rps4 30S ribosomal protein S4, chloroplastic One of the primary rRNA binding proteins, it binds directly to 16S rRNA where it nucleates assembly of the body of the 30S subunit (By similarity). MSRYRGPRFKKIRRLGALPGLTNKRPRAGSDLRNQSRSGKRSQYRIRLEEKQKLRFHYGITERQLLKYVRIARKAKGSTGQVLLQLLEMRLDNILFRLGMAPTIPGARQLVNHRHILVNGRIVDIPSYRCKPQDTIMARDEQKSIALIQNSLDLSPREELPKHLTLNPFPYKGLVNQIIDSKWVGLKINELLVVEYYSRQT 201 RR4_SPIOL With S5 and S12 plays an important role in translational accuracy (By similarity).