CDKtide Reference: C06-58 The CDKtide peptide sequence (CKKKYSPTSPSYSPTSPSY-SPTSPS) is derived from the C-terminus of the largest subunit of human RNA polymerase II which has 52 approximate tandem repeats of 7 amino acids Y-[ST]-P-[STQ]-[ST]-P-[SRTEVKGN]. This peptide is suitable as a substrate for CDK7, CDK8, CDK9 and CDK11.
Chktide Reference: C10-58 The Chktide peptide sequence (KKKVSRSGLYRSPSMPENLNRPR) is based on the human CDC25C protein isoform A (amino acid 205-225).
CK1tide Reference: C07-58-1 The CK1tide synthetic peptide [HAAIGDDDDAYSITA-NH2] is routinely evaluated as a substrate for CK1 family kinases, such as CK1 and CK1 delta.
CREBtide Reference: C50-58 The CREBtide peptide sequence (KRREILSRRPSYR) is based on the human CREB1 isoform A (amino acid 109-121).
CSKtide Reference: C63-58 The synthetic peptide CSKtide (KKKEEIYFFFG-NH2) contains a tyrosine protein kinase phosphorylation site and can be used for CSK and TNK1 assay.
DYRKtide Reference: D96-58 The synthetic peptide (RRRFRPASPLRGPPK) contains a serine/threonine protein kinase phosphorylation site and is routinely evaluated as a substrate for DYRK family kinases.
EF2tide Reference: E01-58 The EF2tide substrate peptide sequence (RKKFGESEKTKTKEFL) is based on dictyostelium myosin II heavy chain (amino acid 2020-2035).
EIF2S Peptide Reference: E23-58 The 13 amino acids of EIF2S peptide sequence (CILLSELSRRRIR) is derived from human protein EIF2S1 between residues 46-57. This peptide is suitable for use as a substrate for MNK1 and EIF2AK family kinases.
GRKtide Reference: G46-58 The synthetic peptide sequence (CRRREEEEESAAA) is routinely evaluated as a substrate for GRK family kinases, including GRK2, GRK3, GRK4 and GRK7.
GS Peptide Reference: G60-58 The GS peptide sequence (PLSRTLSVSS) is derived from an N-terminus of glycogen synthase and is suitable for use as the substrate for DCAMKL1 and CAMKII family.
Histone H1 Peptide Reference: H10-58-1 The Histone H1 Peptide (152-159) sequence (GGGPATP-KKAKKL-COOH) is derived from human histone H1 between amino acids 152-159 and is suitable for use as the substrate for CDK family kinase assays, such as CDK1, CDK2, CDK5 and CDK6.