sciatic nerve molecular composition trait sciatic nerve ribonucleic acid amount 2023-07-12T16:04:30Z CMO:0003926 CMO:0003927 The proportion, quantity, or volume of ribonucleic acid in the nerve which originates in the lumbar and sacral spinal cord and supplies motor and sensory innervation to the lower extremity. Ribonucleic acid is a high molecular weight, linear polymer composed of nucleotides containing ribose and linked by phosphodiester bonds. Trait.ontology VT:0011046 caripark sciatic nerve RNA amount