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ψ
ψ
ψ
Pyrrolidonecarboxylic Acid
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Definition
: A cyclized derivative of L-GLUTAMIC ACID. Elevated blood levels may be associated with problems of GLUTAMINE or GLUTATHIONE metabolism.
Other names
Pidolate, Magnesium; Acid, Pyrrolidonecarboxylic; Acid, Pyroglutamic; Pyroglutamate; Magnesium Pidolate; 5-
Oxopyrrolidine-
2-
Carboxylic Acid; 5-
Ketoproline; Pyroglutamic Acid; Pidolic Acid; 5-
Oxoproline
Substance
CAS Registry & name
Categories
Source
Drugs
*
3-
(4-
methoxy-
3-
methyl-
2-
oxo-
2H-
pyran-
6-
yl)butylpyroglutamate
0
*Pyrans
Pyrrolidonecarboxylic Acid/*analogs & derivatives.
J Asian Nat Prod Res. 2011 Oct;13(11):1042-6
4-
aminopyroglutamate
0
Pyrrolidonecarboxylic Acid/*analogs & derivatives.
Biopolymers. 2004 Dec 5;75(5):412-9
BLAS 236
0
*Quaternary Ammonium Compounds
*Pyridines
Pyrrolidonecarboxylic Acid/*analogs & derivatives.
Clin Cancer Res 2003 Nov 15;9(15):5776-85
glucagon-
like peptide-
1 (7-
36)amide, N-
pyroglutamyl
0
*Peptide Fragments
Pyrrolidonecarboxylic Acid/*analogs & derivatives
Glucagon-Like Peptide 1/*analogs & derivatives.
J Endocrinol 2004 Mar;180(3):379-88
(S)-
ethyl 4,4-
dimethyl pyroglutamate
0
Pyrrolidonecarboxylic Acid/*analogs & derivatives.
Org Lett. 2003 Oct 16;5(21):3791-4
oleyl pyroglutamate
0
Pyrrolidonecarboxylic Acid/*analogs & derivatives.
Yao Xue Xue Bao 2003 May;38(5):384-7
pyroglutamyl-
tyrosyl-
prolylamide
0
Pyrrolidonecarboxylic Acid/*analogs & derivatives
Thyrotropin-Releasing Hormone/*analogs & derivatives.
Neurochem Int 2002 Dec;41(6):415-28
gonadotropin-
releasing hormone-
III
0
*Gonadotropin-Releasing Hormone
Pyrrolidonecarboxylic Acid/*analogs & derivatives.
Endocrinology 1993 Mar;132(3):1125-31
blomhotin
0
*Crotalid Venoms
Pyrrolidonecarboxylic Acid/*analogs & derivatives.
Biol Pharm Bull 2000 Nov;23(11):1379-81
N(I),N(II),N(III),N(IV)-
tetraacetyl-
NV-
dimethylaminophenylazophenylthioureido-
beta-
chitopentaosyl-
pyroglutamyl amidoethylnaphthalenesulfonic acid
0
*Oligosaccharides
Pyrrolidonecarboxylic Acid/*analogs & derivatives
Thiourea/*analogs & derivatives.
Eur J Biochem 2000 Sep;267(17):5593-600
pyroglutamyl-
naphthylamide
0
*Naphthalenes
Pyrrolidonecarboxylic Acid/*analogs & derivatives.
Folia Biol (Praha) 1998 ;44(6):213-6
pyroglutamyl-
leucyl-
prolinamide
0
Pyrrolidonecarboxylic Acid/*analogs & derivatives
Thyrotropin-Releasing Hormone/*analogs & derivatives.
J Med Chem 1999 Nov 4;42(22):4572-83
glutaminyl-
pyroglutamyl-
glutamyl-
proline amide
0
Thyrotropin-Releasing Hormone/*analogs & derivatives
Pyrrolidonecarboxylic Acid/*analogs & derivatives.
Mol Reprod Dev 1998 Dec;51(4):468-76
pyroglutamyl-
alanyl-
tyrosine
0
*Oligopeptides
Pyrrolidonecarboxylic Acid/*analogs & derivatives.
Biochim Biophys Acta 1998 Oct 14;1388(1):45-52
NC 1900
0
*Oligopeptides
Pyrrolidonecarboxylic Acid/*analogs & derivatives
Arginine Vasopressin.
Eur J Pharmacol 1998 Jul 10;352(2-3):135-42
pyroglutamyl-
glutaminyl-
tryptophan
0
*Oligopeptides
Pyrrolidonecarboxylic Acid/*analogs & derivatives
Crotalid Venoms.
Biochem Biophys Res Commun 1998 Jul 30;248(3):562-8
pyroglutamyl-
asparagyl-
tryptophan
0
*Oligopeptides
Pyrrolidonecarboxylic Acid/*analogs & derivatives
Crotalid Venoms.
Biochem Biophys Res Commun 1998 Jul 30;248(3):562-8
pyroglutamyl-
lysyl-
tryptophan
0
*Oligopeptides
Pyrrolidonecarboxylic Acid/*analogs & derivatives
Crotalid Venoms.
