ID A0A261Q8X5_9BACT Unreviewed; 877 AA.
AC A0A261Q8X5;
DT 20-DEC-2017, integrated into UniProtKB/TrEMBL.
DT 20-DEC-2017, sequence version 1.
DT 24-JAN-2024, entry version 18.
DE RecName: Full=Alanine--tRNA ligase {ECO:0000256|HAMAP-Rule:MF_00036};
DE EC=6.1.1.7 {ECO:0000256|HAMAP-Rule:MF_00036};
DE AltName: Full=Alanyl-tRNA synthetase {ECO:0000256|HAMAP-Rule:MF_00036};
DE Short=AlaRS {ECO:0000256|HAMAP-Rule:MF_00036};
GN Name=alaS {ECO:0000256|HAMAP-Rule:MF_00036};
GN ORFNames=BWI93_04590 {ECO:0000313|EMBL:OZI09308.1};
OS Siphonobacter sp. BAB-5385.
OC Bacteria; Bacteroidota; Cytophagia; Cytophagales; Cytophagaceae;
OC Siphonobacter.
OX NCBI_TaxID=1864822 {ECO:0000313|EMBL:OZI09308.1, ECO:0000313|Proteomes:UP000215802};
RN [1] {ECO:0000313|EMBL:OZI09308.1, ECO:0000313|Proteomes:UP000215802}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=BAB-5385 {ECO:0000313|EMBL:OZI09308.1,
RC ECO:0000313|Proteomes:UP000215802};
RA Dhebar S., Dhebar S., Bhargava P., Bagatharia S.B., Soni S., Joshi M.N.;
RT "Draft genome of Siphonobacter sp. BAB-5385.";
RL Submitted (JUN-2017) to the EMBL/GenBank/DDBJ databases.
CC -!- FUNCTION: Catalyzes the attachment of alanine to tRNA(Ala) in a two-
CC step reaction: alanine is first activated by ATP to form Ala-AMP and
CC then transferred to the acceptor end of tRNA(Ala). Also edits
CC incorrectly charged Ser-tRNA(Ala) and Gly-tRNA(Ala) via its editing
CC domain. {ECO:0000256|HAMAP-Rule:MF_00036}.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=ATP + L-alanine + tRNA(Ala) = AMP + diphosphate + L-alanyl-
CC tRNA(Ala); Xref=Rhea:RHEA:12540, Rhea:RHEA-COMP:9657, Rhea:RHEA-
CC COMP:9923, ChEBI:CHEBI:30616, ChEBI:CHEBI:33019, ChEBI:CHEBI:57972,
CC ChEBI:CHEBI:78442, ChEBI:CHEBI:78497, ChEBI:CHEBI:456215; EC=6.1.1.7;
CC Evidence={ECO:0000256|HAMAP-Rule:MF_00036};
CC -!- COFACTOR:
CC Name=Zn(2+); Xref=ChEBI:CHEBI:29105;
CC Evidence={ECO:0000256|HAMAP-Rule:MF_00036};
CC Note=Binds 1 zinc ion per subunit. {ECO:0000256|HAMAP-Rule:MF_00036};
CC -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000256|HAMAP-Rule:MF_00036}.
CC -!- DOMAIN: Consists of three domains; the N-terminal catalytic domain, the
CC editing domain and the C-terminal C-Ala domain. The editing domain
CC removes incorrectly charged amino acids, while the C-Ala domain, along
CC with tRNA(Ala), serves as a bridge to cooperatively bring together the
CC editing and aminoacylation centers thus stimulating deacylation of
CC misacylated tRNAs. {ECO:0000256|HAMAP-Rule:MF_00036}.
CC -!- SIMILARITY: Belongs to the class-II aminoacyl-tRNA synthetase family.
CC {ECO:0000256|ARBA:ARBA00008226, ECO:0000256|HAMAP-Rule:MF_00036}.
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:OZI09308.1}.
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DR EMBL; NMPS01000049; OZI09308.1; -; Genomic_DNA.
DR AlphaFoldDB; A0A261Q8X5; -.
DR OrthoDB; 9803884at2; -.
DR Proteomes; UP000215802; Unassembled WGS sequence.
DR GO; GO:0005737; C:cytoplasm; IEA:UniProtKB-SubCell.
DR GO; GO:0004813; F:alanine-tRNA ligase activity; IEA:UniProtKB-UniRule.
DR GO; GO:0005524; F:ATP binding; IEA:UniProtKB-UniRule.
DR GO; GO:0000049; F:tRNA binding; IEA:UniProtKB-KW.
DR GO; GO:0008270; F:zinc ion binding; IEA:UniProtKB-UniRule.
DR GO; GO:0006419; P:alanyl-tRNA aminoacylation; IEA:UniProtKB-UniRule.
DR CDD; cd00673; AlaRS_core; 1.
DR Gene3D; 2.40.30.130; -; 1.
DR Gene3D; 3.10.310.40; -; 1.
DR Gene3D; 3.30.54.20; -; 1.
DR HAMAP; MF_00036_B; Ala_tRNA_synth_B; 1.
DR InterPro; IPR045864; aa-tRNA-synth_II/BPL/LPL.
DR InterPro; IPR002318; Ala-tRNA-lgiase_IIc.
DR InterPro; IPR018162; Ala-tRNA-ligase_IIc_anticod-bd.
DR InterPro; IPR018165; Ala-tRNA-synth_IIc_core.
