ID I4CEA2_DESTA Unreviewed; 394 AA.
AC I4CEA2;
DT 05-SEP-2012, integrated into UniProtKB/TrEMBL.
DT 05-SEP-2012, sequence version 1.
DT 24-JAN-2024, entry version 55.
DE RecName: Full=2-amino-3-ketobutyrate coenzyme A ligase {ECO:0000256|HAMAP-Rule:MF_00985};
DE Short=AKB ligase {ECO:0000256|HAMAP-Rule:MF_00985};
DE EC=2.3.1.29 {ECO:0000256|HAMAP-Rule:MF_00985};
DE AltName: Full=Glycine acetyltransferase {ECO:0000256|HAMAP-Rule:MF_00985};
GN Name=kbl {ECO:0000256|HAMAP-Rule:MF_00985};
GN OrderedLocusNames=Desti_5304 {ECO:0000313|EMBL:AFM27893.1};
OS Desulfomonile tiedjei (strain ATCC 49306 / DSM 6799 / DCB-1).
OC Bacteria; Thermodesulfobacteriota; Desulfomonilia; Desulfomonilales;
OC Desulfomonilaceae; Desulfomonile.
OX NCBI_TaxID=706587 {ECO:0000313|EMBL:AFM27893.1, ECO:0000313|Proteomes:UP000006055};
RN [1] {ECO:0000313|Proteomes:UP000006055}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=ATCC 49306 / DSM 6799 / DCB-1
RC {ECO:0000313|Proteomes:UP000006055};
RA Lucas S., Copeland A., Lapidus A., Glavina del Rio T., Dalin E., Tice H.,
RA Bruce D., Goodwin L., Pitluck S., Peters L., Ovchinnikova G., Zeytun A.,
RA Lu M., Kyrpides N., Mavromatis K., Ivanova N., Brettin T., Detter J.C.,
RA Han C., Larimer F., Land M., Hauser L., Markowitz V., Cheng J.-F.,
RA Hugenholtz P., Woyke T., Wu D., Spring S., Schroeder M., Brambilla E.,
RA Klenk H.-P., Eisen J.A.;
RT "Complete sequence of chromosome of Desulfomonile tiedjei DSM 6799.";
RL Submitted (JUN-2012) to the EMBL/GenBank/DDBJ databases.
CC -!- FUNCTION: Catalyzes the cleavage of 2-amino-3-ketobutyrate to glycine
CC and acetyl-CoA. {ECO:0000256|HAMAP-Rule:MF_00985}.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=acetyl-CoA + glycine = (2S)-2-amino-3-oxobutanoate + CoA;
CC Xref=Rhea:RHEA:20736, ChEBI:CHEBI:57287, ChEBI:CHEBI:57288,
CC ChEBI:CHEBI:57305, ChEBI:CHEBI:78948; EC=2.3.1.29;
CC Evidence={ECO:0000256|HAMAP-Rule:MF_00985};
CC -!- COFACTOR:
CC Name=pyridoxal 5'-phosphate; Xref=ChEBI:CHEBI:597326;
CC Evidence={ECO:0000256|HAMAP-Rule:MF_00985};
CC Note=Binds 1 pyridoxal phosphate per subunit. {ECO:0000256|HAMAP-
CC Rule:MF_00985};
CC -!- PATHWAY: Amino-acid degradation; L-threonine degradation via oxydo-
CC reductase pathway; glycine from L-threonine: step 2/2.
CC {ECO:0000256|HAMAP-Rule:MF_00985}.
CC -!- SUBUNIT: Homodimer. {ECO:0000256|HAMAP-Rule:MF_00985}.
CC -!- SIMILARITY: Belongs to the class-II pyridoxal-phosphate-dependent
CC aminotransferase family. {ECO:0000256|HAMAP-Rule:MF_00985}.
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DR EMBL; CP003360; AFM27893.1; -; Genomic_DNA.
DR RefSeq; WP_014812992.1; NC_018025.1.
DR AlphaFoldDB; I4CEA2; -.
DR STRING; 706587.Desti_5304; -.
DR KEGG; dti:Desti_5304; -.
DR PATRIC; fig|706587.4.peg.5973; -.
DR eggNOG; COG0156; Bacteria.
DR HOGENOM; CLU_015846_11_0_7; -.
DR OMA; GNFAFIA; -.
DR OrthoDB; 9807157at2; -.
DR UniPathway; UPA00046; UER00506.
DR Proteomes; UP000006055; Chromosome.
DR GO; GO:0008890; F:glycine C-acetyltransferase activity; IEA:UniProtKB-UniRule.
DR GO; GO:0016874; F:ligase activity; IEA:UniProtKB-KW.
DR GO; GO:0030170; F:pyridoxal phosphate binding; IEA:UniProtKB-UniRule.
DR GO; GO:0009058; P:biosynthetic process; IEA:InterPro.
