Table 1.

List of genes and phenotypes associated with GNs (2022)

Neutropenia subgroupGene, disease nameOMIM codeMain hematological featuresExtrahematopoietic featuresInheritance, gene localizationNormal function of the gene-encoded protein
Congenital neutropenia usually without extrahematopoietic manifestation ELANE, severe congenital or cyclic neutropenia 202700
162800 
Severe and permanent neutropenia, maturation arrest, intermittent/cyclic with variable BM features No Dominant,
19q13.3 
Protease activity
Antagonism with α-1 antitrypsin 
 CSF3R 202700 Permanent maturation arrest, unresponsive to GCSF No Recessive,
1p35-p34.3 
Transmembrane GCSF receptor/intracellular signaling 
 WAS 301000 Severe permanent neutropenia, maturation arrest, monocytopenia No X-linked,
Xp11.4-p11.21 
Cytoskeleton homeostasis 
 CXCR2  Severe permanent neutropenia, no maturation arrest No Recessive,
2q35 
Chemokine receptor (CXCL12) 
 SEC61A1  No maturation arrest No Dominant,
3q21.3 
The translocon complex of proteins transports nascent polypeptides with a targeting signal sequence into the interior space of the ER 
 SRP54  Maturation arrest Some mutations are associated with exocrine pancreas deficiency, mental retardation Dominant,
14q13.2 
SRP is a protein-RNA complex
that recognizes and targets proteins specific to the ER.
SRP54 and SRP68 proteins are components of that complex. 
 SRP68  Maturation arrest No Recessive,
17q25.1 
Congenital neutropenia with frequent extrahematopoietic manifestations, including innate-immunity deficiencies SBDS, Shwachman–Diamond syndrome 260400 Mild neutropenia, dysgranulopoiesis, mild dysmegakaryopoiesis Exocrine pancreas deficiency, metaphyseal dysplasia, mental retardation, cardiomyopathy Recessive,
7q11.22 
Ribosomal protein that regulates RNA expression
 
 EFL1, syndrome 260400 Mild neutropenia, dyserythropoiesis Exocrine pancreas deficiency, metaphyseal dysplasia, mental retardation Recessive,
15q25.2 
Ribosomal protein that regulates RNA expression 
 GATA2, syndrome 614038
614172 
Mild neutropenia, monocytopenia,
macrocytosis 
Lymphedema, deafness,
mycobacterial, HPV infections 
Dominant,
3q21.3 
Transcription factor
 
 G6PC3, severe congenital neutropenia 202700 Maturation arrest Skin-prominent superficial venous network, atrial defect, uropathy Recessive,
17q21 
1,5AG6P hydrolysis 
 SLC37A4, Glycogen Storage Disease Type Ib 232220 No maturation arrest
 
