Skip to main content
. 2017 Jun 27;8:737. doi: 10.3389/fimmu.2017.00737

Table 1.

Mode of inheritance and molecular studies in the 170 Tunisian patients investigated.

PID Gene Mode of inheritance Number of kindred Number of patients Confirmed parental consanguinity Molecular defects
Recurrent mutation Novel mutation
cDNA Protein

Immunodeficiencies affecting cellular and humoral immunity (n = 53)
SCID IL2RG XL 1 2 c.865C>T R289X
1 3 c.710G>A W237X +
1 2 c.222G>A W74X +
RAG 2 AR 1 1 1 c.1219G>T E407X
2 2 2 c.1338C>G C446W
IL7RA AR 1 1 1 c.616 C>T R206X
PNP AR 1 1 1 c.181 + 1G>A +
Omenn syndrome RAG1 AR 7 9 8 631delT T173TfsX28 +
MHC-II deficiency RFXANK AR 23 27 19 c.338-25_338del26 I5E6-25_I5E6 + 1 +
HIGE—DOCK8 deficiency DOCK8 AR 1 1 1 Ex1-43 del +
HIGM—CD40 ligand deficiency CD40LG XL 1 1 c.348_351dup Q118Vfs*5 +
1 1 c.782_*2del L261Qfs*50 +
1 1 c.[356G>A; 299_356del] p.([116G>S, D97_K115del])
HIGM—CD40 deficiency CD40 AR 1 1 1 c.109T>G C37G +

Combined immunodeficiencies with associated or syndromic features (n = 19)

HIES STAT 3 AD 1 4 c.1298A>G M329V +
1 1 c.1858A>G T620A
PGM3 AR 3 12 10 c.1018_1020del E340del + +
1 2 2 c.248T>C L83S +

Predominantly antibody deficiencies (n = 26)

XLA BTK XL 2 2 c.1762T>G W588G +
1 1 1 c.863G>A R288Q
2 2 1 c.435C>A C145X
1 1 c.1117C>T L373V +
1 1 c.1567 − 1G>A +
1 1 1 c.1181C>G S394X +
1 2 2 c.1631 + 1G>A
1 1 1 c.653delA K218fsX228
1 1 c.1845_1846insGT L616fsX649 +
IGHM AR 1 1 1 c.1789insCC1792-1796del CCAGC V378AfsX1 +
TCF3 AR 1 2 2 c.808C>T Q270X +
HIGM—AID deficiency AICDA AR 1 1 c.91T>C Y31H +
4 5 4 c.389A>C H130P + +
3 5 3 c.156 + 1G>T ([N53Lfs*15, N53Lfs*19]) + a

Diseases of immune dysregulation (n = 10)

ALPS FAS AD 1 1 c.266G>A A16T
1 1 c.926G>A E194K
1 1 c.365C>T T122I
1 1 c.1009A>G E256G
AR 1 4 3 c.1017A>G N266S +
1 2 1 c.581C>T R121W +

Congenital defects of phagocyte number, function, or both (n = 37)

CGD NCF2 AR 6 11 9 c.257 + 2T>C A59IfsX2 + a
1 1 1 c.78A>T N419I +
NCF1 AR 5 5 2 c.75_76delGT
CYBA AR 1 1 295-301delGTGCCCG +
1 1 c.70G>A G24R
CYBB XL 1 1 c.1359G>A W453X +
LAD I CD18 AR 10 15 11 c.119_128delGGCCCGGCTG G40A fsX7 +
2 2 2 c.1777C>T R593C

Defects in intrinsic and innate immunity (n = 23)

MSMD IL12B AR 7 9 4 c.298_305del + +
IL12RB1 AR 1 1 622C>A C185X +
1 1 1 64 + 5G → A +
2 2 2 64 + 2T>G
1 2 2 1386-1387delGT +
1 1 1 550-2A>G +
2 2 1791 + 2T>G
IFNGR1 AR 2 3 2 c.131delC + a
CMC STAT1 (GOF) AD 1 1 1 c.876T4G L163R +
1 1 c.820C>T R274W

aThese mutations have been already reported for the first time in other patients from Tunisian origin.

XL, X-linked inheritance; AR, autosomal recessive inheritance; AD, autosomal dominant inheritance; SCID, severe combined immunodeficiencies; ALPS, autoimmune lymphoproliferative syndrome; AID, activation-induced cytidine deaminase; CGD, chronic granulomatous disease; MSMD, Mendelian susceptibility to mycobacterial disease; LAD, leukocyte adhesion deficiency; CMC, chronic mucocutaneous candidiasis; PID, primary immunodeficiency; MHC, major histocompatibility complex; LAD I, leukocyte adhesion deficiency type 1; HIGM, hyper-IgM syndrome; HIES, hyper-IgE syndrome.