Biochem Biophys Res Commun 1998 Jul 30;248(3):562-8
PG-
KII peptide
0
*Tachykinins
Pyrrolidonecarboxylic Acid/*analogs & derivatives.
Peptides 1996;17(4):729-31
SK&F 108636
155215-78-4
*Oligopeptides
Pyrrolidonecarboxylic Acid/*analogs & derivatives.
Stem Cells (Dayt) 1996 Mar;14(2):215-24
pyroglutamic acid 7-
amino-
4-
methylcoumarin
0
*Coumarins
Pyrrolidonecarboxylic Acid/*analogs & derivatives.
Int J Pept Protein Res 1996 Jul;48(1):56-8
pyroglutamyltryptophan
0
*Dipeptides
Pyrrolidonecarboxylic Acid/*analogs & derivatives
Drug Carriers.
Pharmazie 1996 Jul;51(7):487-9
pyroglutamyl-
phenylalanyl-
prolyl-
N-
methyl-
psi(5-
tetrazole)
0
*Oligopeptides
Pyrrolidonecarboxylic Acid/*analogs & derivatives
Thyrotropin-Releasing Hormone.
Acta Crystallogr C 1995 Dec 15;51(Pt 12):2575-9
lamprey GnRH-
I
0
Gonadotropin-Releasing Hormone/*analogs & derivatives
Pyrrolidonecarboxylic Acid/*analogs & derivatives.
J Biol Chem 1986 Apr 15;261(11):4812-9
pyroglutamylglycine
29227-88-1
*Dipeptides
Pyrrolidonecarboxylic Acid/*analogs & derivatives.
J Ocul Pharmacol Ther 1995 Spring;11(1):65-71
pyroglutamyl-
L-
DOPA-
proline
0
*Oligopeptides
Levodopa/*analogs & derivatives
Pyrrolidonecarboxylic Acid/*analogs & derivatives.
Pharm Res 1995 Jul;12(7):1101-4
pyroglutamyl-
leucyl-
threonyl-
phenylalanyl-
threonyl-
prolyl-
asparaginyl-
tryptophyl-
glycyl-
serinamide
0
*Neuropeptides
Pyrrolidonecarboxylic Acid/*analogs & derivatives.
Regul Pept 1995 Jun 27;57(3):247-52
pyroglutamyl-
leucyl-
asparaginyl-
phenylalanyl-
seryl-
threonyl-
glycyl-
tryptophanamide
0
*Neuropeptides
Pyrrolidonecarboxylic Acid/*analogs & derivatives.
Regul Pept 1995 Jun 27;57(3):247-52
pyroglutamyl-
prolyl-
asparaginyl-
prolyl-
aspartyl-
glutamyl-
phenylalanyl-
phenylalanyl-
glycyl-
leucyl-
methioninamide
0
*Oligopeptides
Pyrrolidonecarboxylic Acid/*analogs & derivatives.
Peptides 1995;16(4):609-14
adipokinetic hormone, Magicicada
0
*Insect Hormones
*Neuropeptides
Pyrrolidonecarboxylic Acid/*analogs & derivatives.
Insect Biochem Mol Biol 1995 Sep;25(8):929-32
substance P (5-
11), Glp(5)-
Glu(O-
benzyl)(11)
0
*Peptide Fragments
Pyrrolidonecarboxylic Acid/*analogs & derivatives
Substance P/*analogs & derivatives
Receptors, Neurokinin-1/agonists.
Int J Pept Protein Res 1995 Jun;45(6):508-13
substance P (6-
11), Glp(6)-
Glu(O-
benzyl)(11)
0
*Peptide Fragments
Pyrrolidonecarboxylic Acid/*analogs & derivatives
Substance P/*analogs & derivatives
Receptors, Neurokinin-1/agonists.
Int J Pept Protein Res 1995 Jun;45(6):508-13
cardioacceleratory peptide 2b
0
*Neuropeptides
*Oligopeptides
Pyrrolidonecarboxylic Acid/*analogs & derivatives.
FEBS Lett 1995 Sep 11;371(3):311-4
calcium pidolate
31377-05-6
Pyrrolidonecarboxylic Acid/*analogs & derivatives.
Osteoporos Int 1995 Jan;5(1):66-7
ethyl N-
methyl-
4-
hydroxy-
5-
oxo-
3-
pyrroline-
3-
carboxylate iron chelate
4450-97-9
Pyrrolidonecarboxylic Acid/*analogs & derivatives.
Biotech Histochem 1994 Sep;69(5):263-7
GPAnt-
2
0
*Oligopeptides
Pyrrolidonecarboxylic Acid/*analogs & derivatives
Substance P.
Cell Mol Biol (Noisy-Le-grand) 1994 Jul;40(5):707-15
metamorphosin A
157622-03-2
*Oligopeptides
Pyrrolidonecarboxylic Acid/*analogs & derivatives
Metamorphosis, Biological.
