ID A0A2T0XZ82_9MICO Unreviewed; 519 AA.
AC A0A2T0XZ82;
DT 18-JUL-2018, integrated into UniProtKB/TrEMBL.
DT 18-JUL-2018, sequence version 1.
DT 24-JAN-2024, entry version 24.
DE RecName: Full=Adenosylhomocysteinase {ECO:0000256|HAMAP-Rule:MF_00563};
DE EC=3.13.2.1 {ECO:0000256|HAMAP-Rule:MF_00563};
DE AltName: Full=S-adenosyl-L-homocysteine hydrolase {ECO:0000256|HAMAP-Rule:MF_00563};
DE Short=AdoHcyase {ECO:0000256|HAMAP-Rule:MF_00563};
GN Name=ahcY {ECO:0000256|HAMAP-Rule:MF_00563};
GN ORFNames=BCE75_109160 {ECO:0000313|EMBL:PRZ05412.1};
OS Isoptericola sp. CG 20/1183.
OC Bacteria; Actinomycetota; Actinomycetes; Micrococcales;
OC Promicromonosporaceae; Isoptericola.
OX NCBI_TaxID=1881052 {ECO:0000313|EMBL:PRZ05412.1, ECO:0000313|Proteomes:UP000239858};
RN [1] {ECO:0000313|EMBL:PRZ05412.1, ECO:0000313|Proteomes:UP000239858}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=CG 20 {ECO:0000313|EMBL:PRZ05412.1,
RC ECO:0000313|Proteomes:UP000239858};
RA Rubin E.;
RT "Comparative analysis of microorganisms from saline springs in Andes
RT Mountain Range, Colombia.";
RL Submitted (MAR-2018) to the EMBL/GenBank/DDBJ databases.
CC -!- FUNCTION: May play a key role in the regulation of the intracellular
CC concentration of adenosylhomocysteine. {ECO:0000256|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=3.13.2.1;
CC Evidence={ECO:0000256|HAMAP-Rule:MF_00563,
CC ECO:0000256|RuleBase:RU000548};
CC -!- COFACTOR:
CC Name=NAD(+); Xref=ChEBI:CHEBI:57540;
CC Evidence={ECO:0000256|HAMAP-Rule:MF_00563,
CC ECO:0000256|PIRSR:PIRSR001109-2, ECO:0000256|RuleBase:RU000548};
CC Note=Binds 1 NAD(+) per subunit. {ECO:0000256|HAMAP-Rule:MF_00563,
CC ECO:0000256|PIRSR:PIRSR001109-2, ECO:0000256|RuleBase:RU000548};
CC -!- PATHWAY: Amino-acid biosynthesis; L-homocysteine biosynthesis; L-
CC homocysteine from S-adenosyl-L-homocysteine: step 1/1.
CC {ECO:0000256|HAMAP-Rule:MF_00563, ECO:0000256|RuleBase:RU000548}.
CC -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000256|HAMAP-Rule:MF_00563}.
CC -!- SIMILARITY: Belongs to the adenosylhomocysteinase family.
CC {ECO:0000256|ARBA:ARBA00007122, ECO:0000256|HAMAP-Rule:MF_00563,
CC ECO:0000256|RuleBase:RU004166}.
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:PRZ05412.1}.
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DR EMBL; PVTW01000009; PRZ05412.1; -; Genomic_DNA.
DR AlphaFoldDB; A0A2T0XZ82; -.
DR OrthoDB; 9802717at2; -.
DR UniPathway; UPA00314; UER00076.
DR Proteomes; UP000239858; Unassembled WGS sequence.
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; Adenosylhomocysteinase-like; 1.
DR Gene3D; 3.40.50.720; NAD(P)-binding Rossmann-like Domain; 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 NCBIfam; TIGR00936; ahcY; 1.
DR PANTHER; PTHR23420; ADENOSYLHOMOCYSTEINASE; 1.
DR PANTHER; PTHR23420:SF0; ADENOSYLHOMOCYSTEINASE; 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; SSF52283; Formate/glycerate dehydrogenase catalytic domain-like; 1.
DR SUPFAM; SSF51735; NAD(P)-binding Rossmann-fold domains; 1.
DR PROSITE; PS00738; ADOHCYASE_1; 1.
DR PROSITE; PS00739; ADOHCYASE_2; 1.
