HEADER RIBOSOME 31-DEC-69 7K54 TITLE Mid-translocated +1-frameshifting(CCC-A) complex with EF-G and GDPCP TITLE 2 (Structure II-FS) COMPND MOL_ID: 51; COMPND 2 MOLECULE: 30S ribosomal protein S21; COMPND 3 CHAIN: Z; EXPDTA ELECTRON MICROSCOPY DBREF 7K54 Z 3 67 UNP P68679 RS21_ECOLI 4 68 SEQRES 1 Z 65 ILE LYS VAL ARG GLU ASN GLU PRO PHE ASP VAL ALA LEU SEQRES 2 Z 65 ARG ARG PHE LYS ARG SER CYS GLU LYS ALA GLY VAL LEU SEQRES 3 Z 65 ALA GLU VAL ARG ARG ARG GLU PHE TYR GLU LYS PRO THR SEQRES 4 Z 65 THR GLU ARG LYS ARG ALA LYS ALA SER ALA VAL LYS ARG SEQRES 5 Z 65 HIS ALA LYS LYS LEU ALA ARG GLU ASN ALA ARG ARG THR