ID A0A0M3V6G2_9NOSO Unreviewed; 599 AA.
AC A0A0M3V6G2;
DT 09-DEC-2015, integrated into UniProtKB/TrEMBL.
DT 09-DEC-2015, sequence version 1.
DT 24-JAN-2024, entry version 28.
DE RecName: Full=Glutathione hydrolase proenzyme {ECO:0000256|RuleBase:RU368036};
DE EC=2.3.2.2 {ECO:0000256|RuleBase:RU368036};
DE EC=3.4.19.13 {ECO:0000256|RuleBase:RU368036};
DE Contains:
DE RecName: Full=Glutathione hydrolase large chain {ECO:0000256|RuleBase:RU368036};
DE Contains:
DE RecName: Full=Glutathione hydrolase small chain {ECO:0000256|RuleBase:RU368036};
GN ORFNames=ACX27_26545 {ECO:0000313|EMBL:ALF55593.1};
OS Nostoc piscinale CENA21.
OC Bacteria; Cyanobacteriota; Cyanophyceae; Nostocales; Nostocaceae; Nostoc.
OX NCBI_TaxID=224013 {ECO:0000313|EMBL:ALF55593.1, ECO:0000313|Proteomes:UP000062645};
RN [1] {ECO:0000313|Proteomes:UP000062645}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=CENA21 {ECO:0000313|Proteomes:UP000062645};
RA Leao T.F., Leao P.N., Guimaraes P.I., de Melo A.G.C., Ramos R.T.J.,
RA Silva A., Fiore M.F., Schneider M.P.C.;
RT "Genome Of Nitrogen-Fixing Cyanobacterium Nostoc piscinale CENA21 From
RT Solimoes/Amazon River Floodplain Sediments And Comparative Genomics To
RT Uncover Biosynthetic Natural Products Potential.";
RL Submitted (JUL-2015) to the EMBL/GenBank/DDBJ databases.
RN [2] {ECO:0000313|EMBL:ALF55593.1, ECO:0000313|Proteomes:UP000062645}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=CENA21 {ECO:0000313|EMBL:ALF55593.1,
RC ECO:0000313|Proteomes:UP000062645};
RX PubMed=27034496;
RA Leao T., Guimaraes P.I., de Melo A.G., Ramos R.T., Leao P.N., Silva A.,
RA Fiore M.F., Schneider M.P.;
RT "Draft Genome Sequence of the N2-Fixing Cyanobacterium Nostoc piscinale
RT CENA21, Isolated from the Brazilian Amazon Floodplain.";
RL Genome Announc. 4:0-0(2016).
CC -!- CATALYTIC ACTIVITY:
CC Reaction=an S-substituted glutathione + H2O = an S-substituted L-
CC cysteinylglycine + L-glutamate; Xref=Rhea:RHEA:59468,
CC ChEBI:CHEBI:15377, ChEBI:CHEBI:29985, ChEBI:CHEBI:90779,
CC ChEBI:CHEBI:143103; EC=3.4.19.13;
CC Evidence={ECO:0000256|ARBA:ARBA00001049,
CC ECO:0000256|RuleBase:RU368036};
CC -!- CATALYTIC ACTIVITY:
CC Reaction=an alpha-amino acid + an N-terminal (5-L-glutamyl)-[peptide] =
CC 5-L-glutamyl amino acid + N-terminal L-alpha-aminoacyl-[peptide];
CC Xref=Rhea:RHEA:23904, Rhea:RHEA-COMP:9780, Rhea:RHEA-COMP:9795,
CC ChEBI:CHEBI:77644, ChEBI:CHEBI:78597, ChEBI:CHEBI:78599,
CC ChEBI:CHEBI:78608; EC=2.3.2.2;
CC Evidence={ECO:0000256|ARBA:ARBA00000250,
CC ECO:0000256|RuleBase:RU368036};
CC -!- CATALYTIC ACTIVITY:
CC Reaction=glutathione + H2O = L-cysteinylglycine + L-glutamate;
CC Xref=Rhea:RHEA:28807, ChEBI:CHEBI:15377, ChEBI:CHEBI:29985,
CC ChEBI:CHEBI:57925, ChEBI:CHEBI:61694; EC=3.4.19.13;
CC Evidence={ECO:0000256|ARBA:ARBA00001089,
CC ECO:0000256|RuleBase:RU368036};
CC -!- PATHWAY: Sulfur metabolism; glutathione metabolism.
CC {ECO:0000256|RuleBase:RU368036}.
CC -!- SUBUNIT: This enzyme consists of two polypeptide chains, which are
CC synthesized in precursor form from a single polypeptide.
CC {ECO:0000256|RuleBase:RU368036}.
