CHEMICALS AND DRUGS Nucleic Acids, Nucleotides, and Nucleosides [D13] Nucleic Acids, Nucleotides, and Nucleosides Nucleic Acids [D13.444] Nucleic Acids RNA [D13.444.735] RNA RNA, Untranslated [D13.444.735.790] RNA, Untranslated Untranslated Regions [D13.444.735.790.878] Untranslated Regions Regulatory Sequences, Ribonucleic Acid [D13.444.735.790.878.942] Regulatory Sequences, Ribonucleic Acid Internal Ribosome Entry Sites [D13.444.735.790.878.942.250] Internal Ribosome Entry Sites Riboswitch [D13.444.735.790.878.942.500] Riboswitch PHENOMENA AND PROCESSES Chemical Phenomena [G02] Chemical Phenomena Biochemical Phenomena [G02.111] Biochemical Phenomena Molecular Structure [G02.111.570] Molecular Structure Base Sequence [G02.111.570.080] Base Sequence Regulatory Sequences, Nucleic Acid [G02.111.570.080.689] Regulatory Sequences, Nucleic Acid Regulatory Sequences, Ribonucleic Acid [G02.111.570.080.689.687] Regulatory Sequences, Ribonucleic Acid AU Rich Elements [G02.111.570.080.689.687.061] AU Rich Elements Internal Ribosome Entry Sites [G02.111.570.080.689.687.093] Internal Ribosome Entry Sites Riboswitch [G02.111.570.080.689.687.124] Riboswitch RNA 3' Polyadenylation Signals [G02.111.570.080.689.687.249] RNA 3' Polyadenylation Signals RNA 5' Terminal Oligopyrimidine Sequence [G02.111.570.080.689.687.275] RNA 5' Terminal Oligopyrimidine Sequence RNA Splice Sites [G02.111.570.080.689.687.490] RNA Splice Sites PHENOMENA AND PROCESSES Genetic Phenomena [G05] Genetic Phenomena Genetic Structures [G05.360] Genetic Structures Base Sequence [G05.360.080] Base Sequence Regulatory Sequences, Nucleic Acid [G05.360.080.689] Regulatory Sequences, Nucleic Acid Regulatory Sequences, Ribonucleic Acid [G05.360.080.689.687] Regulatory Sequences, Ribonucleic Acid AU Rich Elements [G05.360.080.689.687.061] AU Rich Elements Internal Ribosome Entry Sites [G05.360.080.689.687.093] Internal Ribosome Entry Sites Riboswitch [G05.360.080.689.687.124] Riboswitch RNA 3' Polyadenylation Signals [G05.360.080.689.687.249] RNA 3' Polyadenylation Signals RNA 5' Terminal Oligopyrimidine Sequence [G05.360.080.689.687.275] RNA 5' Terminal Oligopyrimidine Sequence RNA Splice Sites [G05.360.080.689.687.490] RNA Splice Sites

Internal Ribosome Entry Sites - Preferred

Concept UI	M000600153
Scope note	Sequences within MESSENGER RNA that enable PROTEIN TRANSLATION INITIATION independent of 5' CAPPED RNA.
Preferred term	Internal Ribosome Entry Sites
Entry term(s)	Internal Ribosome Entry Site