Hypoglycemia, fasting hyperlactacidemia, and glycogen overload in the liver Recessive,
11q23.3 
glucose-6-phosphate or 1,5AG6P transport to the ER 
 TAFAZIN, Barth disease 302060 No maturation arrest Hypertrophic cardiomyopathy, myopathic syndrome, 3-methylglutaconic aciduria X-linked,
Xq28 
Tafazzin, phospholipid membrane homeostasis 
 CXCR4, WHIM syndrome 193670 No maturation arrest, myelokathexis Lymphopenia, thrombocytopenia, cardiopathy type tetralogy of Fallot Dominant,
2q21 
Chemokine receptor (ligand CXCL12) 
 JAGN1, severe congenital neutropenia 616022 Variable Bone abnormalities, exocrine pancreatic deficiency Recessive,
3p25.3 
ER protein 
 VPS13B, Cohen syndrome 216550 No maturation arrest Psychomotor retardation, clumsiness, microcephaly, characteristic facial features, hypotonia, joint laxity, progressive retinochoroidal dystrophy, myopia Recessive,
8q22-q23 
Sorting and transporting proteins in the ER 
 GFI1, severe congenital neutropenia 202700 Permanent/severe or mild neutropenia, sometimes maturation arrest Internal ear (in mouse model), lymphopenia Dominant,
p22 
Transcription factor regulating oncoproteins 
 HAX1, Kostmann's disease 202700 Maturation arrest Central nervous system: mental retardation or seizures Recessive,
1q21.3 
Antiapoptotic protein located in mitochondria and cytosol 
 AP3B1, Hermansky-Pudlak syndrome type 2 608233 No maturation arrest Albinism Recessive,
5q14.1 
Cargo protein or ER trafficking 
 LAMTOR2, chronic neutropenia 610389 No maturation arrest Albinism Recessive,
1q21 
Lysosome packaging 
 USB1, poikiloderma with Clericuzio-type neutropenia 604173 No maturation arrest, minor dysgranulopoietic features Poikiloderma Recessive,
16q21 
Unelucidated 
 VPS45, severe congenital neutropenia 615285 Maturation arrest/myelofibrosis Nephromegaly, hepatosplenomegaly, mental retardation Recessive,
1q21.2 
Role in segregation of intracellular molecules into distinct organelles 
 TCIRG1, severe congenital neutropenia 202700 Variable Skin angiomatosis Dominant,
11q13.2 
Unelucidated 
 EIF2AK3, Wolcott-Rallison syndrome 604032 Maturation arrest Insulin-dependent neonatal diabetes Recessive,
2p11.2 
ER stress 
 CLPB syndrome 616254 Maturation arrest Mental retardation, congenital cataracts,
3-methylglutaconic aciduria 
Recessive/
Dominant,
11q13.4 
Unelucidated 
 STK4 (MST1) syndrome 614868 Intermittent or autoimmune neutropenia Atrial defect Recessive,
20q13 
Serine/threonine protein kinase 
 SMARCD2  Dysplastic syndrome, no granules in neutrophils Chronic diarrhea, bone abnormalities, low-set ears Recessive,
17q23 
Unelucidated 
 SASH3  Maturation arrest Autoimmune disease, viral infection(s) X-linked,
Xq26 
Unelucidated 
 CARD11  Maturation arrest, hyperlymphocytosis Skin disorders Dominant,
7p22.2 
Unelucidated 
 Mitochondrial DNA, Pearson syndrome 557000 Vacuolization of BM precursors, Perls staining reveals ring sideroblasts Exocrine pancreatic insufficiency, sideroblastic anemia and thrombocytopenia usually later in life, delayed development with Kearns-Sayre syndrome; elevated lactate/pyruvate ratio Complex inheritance Deletion(s) in mitochondrial DNA 
Neutropenia subgroupGene, disease nameOMIM codeMain hematological featuresExtrahematopoietic featuresInheritance, gene localizationNormal function of the gene-encoded protein
Congenital neutropenia usually without extrahematopoietic manifestation ELANE, severe congenital or cyclic neutropenia 202700
162800 
Severe and permanent neutropenia, maturation arrest, intermittent/cyclic with variable BM features No Dominant,
19q13.3 
Protease activity
Antagonism with α-1 antitrypsin 
 CSF3R 202700 Permanent maturation arrest, unresponsive to GCSF No Recessive,
1p35-p34.3 
Transmembrane GCSF receptor/intracellular signaling 
 WAS 301000 Severe permanent neutropenia, maturation arrest, monocytopenia No X-linked,
Xp11.4-p11.21 
Cytoskeleton homeostasis 
 CXCR2  Severe permanent neutropenia, no maturation arrest No Recessive,
2q35 
Chemokine receptor (CXCL12) 
 SEC61A1  No maturation arrest No Dominant,
3q21.3 
The translocon complex of proteins transports nascent polypeptides with a targeting signal sequence into the interior space of the ER 
 SRP54  Maturation arrest Some mutations are associated with exocrine pancreas deficiency, mental retardation Dominant,
14q13.2 
SRP is a protein-RNA complex
that recognizes and targets proteins specific to the ER.
SRP54 and SRP68 proteins are components of that complex. 
 SRP68  Maturation arrest No Recessive,
17q25.1 
Congenital neutropenia with frequent extrahematopoietic manifestations, including innate-immunity deficiencies SBDS, Shwachman–Diamond syndrome 260400 Mild neutropenia, dysgranulopoiesis, mild dysmegakaryopoiesis Exocrine pancreas deficiency, metaphyseal dysplasia, mental retardation, cardiomyopathy Recessive,
7q11.22 
Ribosomal protein that regulates RNA expression
 
 EFL1, syndrome 260400 Mild neutropenia, dyserythropoiesis Exocrine pancreas deficiency, metaphyseal dysplasia, mental retardation Recessive,
15q25.2 
Ribosomal protein that regulates RNA expression 
 GATA2, syndrome 614038
614172 
Mild neutropenia, monocytopenia,
macrocytosis 
Lymphedema, deafness,
mycobacterial, HPV infections 
Dominant,
3q21.3 
Transcription factor
 
 G6PC3, severe congenital neutropenia 202700 Maturation arrest Skin-prominent superficial venous network, atrial defect, uropathy Recessive,
17q21 
1,5AG6P hydrolysis 
 SLC37A4, Glycogen Storage Disease Type Ib 232220 No maturation arrest
 
