SAHH_BURTA
ID SAHH_BURTA Reviewed; 473 AA.
AC Q2STU0;
DT 15-JAN-2008, integrated into UniProtKB/Swiss-Prot.
DT 24-JAN-2006, sequence version 1.
DT 03-AUG-2022, entry version 102.
DE RecName: Full=Adenosylhomocysteinase {ECO:0000255|HAMAP-Rule:MF_00563};
DE EC=3.3.1.1 {ECO:0000255|HAMAP-Rule:MF_00563};
DE AltName: Full=S-adenosyl-L-homocysteine hydrolase {ECO:0000255|HAMAP-Rule:MF_00563};
DE Short=AdoHcyase {ECO:0000255|HAMAP-Rule:MF_00563};
GN Name=ahcY {ECO:0000255|HAMAP-Rule:MF_00563}; OrderedLocusNames=BTH_I3165;
OS Burkholderia thailandensis (strain ATCC 700388 / DSM 13276 / CIP 106301 /
OS E264).
OC Bacteria; Proteobacteria; Betaproteobacteria; Burkholderiales;
OC Burkholderiaceae; Burkholderia; pseudomallei group.
OX NCBI_TaxID=271848;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=ATCC 700388 / DSM 13276 / CIP 106301 / E264;
RX PubMed=16336651; DOI=10.1186/1471-2164-6-174;
RA Kim H.S., Schell M.A., Yu Y., Ulrich R.L., Sarria S.H., Nierman W.C.,
RA DeShazer D.;
RT "Bacterial genome adaptation to niches: divergence of the potential
RT virulence genes in three Burkholderia species of different survival
RT strategies.";
RL BMC Genomics 6:174-174(2005).
CC -!- FUNCTION: May play a key role in the regulation of the intracellular
CC concentration of adenosylhomocysteine. {ECO:0000255|HAMAP-
CC Rule:MF_00563}.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=H2O + S-adenosyl-L-homocysteine = adenosine + L-homocysteine;
CC Xref=Rhea:RHEA:21708, ChEBI:CHEBI:15377, ChEBI:CHEBI:16335,
CC ChEBI:CHEBI:57856, ChEBI:CHEBI:58199; EC=3.3.1.1;
CC Evidence={ECO:0000255|HAMAP-Rule:MF_00563};
CC -!- COFACTOR:
CC Name=NAD(+); Xref=ChEBI:CHEBI:57540;
CC Evidence={ECO:0000255|HAMAP-Rule:MF_00563};
CC Note=Binds 1 NAD(+) per subunit. {ECO:0000255|HAMAP-Rule:MF_00563};
CC -!- PATHWAY: Amino-acid biosynthesis; L-homocysteine biosynthesis; L-
CC homocysteine from S-adenosyl-L-homocysteine: step 1/1.
CC {ECO:0000255|HAMAP-Rule:MF_00563}.
CC -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000255|HAMAP-Rule:MF_00563}.
CC -!- SIMILARITY: Belongs to the adenosylhomocysteinase family.
CC {ECO:0000255|HAMAP-Rule:MF_00563}.
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DR EMBL; CP000086; ABC37731.1; -; Genomic_DNA.
DR RefSeq; WP_009906539.1; NZ_CP008786.1.
DR AlphaFoldDB; Q2STU0; -.
DR SMR; Q2STU0; -.
DR PRIDE; Q2STU0; -.
DR EnsemblBacteria; ABC37731; ABC37731; BTH_I3165.
DR KEGG; bte:BTH_I3165; -.
DR HOGENOM; CLU_025194_2_1_4; -.
DR OMA; NKYGCRE; -.
DR OrthoDB; 522981at2; -.
DR UniPathway; UPA00314; UER00076.
DR Proteomes; UP000001930; Chromosome I.
DR GO; GO:0005737; C:cytoplasm; IEA:UniProtKB-SubCell.
DR GO; GO:0004013; F:adenosylhomocysteinase activity; IEA:UniProtKB-UniRule.
DR GO; GO:0006730; P:one-carbon metabolic process; IEA:UniProtKB-UniRule.