Dev Biol 1994 Jun;163(2):440-6
phyllolitorin, des-
Trp-
3,Leu-
8
0
*Oligopeptides
Pyrrolidonecarboxylic Acid/*analogs & derivatives
Bombesin.
Brain Res 1994 Feb 21;637(1-2):331-4
locustapyrokinin II
151812-20-3
*Neuropeptides
Pyrrolidonecarboxylic Acid/*analogs & derivatives.
Comp Biochem Physiol (C) 1993 Sep;106(1):103-9
2-
deoxy-
2-
(2-
fluoro-
3-
hydroxytetradecanamido)-
3-
O-
(3-
hydroxytetradecanoyl)-
4-
O-
phosphonoglucopyranose
146452-52-0
Lipid A/*analogs & derivatives
Pyrrolidonecarboxylic Acid/*analogs & derivatives.
Biosci Biotechnol Biochem 1993 Sep;57(9):1526-9
pyroglutamylglutamine diketopiperazine
151367-91-8
*Piperazines
*Peptides, Cyclic
Pyrrolidonecarboxylic Acid/*analogs & derivatives.
Int J Pept Protein Res 1993 Jul;42(1):14-9
pyroglutamylasparagine diketopiperazine
151367-95-2
*Peptides, Cyclic
*Piperazines
Pyrrolidonecarboxylic Acid/*analogs & derivatives.
Int J Pept Protein Res 1993 Jul;42(1):14-9
pyroglutamyl-
leucyl-
tryptophan methyl ester
98385-67-2 L-
Tryptophan, N-
(N-
(5-
oxo-
L-
prolyl)-
L-
leucyl)-
, methyl ester
*Oligopeptides
Pyrrolidonecarboxylic Acid/*analogs & derivatives.
Immunopharmacology 1993 Jan-Feb;25(1):51-63
substance P (6-
11), pGlu(6)-
N-
MePhe(8)-
Aib(9)
0
*Peptide Fragments
Pyrrolidonecarboxylic Acid/*analogs & derivatives
Substance P/*analogs & derivatives.
Biopolymers 1993 Jun;33(6):915-26
pyroglutamyl-
histidyl-
tryptophyl-
-
seryl-
tyrosyl-
tryptophyl-
leucyl-
arginyl-
prolyl-
glycinamide
0
Gonadotropin-Releasing Hormone/*analogs & derivatives
Pyrrolidonecarboxylic Acid/*analogs & derivatives.
Ann N Y Acad Sci 1993 May 28;687:250-4
pyroglutamyl-
asparaginamide
103322-29-8
*Dipeptides
Pyrrolidonecarboxylic Acid/*analogs & derivatives.
Eksp Klin Farmakol 1992 Sep-Oct;55(5):6-8
pyroglutamyl-
leucyl-
glycyl-
arginyl-
phenylalaninamide
148297-92-1
*Neuropeptides
Pyrrolidonecarboxylic Acid/*analogs & derivatives.
Comp Biochem Physiol (B) 1993 Feb;104(2):235-40
eisenin
21477-57-6
*Oligopeptides
Pyrrolidonecarboxylic Acid/*analogs & derivatives
Algal Proteins.
J Immunother 1993 Jan;13(1):36-42
LHRH cysteamide, des-
Arg
144700-79-8
*Peptide Fragments
Gonadotropin-Releasing Hormone/*analogs & derivatives
Pyrrolidonecarboxylic Acid/*analogs & derivatives.
Pept Res 1992 Jul-Aug;5(4):233-40
2,4-
dihydroxy-
3,3,4-
trimethylpyroglutamic acid
143785-44-8
Pyrrolidonecarboxylic Acid/*analogs & derivatives.
Carbohydr Res 1992 Jul 2;231:147-58
pyroglutamyl-
tyrosyl-
prolinamide
70650-88-3
*Oligopeptides
Pyrrolidonecarboxylic Acid/*analogs & derivatives.
J Biol Chem 1992 Sep 5;267(25):17508-11
pyroglutamyl-
histidyl-
tryptophyl-
seryl-
tyrosyl methyl ester
51871-39-7
*Gonadotropin-Releasing Hormone
*Peptide Fragments
Pyrrolidonecarboxylic Acid/*analogs & derivatives.
Biomed Biochim Acta 1991;50(10-11):205-8
pyroglutamyl-
phenylalanyl-
prolinamide
34783-35-2 L-
Prolinamide, 5-
oxo-
L-
prolyl-
L-
phenylalanyl
*Oligopeptides
Pyrrolidonecarboxylic Acid/*analogs & derivatives
Semen.
J Biol Chem 1992 Apr 15;267(11):7464-9
pyroglutamyl-
alanyl-
glutamyl-
seryl-
asparagine
0
*Oligopeptides
Pyrrolidonecarboxylic Acid/*analogs & derivatives.
Biochem Biophys Res Commun 1992 Mar 16;183(2):474-80
pyroglutamyl-