PCTM_GULMO
ID PCTM_GULMO Reviewed; 196 AA.
AC P0DV43;
DT 25-MAY-2022, integrated into UniProtKB/Swiss-Prot.
DT 25-MAY-2022, sequence version 1.
DT 03-AUG-2022, entry version 2.
DE RecName: Full=Pycsar effector protein GmPycTM;
DE Short=GmPycTM {ECO:0000303|PubMed:34644530};
GN Name=pycTM {ECO:0000303|PubMed:34644530};
GN ORFNames=Ga0100804_10531 {ECO:0000303|PubMed:26586874};
OS Gulbenkiania mobilis.
OC Bacteria; Proteobacteria; Betaproteobacteria; Neisseriales;
OC Chromobacteriaceae; Gulbenkiania.
OX NCBI_TaxID=397457;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=MB1;
RX PubMed=26586874; DOI=10.1128/genomea.01295-15;
RA Saxena R., Chaudhary N., Dhakan D.B., Sharma V.K.;
RT "Draft Genome Sequence of Gulbenkiania mobilis Strain MB1, a Sulfur-
RT Metabolizing Thermophile Isolated from a Hot Spring in Central India.";
RL Genome Announc. 3:0-0(2015).
RN [2]
RP PROBABLE FUNCTION, AND CLASSIFICATION.
RC STRAIN=MB1;
RX PubMed=34644530; DOI=10.1016/j.cell.2021.09.031;
RA Tal N., Morehouse B.R., Millman A., Stokar-Avihail A., Avraham C.,
RA Fedorenko T., Yirmiya E., Herbst E., Brandis A., Mehlman T.,
RA Oppenheimer-Shaanan Y., Keszei A.F.A., Shao S., Amitai G., Kranzusch P.J.,
RA Sorek R.;
RT "Cyclic CMP and cyclic UMP mediate bacterial immunity against phages.";
RL Cell 0:0-0(2021).
CC -!- FUNCTION: Pycsar (pyrimidine cyclase system for antiphage resistance)
CC provides immunity against bacteriophage. The pyrimidine cyclase (PycC)
CC synthesizes cyclic nucleotides in response to infection; these serve as
CC specific second messenger signals. The signals activate the adjacent
CC effector, leading to bacterial cell death and abortive phage infection.
CC A clade C Pycsar system. {ECO:0000305|PubMed:34644530}.
CC -!- FUNCTION: The effector gene of a two-gene Pycsar system. Expression of
CC this and adjacent uridylate cyclase GmPycC (AC P0DV42) probably confers
CC resistance to bacteriophage. The genes are probably only expressed in
CC response to bacteriophage infection. Probably only responds to cUMP
CC (produced by its cognate NTP cyclase), acts by impairing membrane
CC integrity. {ECO:0000305|PubMed:34644530}.
CC -!- SUBCELLULAR LOCATION: Cell inner membrane {ECO:0000305}; Multi-pass
CC membrane protein {ECO:0000255}.
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DR EMBL; LIVN01000053; -; NOT_ANNOTATED_CDS; Genomic_DNA.
DR GO; GO:0016021; C:integral component of membrane; IEA:UniProtKB-KW.
DR GO; GO:0005886; C:plasma membrane; IEA:UniProtKB-SubCell.
DR GO; GO:0000166; F:nucleotide binding; IEA:UniProtKB-KW.
DR GO; GO:0051607; P:defense response to virus; IEA:UniProtKB-KW.
DR InterPro; IPR043760; DUF5706.
DR Pfam; PF18967; DUF5706; 1.
PE 3: Inferred from homology;
KW Antiviral defense; Cell inner membrane; Cell membrane; Membrane;
KW Nucleotide-binding; Transmembrane; Transmembrane helix.
FT CHAIN 1..196
FT /note="Pycsar effector protein GmPycTM"
FT /id="PRO_0000455234"
FT TRANSMEM 34..54
FT /note="Helical"
FT /evidence="ECO:0000255"
FT TRANSMEM 82..102
FT /note="Helical"
FT /evidence="ECO:0000255"
FT TRANSMEM 176..196
FT /note="Helical"
FT /evidence="ECO:0000255"
SQ SEQUENCE 196 AA; 22222 MW; CD79CE79C7DD59E2 CRC64;
MSEENKLSES EIKEEAVQTL ERINFWISNC DTKISFSLAF AGILLGGFFS SGIITGSLNK
LMKGLKEIDK DTPYLKIQYL EITTIVLVVF IILMIVSLTY LFRGKKGSID TGVFNEADLS
KDSILFFGTI QNKSFISFKN SVIEIKKDDL VNDYLSQVYI NSKICNRKFT LYNKGVNWLI
ASTIVFIILN GMFLFL