>sp|P92793|NU4M_PROEL NADH-ubiquinone oxidoreductase chain 4 OS=Protobothrops elegans GN=MT-ND4 PIAGSMVLAAILLKLGGYGIIRMMQVLPTTKTDMFLPFIVLALWGAILANLTCLQQTDLK SLIAYSSISHMGLVVAAIIIQTPWSLSGAMALMIAHGFTSSALFCLANTTYERTHTRILI LTRGFHNILPMTTTWWLLTNLMNIATPPTLNFTSELLIMSSLFNWCPTTIILLGLSMLIT ASYSLHMFLSTQMGPTLLDNQTEPTHSREHLLMALHIIPLVMISMKPELII