ID L8LFS2_9CHRO Unreviewed; 346 AA.
AC L8LFS2;
DT 03-APR-2013, integrated into UniProtKB/TrEMBL.
DT 03-APR-2013, sequence version 1.
DT 24-JAN-2024, entry version 44.
DE RecName: Full=tRNA(Ile)-lysidine synthase {ECO:0000256|HAMAP-Rule:MF_01161};
DE EC=6.3.4.19 {ECO:0000256|HAMAP-Rule:MF_01161};
DE AltName: Full=tRNA(Ile)-2-lysyl-cytidine synthase {ECO:0000256|HAMAP-Rule:MF_01161};
DE AltName: Full=tRNA(Ile)-lysidine synthetase {ECO:0000256|HAMAP-Rule:MF_01161};
GN Name=tilS {ECO:0000256|HAMAP-Rule:MF_01161};
GN ORFNames=GLO73106DRAFT_00001800 {ECO:0000313|EMBL:ELR96388.1};
OS Gloeocapsa sp. PCC 73106.
OC Bacteria; Cyanobacteriota; Cyanophyceae; Oscillatoriophycideae;
OC Chroococcales; Chroococcaceae; Gloeocapsa.
OX NCBI_TaxID=102232 {ECO:0000313|EMBL:ELR96388.1, ECO:0000313|Proteomes:UP000011180};
RN [1] {ECO:0000313|EMBL:ELR96388.1, ECO:0000313|Proteomes:UP000011180}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=PCC 73106 {ECO:0000313|EMBL:ELR96388.1,
RC ECO:0000313|Proteomes:UP000011180};
RX PubMed=23277585; DOI=10.1073/pnas.1217107110;
RA Shih P.M., Wu D., Latifi A., Axen S.D., Fewer D.P., Talla E., Calteau A.,
RA Cai F., Tandeau de Marsac N., Rippka R., Herdman M., Sivonen K.,
RA Coursin T., Laurent T., Goodwin L., Nolan M., Davenport K.W., Han C.S.,
RA Rubin E.M., Eisen J.A., Woyke T., Gugger M., Kerfeld C.A.;
RT "Improving the coverage of the cyanobacterial phylum using diversity-driven
RT genome sequencing.";
RL Proc. Natl. Acad. Sci. U.S.A. 110:1053-1058(2013).
CC -!- FUNCTION: Ligates lysine onto the cytidine present at position 34 of
CC the AUA codon-specific tRNA(Ile) that contains the anticodon CAU, in an
CC ATP-dependent manner. Cytidine is converted to lysidine, thus changing
CC the amino acid specificity of the tRNA from methionine to isoleucine.
CC {ECO:0000256|HAMAP-Rule:MF_01161}.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=ATP + cytidine(34) in tRNA(Ile2) + L-lysine = AMP +
CC diphosphate + H(+) + lysidine(34) in tRNA(Ile2);
CC Xref=Rhea:RHEA:43744, Rhea:RHEA-COMP:10625, Rhea:RHEA-COMP:10670,
CC ChEBI:CHEBI:15378, ChEBI:CHEBI:30616, ChEBI:CHEBI:32551,
CC ChEBI:CHEBI:33019, ChEBI:CHEBI:82748, ChEBI:CHEBI:83665,
CC ChEBI:CHEBI:456215; EC=6.3.4.19;
CC Evidence={ECO:0000256|ARBA:ARBA00000047, ECO:0000256|HAMAP-
CC Rule:MF_01161};
CC -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000256|HAMAP-Rule:MF_01161}.
CC Plastid, chloroplast {ECO:0000256|ARBA:ARBA00004229}.
CC -!- DOMAIN: The N-terminal region contains the highly conserved SGGXDS
CC motif, predicted to be a P-loop motif involved in ATP binding.
CC {ECO:0000256|HAMAP-Rule:MF_01161}.
CC -!- SIMILARITY: Belongs to the tRNA(Ile)-lysidine synthase family.
CC {ECO:0000256|HAMAP-Rule:MF_01161}.
