| mRNA IDs | Primary Information | |
| NM_020070.2,NM_152855.1 | Gene Symbol | IGLL1 |
| Protein Name | Immunoglobulin lambda-like polypeptide 1 | |
| Alternate Names | 14.1, CD179b, IGL1, IGL5, IGLJ14.1, IGLL, IGO, IGVPB, VPREB2 | |
| Gene Locus | 22q11.23 | |
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| Disease name | Characteristic / Associated features | Category | inheritance type |
| Lambda5 deficiency | Recurrent bacterial infections; normal numbers of pro-B cells; recurrent otitis; hypoglammaglobulinemia; absent B cells; Haemophilus influenzae meningitis; arthritis | Predominantly antibody deficiencies | Autosomal recessive |