5G>C   
 P7 p.C35*      
 P8 p.C35*      
 P9 p.C35*     
 P10 p.C35*     
 P11 p.C35*   
 P12 Splice site, c.110+1G>T     ND ND  
 P13 Splice site, c.110+1G>T ND   ND ND ND  
 P14 Splice site, c.110+1G>T       
 P15 Splice site, c.110+1G>T       
 P16 p.R70W   
 P17 p.R70W       ND 
 P18 p.T124P    
 P19 p.R75W  
 P20 Start codon, c.2T>C     
 P21 p.L28Sfs*40       16 
LATAIE           
 P1 p.I2657S     
 P2 p.I2657S       
 P3 p.R1683*  
 P4 p.E59*    
 P5 Exon 1-2 deletion       
 P6 p.E2219Dfs*3      
 P7 p.E2219Dfs*3        
 P8 p.E2219Dfs*3       
 P9 p.E2219Dfs*3     
 P10 p.E2219Dfs*3       
 P11 Exons 1-30 deletion   
 P12 p.T2388Pfs*7     10 
 P13 p.T2388Pfs*7      10 
 P14 p.Q678*       
 P15 p.C289Cfs*3    
 P16 p.C289Cfs*3     
 P17 p.I2657S    11 
 P18 p.S2713fs     11 
 P19 p.S2713fs     11 
 P20 p.R1445Q  12 
 P21 p.R1445Q    12 
 P22 p.K175*; T1587fs   12 
 P23 p.R1445*    12 
 P24 p.S1233F; Q2506*     12 
 P25 p.V2249F; L1834P  12 
 P26 p.R655*  12 
 P27 p.D248G; c.8502-1G>C      12 
 P28 p.D1329fs        12 
Frequency (%)          
 In CHAI 75 38 43 40 53 63 81 20  
 In LATAIE 57 54 64 50 57 43 71 11  
PatientMutationHGGAIHAITPLADSplenomegalyILDEnteropathyBrain lesionsReference
CHAI           
 P1 p.R51*      
 P2 p.R51*    
 P3 p.L28Ffs*44  
 P4 Splice site, c.458-1G>C    
 P5 Splice site, c.567+5G>C   
 P6 Splice site, c.567+5G>C   
 P7 p.C35*      
 P8 p.C35*      
 P9 p.C35*     
 P10 p.C35*     
 P11 p.C35*   
 P12 Splice site, c.110+1G>T     ND ND  
 P13 Splice site, c.110+1G>T ND   ND ND ND  
 P14 Splice site, c.110+1G>T       
 P15 Splice site, c.110+1G>T       
 P16 p.R70W   
 P17 p.R70W       ND 
 P18 p.T124P    
 P19 p.R75W  
 P20 Start codon, c.2T>C     
 P21 p.L28Sfs*40       16 
LATAIE           
 P1 p.I2657S     
 P2 p.I2657S       
 P3 p.R1683*  
 P4 p.E59*    
 P5 Exon 1-2 deletion       
 P6 p.E2219Dfs*3      
 P7 p.E2219Dfs*3        
 P8 p.E2219Dfs*3       
 P9 p.E2219Dfs*3     
 P10 p.E2219Dfs*3       
 P11 Exons 1-30 deletion   
 P12 p.T2388Pfs*7     10 
 P13 p.T2388Pfs*7      10 
 P14 p.Q678*       
 P15 p.C289Cfs*3    
 P16 p.C289Cfs*3     
 P17 p.I2657S    11 
 P18 p.S2713fs     11 
 P19 p.S2713fs     11 
 P20 p.R1445Q  12 
 P21 p.R1445Q    12 
 P22 p.K175*; T1587fs   12 
 P23 p.R1445*    12 
 P24 p.S1233F; Q2506*     12 
 P25 p.V2249F; L1834P  12 
 P26 p.R655*  12 
 P27 p.D248G; c.8502-1G>C      12 
 P28 p.D1329fs        12 
Frequency (%)          
 In CHAI 75 38 43 40 53 63 81 20  
 In LATAIE 57 54 64 50 57 43 71 11  

CTLA4 mutations in CHAI patients are heterozygous. LRBA mutations in LATAIE patients are homozygous or compound heterozygous.

AIHA, autoimmune hemolytic anemia; HGG, hypogammaglobulinemia; ILD, interstitial lung disease; ITP, immune thrombocytopenia; LAD, lymphadenopathy; ND, not determined; P, patient.

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