Phenotype Allele Zygosity Sex Life Stage Procedure Parameter Phenotyping Center Source P Value Data embryonic lethality prior to organogenesis Snap23 homozygote not_considered E9.5 Viability E9.5 Secondary Screen Outcome MRC Harwell IMPC 0.0 //www.mousephenotype.org/data/charts?accession=MGI:109356&allele_accession_id=MGI:5756070&zygosity=homozygote¶meter_stable_id=IMPC_EVL_001_001&pipeline_stable_id=HRWL_001&procedure_stable_id=IMPC_EVL_001¶meter_stable_id=IMPC_EVL_001_001&phenotyping_center=MRC Harwell preweaning lethality, complete penetrance Snap23 homozygote not_considered Early adult Viability Primary Screen Viability Outcome MRC Harwell IMPC 0.0 //www.mousephenotype.org/data/charts?accession=MGI:109356&allele_accession_id=MGI:5756070&zygosity=homozygote¶meter_stable_id=IMPC_VIA_001_001&pipeline_stable_id=HRWL_001&procedure_stable_id=IMPC_VIA_001¶meter_stable_id=IMPC_VIA_001_001&phenotyping_center=MRC Harwell abnormal coat/hair pigmentation Snap23 heterozygote male Late adult Combined SHIRPA and Dysmorphology Coat - color pattern - back MRC Harwell IMPC 7.17E-6 //www.mousephenotype.org/data/charts?accession=MGI:109356&allele_accession_id=MGI:5756070&zygosity=heterozygote¶meter_stable_id=HRWLLA_CSD_008_001&pipeline_stable_id=HRWLLA_001&procedure_stable_id=HRWLLA_CSD_003¶meter_stable_id=HRWLLA_CSD_008_001&phenotyping_center=MRC Harwell increased startle reflex Snap23 heterozygote male Early adult Acoustic Startle and Pre-pulse Inhibition (PPI) Response amplitude - S MRC Harwell IMPC 3.02E-5 //www.mousephenotype.org/data/charts?accession=MGI:109356&allele_accession_id=MGI:5756070&zygosity=heterozygote¶meter_stable_id=IMPC_ACS_006_001&pipeline_stable_id=HRWL_001&procedure_stable_id=IMPC_ACS_003¶meter_stable_id=IMPC_ACS_006_001&phenotyping_center=MRC Harwell