Table S1. Small peptides coded by lncRNAs and their function.


Species
 		 Gene Symbol Gene ID Peptide length Function Description Reference
Homo sapiens SPAAR ENSG00000235387 90 Muscle and cancer-related (oncogenic) Negatively regulates mTORC1 activation and inhibits muscle regeneration [1]
MYMX ENSG00000262179 84 Muscle-related Regulates muscle development and muscle cell fusion [2]
HOXB-AS3 ENSG00000233101 53 Cancer-related (tumor-suppressive) Suppresses colon cancer aerobic glycolysis by inhibiting hnRNP A1-dependent PKM splicing [3]
NBDY ENSG00000204272 71 Cancer-related and others Involved in mRNA processing and negatively regulates P-body association [4]
Mus musculus Mrln ENSMUSG00000019933 46 Muscle-related Interacts with SERCA (calcium-ATPase) and inhibits calcium reuptake into the sarcoplasmic reticulum [5]
Strit1 ENSMUSG00000103476 34 Muscle-related Enhances SERCA activity and calcium reuptake into the sarcoplasmic reticulum [6]
Spaar ENSMUSG00000028475 75 Muscle and cancer-related (oncogenic) Negatively regulates mTORC1 activation and inhibits muscle regeneration [1]
Mymx ENSMUSG00000079471 84 Muscle-related Regulates muscle development and muscle cell fusion [2][7]
Danio Rerio apela ENSDARG00000094729 58 Others Activates G protein-coupled apelin receptor (APJ)/APJ signaling and promotes cell movement during gastrulation [8]
Drosophila melanogaster tal-1A/2A/3A/AA FBgn0087003 11 and 32 Others Activates the transcription factor responsible for cuticle formation [9]
SclB FBgn0266492 28 and 29 Muscle-related Regulates calcium transport and muscle contraction [10]
pgc FBgn0016053 71 Others Represses CTD2 serine phosphorylation in germline progenitor cells [11]
Glycine max ENOD40A/B SOY:0001919 12 and 24 Others Interacts with sucrose synthase and is required for plant–bacteria symbiotic interactions [12]