CC -!- CAUTION: The sequence shown here is derived from an EMBL/GenBank/DDBJ
CC whole genome shotgun (WGS) entry which is preliminary data.
CC {ECO:0000313|EMBL:ELR96388.1}.
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DR EMBL; ALVY01000227; ELR96388.1; -; Genomic_DNA.
DR RefSeq; WP_006530819.1; NZ_ALVY01000227.1.
DR AlphaFoldDB; L8LFS2; -.
DR STRING; 102232.GLO73106DRAFT_00001800; -.
DR eggNOG; COG0037; Bacteria.
DR OrthoDB; 9807403at2; -.
DR Proteomes; UP000011180; Unassembled WGS sequence.
DR GO; GO:0005737; C:cytoplasm; IEA:UniProtKB-SubCell.
DR GO; GO:0005524; F:ATP binding; IEA:UniProtKB-UniRule.
DR GO; GO:0016879; F:ligase activity, forming carbon-nitrogen bonds; IEA:UniProtKB-UniRule.
DR GO; GO:0006400; P:tRNA modification; IEA:UniProtKB-UniRule.
DR CDD; cd01992; PP-ATPase; 1.
DR Gene3D; 1.20.59.20; -; 1.
DR Gene3D; 3.40.50.620; HUPs; 1.
DR HAMAP; MF_01161; tRNA_Ile_lys_synt; 1.
DR InterPro; IPR014729; Rossmann-like_a/b/a_fold.
DR InterPro; IPR011063; TilS/TtcA_N.
DR InterPro; IPR012094; tRNA_Ile_lys_synt.
DR InterPro; IPR012795; tRNA_Ile_lys_synt_N.
DR NCBIfam; TIGR02432; lysidine_TilS_N; 1.
DR PANTHER; PTHR43033:SF4; TRNA(ILE)-LYSIDINE SYNTHASE; 1.
DR PANTHER; PTHR43033; TRNA(ILE)-LYSIDINE SYNTHASE-RELATED; 1.
DR Pfam; PF01171; ATP_bind_3; 1.
DR SUPFAM; SSF52402; Adenine nucleotide alpha hydrolases-like; 1.
DR SUPFAM; SSF82829; MesJ substrate recognition domain-like; 1.
PE 3: Inferred from homology;
KW ATP-binding {ECO:0000256|HAMAP-Rule:MF_01161};
KW Cytoplasm {ECO:0000256|HAMAP-Rule:MF_01161};
KW Ligase {ECO:0000256|ARBA:ARBA00022598, ECO:0000256|HAMAP-Rule:MF_01161};
KW Nucleotide-binding {ECO:0000256|HAMAP-Rule:MF_01161};
KW Reference proteome {ECO:0000313|Proteomes:UP000011180};
KW tRNA processing {ECO:0000256|HAMAP-Rule:MF_01161}.
FT DOMAIN 29..204
FT /note="tRNA(Ile)-lysidine/2-thiocytidine synthase N-
FT terminal"
FT /evidence="ECO:0000259|Pfam:PF01171"
FT BINDING 34..39
FT /ligand="ATP"
FT /ligand_id="ChEBI:CHEBI:30616"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01161"
SQ SEQUENCE 346 AA; 38921 MW; 42E55961526566D2 CRC64;
MSSDSWTPLH AKVHQTLLKR KLLPCGARIL VGVSGGQDSV CLLKILLDLQ SRWCWYLAIA
HCDHRWSSDQ GIAEHVKLIA SNWGLSFYLK TAPSPIAGTE AAAREWRYQV LTEIASEHEF
NWLVTGHTQS DRAETLLYNL MRGAGSEGLG SLSWFRPLTS ALNLVRPLLN VTRAETYQFC
QHFQLPIWED AANQNLQFAR NRVRLQLIPY LQTHFNPQVE VNLAQTADLL KTEADYLAQT
AQEMLIQVMT SDRDGLNRVK LRSVHLALQR RVVREFVSNI FSLAPNFEQI ETVVSLINAS
NRSRTPSFPG GGYFEVKTDV IIYSPKPLKT CSNSPNHPGC SPSPAI
//