36 phenotypes from 4 alleles in 5 genetic backgrounds

Allelic Composition Genetic Background	Annotated Term	Reference
Nptnpitch/Nptnpitch involves: C3H * C57BL/6J	abnormal cochlear inner hair cell physiology	J:228717
	abnormal inner hair cell synaptic ribbon morphology	J:228717
	decreased cochlear outer hair cell number	J:228717
	head tilt	J:228717
	impaired hearing	J:228717
	impaired righting response	J:228717
	impaired swimming	J:228717
	increased or absent threshold for auditory brainstem response	J:228717
	trunk curl	J:228717
Nptnpitch/NptnY219X involves: BALB/c * C3H * C3H/HeH * C57BL/6J	increased or absent threshold for auditory brainstem response	J:228717
Nptntm1.2Mtg/Nptntm1.2Mtg involves: 129	abnormal CNS synaptic transmission	J:212431
	abnormal dendritic spine morphology	J:212431
	abnormal miniature excitatory postsynaptic currents	J:212431
	abnormal miniature inhibitory postsynaptic currents	J:212431
	decreased CNS synapse formation	J:212431
	increased miniature inhibitory postsynaptic current amplitude	J:212431
	normal nervous system phenotype	J:212431
Nptntm1b(EUCOMM)Hmgu/Nptntm1b(EUCOMM)Hmgu C57BL/6N-Nptntm1b(EUCOMM)Hmgu/H	abnormal auditory brainstem response	J:211773
	abnormal behavior	J:211773
	abnormal ear morphology	J:211773
	abnormal gait	J:211773
	abnormal startle reflex	J:211773
	decreased anxiety-related response	J:211773
	decreased locomotor activity	J:211773
	decreased prepulse inhibition	J:211773
	decreased thigmotaxis	J:211773
	decreased total body fat amount	J:211773
	hyperactivity	J:211773
	increased bone mineral content	J:211773
	increased circulating cholesterol level	J:211773
	increased circulating iron level	J:211773
	increased circulating phosphate level	J:211773
	increased heart weight	J:211773
	increased hemoglobin content	J:211773
	increased mean corpuscular volume	J:211773
	limb grasping	J:211773
	tremors	J:211773
NptnY219X/NptnY219X involves: BALB/c * C3H/HeH * C57BL/6J	increased or absent threshold for auditory brainstem response	J:228717