DR CDD; cd00401; SAHH; 1.
DR Gene3D; 3.40.50.1480; -; 1.
DR HAMAP; MF_00563; AdoHcyase; 1.
DR InterPro; IPR042172; Adenosylhomocyst_ase-like_sf.
DR InterPro; IPR000043; Adenosylhomocysteinase-like.
DR InterPro; IPR015878; Ado_hCys_hydrolase_NAD-bd.
DR InterPro; IPR036291; NAD(P)-bd_dom_sf.
DR InterPro; IPR020082; S-Ado-L-homoCys_hydrolase_CS.
DR PANTHER; PTHR23420; PTHR23420; 1.
DR Pfam; PF05221; AdoHcyase; 1.
DR Pfam; PF00670; AdoHcyase_NAD; 1.
DR PIRSF; PIRSF001109; Ad_hcy_hydrolase; 1.
DR SMART; SM00996; AdoHcyase; 1.
DR SMART; SM00997; AdoHcyase_NAD; 1.
DR SUPFAM; SSF51735; SSF51735; 1.
DR TIGRFAMs; TIGR00936; ahcY; 1.
DR PROSITE; PS00738; ADOHCYASE_1; 1.
DR PROSITE; PS00739; ADOHCYASE_2; 1.
PE 3: Inferred from homology;
KW Cytoplasm; Hydrolase; NAD; One-carbon metabolism.
FT CHAIN 1..473
FT /note="Adenosylhomocysteinase"
FT /id="PRO_1000024720"
FT BINDING 64
FT /ligand="substrate"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00563"
FT BINDING 139
FT /ligand="substrate"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00563"
FT BINDING 199
FT /ligand="substrate"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00563"
FT BINDING 200..202
FT /ligand="NAD(+)"
FT /ligand_id="ChEBI:CHEBI:57540"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00563"
FT BINDING 229
FT /ligand="substrate"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00563"
FT BINDING 233
FT /ligand="substrate"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00563"
FT BINDING 234
FT /ligand="NAD(+)"
FT /ligand_id="ChEBI:CHEBI:57540"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00563"
FT BINDING 263..268
FT /ligand="NAD(+)"
FT /ligand_id="ChEBI:CHEBI:57540"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00563"
FT BINDING 286
FT /ligand="NAD(+)"
FT /ligand_id="ChEBI:CHEBI:57540"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00563"
FT BINDING 321
FT /ligand="NAD(+)"
FT /ligand_id="ChEBI:CHEBI:57540"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00563"
FT BINDING 342..344
FT /ligand="NAD(+)"
FT /ligand_id="ChEBI:CHEBI:57540"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00563"
FT BINDING 387
FT /ligand="NAD(+)"
FT /ligand_id="ChEBI:CHEBI:57540"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00563"
SQ SEQUENCE 473 AA; 52160 MW; F1198EAA912306C8 CRC64;
MNAAVIDSNS AQDYVVADIA LAGWGRKELN IAETEMPGLV QIRDEYKAQQ PLKGARIAGS
LHMTIQTGVL IETLKALGAD VRWASCNIFS TQDHAAAAIV EAGTPVFAFK GESLDEYWEF
SHRIFEWPNG EFANMILDDG GDATLLLILG SKAEKDRSVI AKPTNEEEVA LFKSIERHLE
IDGSWYSKRL AHIKGVTEET TTGVHRLYQM EKDGRLPFPA FNVNDSVTKS KFDNLYGCRE
SLVDGIKRAT DVMIAGKIAV VAGYGDVGKG CAQSLRGLGA TVWVTEIDPI CALQAAMEGY
RVVTMEYAAD KADIFVTATG NYHVINHDHM KAMRHNAIVC NIGHFDSEID VASTRQYQWE
NIKPQVDHII FPDGKRVILL AEGRLVNLGC ATGHPSFVMS NSFTNQTLAQ IELFTRGGEY
ANKVYVLPKH LDEKVARLHL ARIGAQLSEL SDDQAAYIGV PKAGPFKPDH YRY