DR InterPro; IPR018164; Ala-tRNA-synth_IIc_N.
DR InterPro; IPR023033; Ala_tRNA_ligase_euk/bac.
DR InterPro; IPR003156; DHHA1_dom.
DR InterPro; IPR018163; Thr/Ala-tRNA-synth_IIc_edit.
DR InterPro; IPR009000; Transl_B-barrel_sf.
DR InterPro; IPR012947; tRNA_SAD.
DR NCBIfam; TIGR00344; alaS; 1.
DR PANTHER; PTHR11777:SF9; ALANINE--TRNA LIGASE, CYTOPLASMIC; 1.
DR PANTHER; PTHR11777; ALANYL-TRNA SYNTHETASE; 1.
DR Pfam; PF02272; DHHA1; 1.
DR Pfam; PF01411; tRNA-synt_2c; 1.
DR Pfam; PF07973; tRNA_SAD; 1.
DR PRINTS; PR00980; TRNASYNTHALA.
DR SMART; SM00863; tRNA_SAD; 1.
DR SUPFAM; SSF55681; Class II aaRS and biotin synthetases; 1.
DR SUPFAM; SSF101353; Putative anticodon-binding domain of alanyl-tRNA synthetase (AlaRS); 1.
DR SUPFAM; SSF55186; ThrRS/AlaRS common domain; 1.
DR SUPFAM; SSF50447; Translation proteins; 1.
DR PROSITE; PS50860; AA_TRNA_LIGASE_II_ALA; 1.
PE 3: Inferred from homology;
KW Aminoacyl-tRNA synthetase {ECO:0000256|ARBA:ARBA00023146,
KW ECO:0000256|HAMAP-Rule:MF_00036};
KW ATP-binding {ECO:0000256|ARBA:ARBA00022840, ECO:0000256|HAMAP-
KW Rule:MF_00036}; Cytoplasm {ECO:0000256|HAMAP-Rule:MF_00036};
KW Ligase {ECO:0000256|ARBA:ARBA00022598, ECO:0000256|HAMAP-Rule:MF_00036};
KW Metal-binding {ECO:0000256|HAMAP-Rule:MF_00036};
KW Nucleotide-binding {ECO:0000256|ARBA:ARBA00022741, ECO:0000256|HAMAP-
KW Rule:MF_00036};
KW Protein biosynthesis {ECO:0000256|ARBA:ARBA00022917, ECO:0000256|HAMAP-
KW Rule:MF_00036}; Reference proteome {ECO:0000313|Proteomes:UP000215802};
KW RNA-binding {ECO:0000256|ARBA:ARBA00022884, ECO:0000256|HAMAP-
KW Rule:MF_00036};
KW tRNA-binding {ECO:0000256|ARBA:ARBA00022555, ECO:0000256|HAMAP-
KW Rule:MF_00036}; Zinc {ECO:0000256|HAMAP-Rule:MF_00036}.
FT DOMAIN 1..714
FT /note="Alanyl-transfer RNA synthetases family profile"
FT /evidence="ECO:0000259|PROSITE:PS50860"
FT BINDING 567
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00036"
FT BINDING 571
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00036"
FT BINDING 671
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00036"
FT BINDING 675
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00036"
SQ SEQUENCE 877 AA; 97771 MW; 39779DF1D73CD316 CRC64;
MTSREIRQAF LDFFVSKGHL IVPSAPLVAK NDPTLMFNNS GMAQFKDFFL GNATPPSKRI
VDTQKCLRVS GKHNDLEDVG FDTYHHTMFE MLGNWSFGDY FKNEALHWSW ELLTKVYKLP
KERLYVSVFE GDEKDGVPFD QEAFDLWKEI LGGDERIILG NKKDNFWEMG EVGPCGPCSE
IHVDLRDQAE VDATPGKSLV NADHPQVVEI WNNVFMQFER KADGSLVPLP ARHVDTGMGF
ERLCMAIQKK KSNYDTDVFT GTIDFIAKAA GKTYGQENWA DIAMRVIADH IRAIAFAIAD
GQLPSNVRAG YVIRRILRRA VRYGYTYLGF REPFLYTLIP LLSDQFDGVF PELIAQKDFV
AKVIQEEEAA FLRTLEKGLT LLDKILAQES ESKVIDGATV FELNDTFGFP VDLTALIARE
KGFSIDEAGY QKALGEQKSR SRKDAATEKS DWVELQEGGK TVFLGYDQTE ADAQIIKYRK
VEAKGKTQYH VVLDQTPFYA ESGGQVGDTG VLAWPNAELL VVDTKKENDL SIHVIEDEEF
EEKLNAHGAS VRAIVDASRR KLIASNHTAT HLMHSALKEV LGSHVAQKGS LVSPDVLRFD
FSHFSKMTDE EIAQVEQRVN EKIRENIPLQ EDRNVPIEEA RQRGATALFG EKYGDFVRVI
TFDPQYSVEL CGGTHIPATG EIGLFKIVSE SSSSTGVRRI EAITSEKAFQ LLEEQSTLLN
HLRELLKTQD VLKSVQTLME EKAALQKRVE TLEIEKLSSV REALVQKVQQ RNGIHFLAEQ
VEAPNADALK QLAYQLKDKV DNLFALLVAE VGGKPALALM ISENLVKERG LNAGQLVREL
AKEVKGGGGG QPFFATAGGS DVSGLPKVLE KAATLIG
//