HEADER TRANSLATION 31-DEC-69 6T4Q TITLE Structure of yeast 80S ribosome stalled on the CGA-CCG inhibitory TITLE 2 codon combination. COMPND MOL_ID: 22; COMPND 2 MOLECULE: 40S ribosomal protein S21-A; COMPND 3 CHAIN: SV; EXPDTA ELECTRON MICROSCOPY DBREF 6T4Q S 1 87 UNP P0C0V8 RS21A_YEAST 1 87 SEQRES 1 SV 87 MET GLU ASN ASP LYS GLY GLN LEU VAL GLU LEU TYR VAL SEQRES 2 SV 87 PRO ARG LYS CYS SER ALA THR ASN ARG ILE ILE LYS ALA SEQRES 3 SV 87 ASP ASP HIS ALA SER VAL GLN ILE ASN VAL ALA LYS VAL SEQRES 4 SV 87 ASP GLU GLU GLY ARG ALA ILE PRO GLY GLU TYR VAL THR SEQRES 5 SV 87 TYR ALA LEU SER GLY TYR VAL ARG SER ARG GLY GLU SER SEQRES 6 SV 87 ASP ASP SER LEU ASN ARG LEU ALA GLN ASN ASP GLY LEU SEQRES 7 SV 87 LEU LYS ASN VAL TRP SER TYR SER ARG