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DNA polymerase 1
replaces primer sequence with DNA nucleotides
DNA polymerase 3 on leading strand
Adds nucleotides to strand 5’ to 3’
DNA polymerase 3 on lagging strand
adds nucleotides in short fragments 5’ to 3’ called Okazaki fragments
Helicase
Unwinds DNA double helix
Topoisomerase
Reduces tension ahead of the replication fork
Single stranded binding proteins
Stabilises unwound DNA strand
Primase
Lays down RNA primers and allows for complementary DNA nucleotides to bind
Aminoacyl tRNA synthesise
Attaches the correct amino acid to the tRNA
Peptidyl transferase
Forms the peptide bonds between amino acids growing on the polypeptide chain