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PYROGLUTAMIC ACID

Modified residue PCA in PDB entry 3blk, assembly 1, front view.
Modified residue PCA in PDB entry 3blk, assembly 1, side view.
Modified residue PCA in PDB entry 3blk, assembly 1, top view.
PCA
Formula: C5 H7 N O3
Molecular weight: 129 Da
One-letter code: Q
Charge: 0
IUPAC InChI: InChI=1S/C5H7NO3/c7-4-2-1-3(6-4)5(8)9/h3H,1-2H2,(H,6,7)(H,8,9)/t3-/m0/s1
IUPAC InChI key: ODHCTXKNWHHXJC-VKHMYHEASA-N
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