>sp|Q8SJH9|NU4LM_URSAR NADH-ubiquinone oxidoreductase chain 4L OS=Ursus arctos GN=MT-ND4L MPVVYVNIFLAFIVSLMGLLVYRSHLMSSLLCLEGMMLSLFVMLTVTVLNNHFTLANMAP IILLVFAACEAALGLSLLVMVSNTYGTDYVQNLNLLQC