P1408: MONOALLELIC AND BIALLELIC GERMLINE MUTATIONS AFFECTING THE TRANSCRIPTION FACTOR HELIOS CAUSE PLEIOTROPIC DEFECTS OF IMMUNITY. (23rd June 2022) - Mayr, D.; Shahin, T.; Shoeb, M.; Kuehn, H. S.; Hoeger, B.; Giuliani, S.; Gawriyski, L.; Yüce Petronczki, Ö.; Hadjadj, J.; Köstel Bal, S.; Zoghi, S.; Haimel, M.; et al.