ID A0A1N6FCA3_9PROT Unreviewed; 872 AA.
AC A0A1N6FCA3;
DT 15-MAR-2017, integrated into UniProtKB/TrEMBL.
DT 15-MAR-2017, sequence version 1.
DT 24-JAN-2024, entry version 26.
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=SAMN02743940_0193 {ECO:0000313|EMBL:SIN92925.1};
OS Nitrosomonas cryotolerans ATCC 49181.
OC Bacteria; Pseudomonadota; Betaproteobacteria; Nitrosomonadales;
OC Nitrosomonadaceae; Nitrosomonas.
OX NCBI_TaxID=1131553 {ECO:0000313|EMBL:SIN92925.1, ECO:0000313|Proteomes:UP000185062};
RN [1] {ECO:0000313|EMBL:SIN92925.1, ECO:0000313|Proteomes:UP000185062}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=ATCC 49181 {ECO:0000313|EMBL:SIN92925.1,
RC ECO:0000313|Proteomes:UP000185062};
RA Song W.-J., Kurnit D.M.;
RL Submitted (DEC-2016) 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}.
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DR EMBL; FSRO01000001; SIN92925.1; -; Genomic_DNA.
DR RefSeq; WP_028461518.1; NZ_FSRO01000001.1.
DR AlphaFoldDB; A0A1N6FCA3; -.
DR STRING; 44575.SAMN05216419_101744; -.
DR eggNOG; COG0013; Bacteria.
DR Proteomes; UP000185062; 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 Gene3D; 6.10.250.550; -; 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}; Coiled coil {ECO:0000256|SAM:Coils};
KW Cytoplasm {ECO:0000256|HAMAP-Rule:MF_00036};
KW Ligase {ECO:0000256|ARBA:ARBA00022598, ECO:0000256|HAMAP-Rule:MF_00036};
KW Metal-binding {ECO:0000256|ARBA:ARBA00022723, ECO:0000256|HAMAP-
KW 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:UP000185062};
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};
KW Zinc {ECO:0000256|ARBA:ARBA00022833, ECO:0000256|HAMAP-Rule:MF_00036}.
FT DOMAIN 1..697
FT /note="Alanyl-transfer RNA synthetases family profile"
FT /evidence="ECO:0000259|PROSITE:PS50860"
FT COILED 720..747
FT /evidence="ECO:0000256|SAM:Coils"
FT BINDING 552
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00036"
FT BINDING 556
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00036"
FT BINDING 654
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00036"
FT BINDING 658
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00036"
SQ SEQUENCE 872 AA; 96406 MW; 4FA7A98B6416D45E CRC64;
MKSSEIRQQF LAFFESHGHT TITSSSLVPN NDPTLLFTNA GMVQFKDVFL GQDKRTYTRA
ASSQRCVRAG GKHNDLENVG YTARHHTFFE MLGNFSFGDY FKRNAIQFAW EFLTVTLNIP
REKLWVTVYA EDNEAADIWL NEIGVPPSRL TRIATTDNFW QMGETGPCGP CSEIFYDHGP
EVAGGPPGSA EAEGDRYIEI WNLVFMQYNR DDAGVLHPLP KPSVDTGMGL ERISAVMQQV
HSNYEIDLFQ ALIKAAAKIT NTQDLSNNSL KVIADHIRAC AFLITDGIIP GSEGRGYVLR
RIIRRAIRHG YRLEQKQPFF YLLVEDLSKV MGAAYPELVA AKEQVAAILR QEEERFAETL
EHGMQILESS LHKEISTLDG ETAFRLYDTF GFPLDLTADI ARERGITVDH AGFDQAMSRQ
REQARAANKF TMQESMAYSG QQTVFHGYAS LQHEGQIQAI YKQGSPASFI EAGDEAVIVL
DQTPFYAESG GQVGDCGELL AGNGTFVVSD TQKIQAAVFG HKGILQSGRL AISDKVIAKV
NPLTRASIAN NHSATHLLHA ALRKTLGNHV TQKGSLVDAQ RLRFDFSHHA PLAINEIRSI
EYLVNEQIRH NWLVNIQHMK YDDAIKHGAM ALFGEKYTDV VRVIGMGEFS TELCGGTHVA
HIGEVGFFKM VSESGVAAGI RRIEAITGKA AIEYVQQREA QLLEIANILK THPQEITQKL
SQTLTHVKQM EKELACLKSK LAHSQSEALI GQAQEIGGIK VLAANLDDAN VTTLRETLDQ
FKNKFKSCVI VLSSIEDRKI TLIAGVTGNL TDQIKAGELV NFVAQQVGGK GGGRPDMAQA
GGTQPDKLPA ALESVADWVK NRMTSRKTRD IQ
//