ChEBI: One of the primary forms of gastrin that is a 34-membered peptide consisting of Gln, Leu, Gly, Pro, Gln, Gly, Pro, Pro, His, Leu, Val, Ala, Asp, Pro, Ser, Lys, Lys, Gln, Gly, Pro, Trp, Leu, Glu, Glu, Glu, Glu, Glu, Ala, Tyr, Gly, Trp, Met, Asp and Phe resi
ues joined in sequence.