DR GO; GO:0019518; P:L-threonine catabolic process to glycine; IEA:UniProtKB-UniRule.
DR CDD; cd06454; KBL_like; 1.
DR Gene3D; 3.90.1150.10; Aspartate Aminotransferase, domain 1; 1.
DR Gene3D; 3.40.640.10; Type I PLP-dependent aspartate aminotransferase-like (Major domain); 1.
DR HAMAP; MF_00985; 2am3keto_CoA_ligase; 1.
DR InterPro; IPR011282; 2am3keto_CoA_ligase.
DR InterPro; IPR001917; Aminotrans_II_pyridoxalP_BS.
DR InterPro; IPR004839; Aminotransferase_I/II.
DR InterPro; IPR015424; PyrdxlP-dep_Trfase.
DR InterPro; IPR015421; PyrdxlP-dep_Trfase_major.
DR InterPro; IPR015422; PyrdxlP-dep_Trfase_small.
DR NCBIfam; TIGR01822; 2am3keto_CoA; 1.
DR PANTHER; PTHR13693:SF102; 2-AMINO-3-KETOBUTYRATE COENZYME A LIGASE, MITOCHONDRIAL; 1.
DR PANTHER; PTHR13693; CLASS II AMINOTRANSFERASE/8-AMINO-7-OXONONANOATE SYNTHASE; 1.
DR Pfam; PF00155; Aminotran_1_2; 1.
DR SUPFAM; SSF53383; PLP-dependent transferases; 1.
DR PROSITE; PS00599; AA_TRANSFER_CLASS_2; 1.
PE 3: Inferred from homology;
KW Acyltransferase {ECO:0000256|HAMAP-Rule:MF_00985,
KW ECO:0000313|EMBL:AFM27893.1}; Ligase {ECO:0000313|EMBL:AFM27893.1};
KW Pyridoxal phosphate {ECO:0000256|ARBA:ARBA00022898, ECO:0000256|HAMAP-
KW Rule:MF_00985}; Reference proteome {ECO:0000313|Proteomes:UP000006055};
KW Transferase {ECO:0000256|HAMAP-Rule:MF_00985, ECO:0000313|EMBL:AFM27893.1}.
FT DOMAIN 42..384
FT /note="Aminotransferase class I/classII"
FT /evidence="ECO:0000259|Pfam:PF00155"
FT BINDING 110..111
FT /ligand="pyridoxal 5'-phosphate"
FT /ligand_id="ChEBI:CHEBI:597326"
FT /ligand_note="ligand shared between dimeric partners"
FT /note="in other chain"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00985"
FT BINDING 135
FT /ligand="substrate"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00985"
FT BINDING 182
FT /ligand="pyridoxal 5'-phosphate"
FT /ligand_id="ChEBI:CHEBI:597326"
FT /ligand_note="ligand shared between dimeric partners"
FT /note="in other chain"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00985"
FT BINDING 207..210
FT /ligand="pyridoxal 5'-phosphate"
FT /ligand_id="ChEBI:CHEBI:597326"
FT /ligand_note="ligand shared between dimeric partners"
FT /note="in other chain"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00985"
FT BINDING 238..241
FT /ligand="pyridoxal 5'-phosphate"
FT /ligand_id="ChEBI:CHEBI:597326"
FT /ligand_note="ligand shared between dimeric partners"
FT /note="in other chain"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00985"
FT BINDING 271..272
FT /ligand="pyridoxal 5'-phosphate"
FT /ligand_id="ChEBI:CHEBI:597326"
FT /ligand_note="ligand shared between dimeric partners"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00985"
FT BINDING 365
FT /ligand="substrate"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00985"
FT MOD_RES 241
FT /note="N6-(pyridoxal phosphate)lysine"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00985"
SQ SEQUENCE 394 AA; 43640 MW; 09DD6BA0B0EA1276 CRC64;
MHTMLASILE TELQEIRSAG LYKEERVIQS RQGAHIQIPE REVINLCANN YLGLSSHPEI
IKAAHRGLDE RGYGMSSVRF ICGTQDIHKE LEKRISEFLG TDDTILYSSC FDANGGLFET
LLGKDDVVIS DALNHASIID GVRLSKAARK VYRHADMDDL EVQLKDSAEF RVRMIATDGV
FSMDGDLAHL DKICDLAERY NAVVMVDDSH ATGFVGSKGK GTPEHFGVTD RVDIITSTLG
KALGGASGGF TSGRGSIVKF LRQRSRPYLF SNTLAPPIVY ATLTALNMID GSDDLRRRLK
ENTEYFRQQI ETAGFDIRKG SHPIIPIMLG DARLAQDMAR ELLDEGIYVV GFSYPVVPKD
KARIRVQISA AHTREELDRA VKAFTLVGRK HGLI
//