2026 has been a concentrated year for peptide therapeutics. Efficacy reached a new high in late-stage trials, the obesity field moved beyond the incretins to amylin, the oral route reached weight management, and peptide-guided radioligand therapy kept advancing — each point tied to a specific 2025–2026 result.

Identifiers

IUPAC Name

(4S)-4-amino-5-[[(1S)-1-carboxyethyl]amino]-5-oxopentanoic acid

InChIKey

JZDHUJAFXGNDSB-WHFBIAKZSA-N

SMILES

C[C@@H](C(=O)O)NC(=O)[C@H](CCC(=O)O)N

Synonyms (32)

Alanyl Glutamine Impurity 33
EA dipeptide
Glu-ala
Glutamate Alanine dipeptide
H-GLU-ALA-OH
L-Glu-L-Ala
L-Glutamyl-L-alanine
L-a-Glu-L-ala
L-alpha-Glu-L-Ala
L-alpha-Glutamyl-L-amino acid
L-alpha-glutamyl-L-alanine
N-Glutamylalanine
N-L-Glutamyl-L-alanine
N-L-a-Glutamyl-L-alanine
N-L-alpha-Glutamylalanine
N-alpha-Glutamylalanine
N-alpha-L-Glutamyl-L-alanine
a-Glu-ala
a-Glutamylalanine
a-L-Glutamyl-L-alanine
alpha-Glu-Ala
alpha-L-Glu-L-ala
alpha-L-Glutamyl-L-alanine
alpha-glutamylalanine
glutamyl-alanine
n-l-alpha-glutamyl-L-alanine

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