Hypoglycemia, fasting hyperlactacidemia, and glycogen overload in the liver Recessive,
11q23.3 
glucose-6-phosphate or 1,5AG6P transport to the ER 
 TAFAZIN, Barth disease 302060 No maturation arrest Hypertrophic cardiomyopathy, myopathic syndrome, 3-methylglutaconic aciduria X-linked,
Xq28 
Tafazzin, phospholipid membrane homeostasis 
 CXCR4, WHIM syndrome 193670 No maturation arrest, myelokathexis Lymphopenia, thrombocytopenia, cardiopathy type tetralogy of Fallot Dominant,
2q21 
Chemokine receptor (ligand CXCL12) 
 JAGN1, severe congenital neutropenia 616022 Variable Bone abnormalities, exocrine pancreatic deficiency Recessive,
3p25.3 
ER protein 
 VPS13B, Cohen syndrome 216550 No maturation arrest Psychomotor retardation, clumsiness, microcephaly, characteristic facial features, hypotonia, joint laxity, progressive retinochoroidal dystrophy, myopia Recessive,
8q22-q23 
Sorting and transporting proteins in the ER 
 GFI1, severe congenital neutropenia 202700 Permanent/severe or mild neutropenia, sometimes maturation arrest Internal ear (in mouse model), lymphopenia Dominant,
p22 
Transcription factor regulating oncoproteins 
 HAX1, Kostmann's disease 202700 Maturation arrest Central nervous system: mental retardation or seizures Recessive,
1q21.3 
Antiapoptotic protein located in mitochondria and cytosol 
 AP3B1, Hermansky-Pudlak syndrome type 2 608233 No maturation arrest Albinism Recessive,
5q14.1 
Cargo protein or ER trafficking 
 LAMTOR2, chronic neutropenia 610389 No maturation arrest Albinism Recessive,
1q21 
Lysosome packaging 
 USB1, poikiloderma with Clericuzio-type neutropenia 604173 No maturation arrest, minor dysgranulopoietic features Poikiloderma Recessive,
16q21 
Unelucidated 
 VPS45, severe congenital neutropenia 615285 Maturation arrest/myelofibrosis Nephromegaly, hepatosplenomegaly, mental retardation Recessive,
1q21.2 
Role in segregation of intracellular molecules into distinct organelles 
 TCIRG1, severe congenital neutropenia 202700 Variable Skin angiomatosis Dominant,
11q13.2 
Unelucidated 
 EIF2AK3, Wolcott-Rallison syndrome 604032 Maturation arrest Insulin-dependent neonatal diabetes Recessive,
2p11.2 
ER stress 
 CLPB syndrome 616254 Maturation arrest Mental retardation, congenital cataracts,
3-methylglutaconic aciduria 
Recessive/
Dominant,
11q13.4 
Unelucidated 
 STK4 (MST1) syndrome 614868 Intermittent or autoimmune neutropenia Atrial defect Recessive,
20q13 
Serine/threonine protein kinase 
 SMARCD2  Dysplastic syndrome, no granules in neutrophils Chronic diarrhea, bone abnormalities, low-set ears Recessive,
17q23 
Unelucidated 
 SASH3  Maturation arrest Autoimmune disease, viral infection(s) X-linked,
Xq26 
Unelucidated 
 CARD11  Maturation arrest, hyperlymphocytosis Skin disorders Dominant,
7p22.2 
Unelucidated 
 Mitochondrial DNA, Pearson syndrome 557000 Vacuolization of BM precursors, Perls staining reveals ring sideroblasts Exocrine pancreatic insufficiency, sideroblastic anemia and thrombocytopenia usually later in life, delayed development with Kearns-Sayre syndrome; elevated lactate/pyruvate ratio Complex inheritance Deletion(s) in mitochondrial DNA 

AP3B1, adaptor-related protein complex-3 subunit-β1; CARD11, caspase recruitment domain family member-11; CLPB, caseinolytic peptidase-B protein homolog; EFL1, elongation factor-like GTPase-1; EIF2AK3, eukaryotic translation initiation factor-2 alpha kinase-1; GATA2, transcription factor binding to the DNA sequence “GATA”; GF1, gold furrows of hull 1, GATA1 transcription factor; HAX1, encodes hematopoietic cell-specific Lyn substrate-1 protein; JAGN1, Jagunal homolog-1; LAMTOR2, late endosomal/lysosomal adaptor, MAPK and MTOR activator-2; SASH3, sterile alpha motif (SAM) and Src homology-3 (SH3) domain containing-3; SEC61A1, SEC61 translocon-subunit alpha-1; SLC3, solute carrier family-3; SMARCD2, SWItch/sucrose nonfermentable (SWI/SNF)-related, matrix associated, actin dependent regulator of chromatin, subfamily D, member 2; SRP, signal-recognition particle; STK4 (MST1), serine/threonine kinase-4 (macrophage stimulating-1; TAZ, tafazzin; TCIRG1, T-cell immune regulator 1, ATPase H+ transporting V0 subunit a3; USB1, U6 SnRNA biogenesis phosphodiesterase-1; VPS13B, vacuolar protein sorting– associated protein 13B; WAS, Wiskott-Aldrich syndrome.

Data reproduced with permission from Donadieu.

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