CC -!- PTM: Cleaved by autocatalysis into a large and a small subunit.
CC {ECO:0000256|RuleBase:RU368036}.
CC -!- SIMILARITY: Belongs to the gamma-glutamyltransferase family.
CC {ECO:0000256|ARBA:ARBA00009381, ECO:0000256|RuleBase:RU368036}.
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DR EMBL; CP012036; ALF55593.1; -; Genomic_DNA.
DR RefSeq; WP_062296891.1; NZ_CP012036.1.
DR AlphaFoldDB; A0A0M3V6G2; -.
DR STRING; 224013.ACX27_26545; -.
DR PATRIC; fig|224013.5.peg.6355; -.
DR OrthoDB; 9781342at2; -.
DR UniPathway; UPA00204; -.
DR Proteomes; UP000062645; Chromosome.
DR GO; GO:0036374; F:glutathione hydrolase activity; IEA:UniProtKB-UniRule.
DR GO; GO:0103068; F:leukotriene C4 gamma-glutamyl transferase activity; IEA:UniProtKB-EC.
DR GO; GO:0006750; P:glutathione biosynthetic process; IEA:UniProtKB-KW.
DR GO; GO:0006751; P:glutathione catabolic process; IEA:UniProtKB-UniRule.
DR Gene3D; 1.10.246.130; -; 1.
DR Gene3D; 3.60.20.40; -; 1.
DR InterPro; IPR043138; GGT_lsub_C.
DR InterPro; IPR000101; GGT_peptidase.
DR InterPro; IPR043137; GGT_ssub.
DR InterPro; IPR029055; Ntn_hydrolases_N.
DR NCBIfam; TIGR00066; g_glut_trans; 1.
DR PANTHER; PTHR43199; GLUTATHIONE HYDROLASE; 1.
DR PANTHER; PTHR43199:SF1; GLUTATHIONE HYDROLASE PROENZYME; 1.
DR Pfam; PF01019; G_glu_transpept; 1.
DR PRINTS; PR01210; GGTRANSPTASE.
DR SUPFAM; SSF56235; N-terminal nucleophile aminohydrolases (Ntn hydrolases); 1.
PE 3: Inferred from homology;
KW Acyltransferase {ECO:0000256|ARBA:ARBA00023315,
KW ECO:0000256|RuleBase:RU368036};
KW Glutathione biosynthesis {ECO:0000256|RuleBase:RU368036};
KW Hydrolase {ECO:0000256|ARBA:ARBA00022801, ECO:0000256|RuleBase:RU368036};
KW Signal {ECO:0000256|SAM:SignalP};
KW Transferase {ECO:0000256|ARBA:ARBA00022679, ECO:0000256|RuleBase:RU368036};
KW Zymogen {ECO:0000256|RuleBase:RU368036}.
FT SIGNAL 1..27
FT /evidence="ECO:0000256|SAM:SignalP"
FT CHAIN 28..599
FT /note="Glutathione hydrolase proenzyme"
FT /evidence="ECO:0000256|SAM:SignalP"
FT /id="PRO_5005791094"
FT ACT_SITE 409
FT /note="Nucleophile"
FT /evidence="ECO:0000256|PIRSR:PIRSR600101-1"
SQ SEQUENCE 599 AA; 65197 MW; 026C93BDD53771AC CRC64;
MQIFAKPKQV VFTVFSLGVI CYSQVAAATT TLPLRSKKGM VVSAHPLASE AGLLMLRQGG
NAVDAAVATT FAISVVEPFS AGIGGGGFLL LHSEKTGEMK ALDFRERAPI KATRNMYLDE
QGKVRPNASV NGYLAVATPG TVAGMYEVHR RYGKLPWKEV VKPAIALAKN GFILSKQLTW
RSIQTYENRK PVILQNSAAR RIFTRNGEFY QPGERLVQRD LAHTLETIAD DPQSFYTGKI
ARAIASDMAK NSGLINLDDL KAYKPIWRTP LCGSFRQAKV CSMPPPSSGG VHLLQILNII
GDDDLKAWGW HHPNSLHLMA EAMKIAYADR SQYLGDPDFV KVPVQALINP AYAQQRRQQI
NMDVAKPASE IKPVAPEILK RFGPVSNQIV PLPNKLLRLQ TTRYESSETS HLCVVDEQRN
AVSLTFTINL GFGAGVVTPG TGILLNNEMD DFAIAPGVPN AFGLIGNSAN AIAPRKTPLS
SMTPTIVTEN NHLRMAVGAP GGSTIITQVL QVILNVLAYN MDVGAAVSVP RIHDQWLPDE
LRVEPWGLDA LTLQDLRRRG HNIKEEKTPW GNVNAIATQA DGSLEAAADP RGEGSPRGW
//