PE 3: Inferred from homology;
KW Cytoplasm {ECO:0000256|HAMAP-Rule:MF_00563};
KW Hydrolase {ECO:0000256|HAMAP-Rule:MF_00563, ECO:0000256|RuleBase:RU000548};
KW NAD {ECO:0000256|ARBA:ARBA00023027, ECO:0000256|HAMAP-Rule:MF_00563};
KW One-carbon metabolism {ECO:0000256|ARBA:ARBA00022563, ECO:0000256|HAMAP-
KW Rule:MF_00563}; Reference proteome {ECO:0000313|Proteomes:UP000239858}.
FT DOMAIN 258..433
FT /note="S-adenosyl-L-homocysteine hydrolase NAD binding"
FT /evidence="ECO:0000259|SMART:SM00997"
FT REGION 1..20
FT /note="Disordered"
FT /evidence="ECO:0000256|SAM:MobiDB-lite"
FT BINDING 73
FT /ligand="substrate"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00563,
FT ECO:0000256|PIRSR:PIRSR001109-1"
FT BINDING 157
FT /ligand="substrate"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00563,
FT ECO:0000256|PIRSR:PIRSR001109-1"
FT BINDING 223
FT /ligand="substrate"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00563,
FT ECO:0000256|PIRSR:PIRSR001109-1"
FT BINDING 224..226
FT /ligand="NAD(+)"
FT /ligand_id="ChEBI:CHEBI:57540"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00563,
FT ECO:0000256|PIRSR:PIRSR001109-2"
FT BINDING 253
FT /ligand="substrate"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00563,
FT ECO:0000256|PIRSR:PIRSR001109-1"
FT BINDING 257
FT /ligand="substrate"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00563,
FT ECO:0000256|PIRSR:PIRSR001109-1"
FT BINDING 258
FT /ligand="NAD(+)"
FT /ligand_id="ChEBI:CHEBI:57540"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00563"
FT BINDING 287..292
FT /ligand="NAD(+)"
FT /ligand_id="ChEBI:CHEBI:57540"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00563"
FT BINDING 289..294
FT /ligand="NAD(+)"
FT /ligand_id="ChEBI:CHEBI:57540"
FT /evidence="ECO:0000256|PIRSR:PIRSR001109-2"
FT BINDING 310
FT /ligand="NAD(+)"
FT /ligand_id="ChEBI:CHEBI:57540"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00563,
FT ECO:0000256|PIRSR:PIRSR001109-2"
FT BINDING 345
FT /ligand="NAD(+)"
FT /ligand_id="ChEBI:CHEBI:57540"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00563"
FT BINDING 366..368
FT /ligand="NAD(+)"
FT /ligand_id="ChEBI:CHEBI:57540"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00563,
FT ECO:0000256|PIRSR:PIRSR001109-2"
FT BINDING 427
FT /ligand="NAD(+)"
FT /ligand_id="ChEBI:CHEBI:57540"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00563,
FT ECO:0000256|PIRSR:PIRSR001109-2"
FT BINDING 434
FT /ligand="NAD(+)"
FT /ligand_id="ChEBI:CHEBI:57540"
FT /evidence="ECO:0000256|PIRSR:PIRSR001109-2"
SQ SEQUENCE 519 AA; 55644 MW; 4DD78B4941953508 CRC64;
MTDTATATAA QPTPGFDEAP GRYKVRSLAL AEAGRHQIRL AEHEMPGLMA LREEYGDAQP
LAGARIAGSL HMTVQTAVLI ETLTALGAEV RWASCNIFST QDEAAAAVVV GPGGTPQDPQ
GVPVFAWKGE SLEEYWACTE QILVWPAGEG PNLILDDGGD ATMLVHLGLQ YERAGVVPPN
TLPGEPDHTQ EMNVVRDLLR AALEADPLRW TGIAQQIGGV TEETTTGVHR LYHLAESGEL
LFPAINVNDS VTKSKFDNKY GIRHSLPDGI NRATDILIGG KVAFVAGYGD VGKGAAEAFR
GQGARVIVSE VDPICALQAA MDGFQVARIE DVLDQADFFI TTTGNFGVIT AEHMLAMKNK
AVVGNIGHFD NEIDMAGLAD VPGVVKTEIK PQVHEWTMPA GSGPAAADGA ARGERSIIVL
SEGRLLNLGN ATGHPSFVMS NSFANQVIGQ LELFADMARP ADEQQYERQV YRLPKILDEK
VARLHLDALG VRLTELSKAQ ADYLGVAVEG PFKPEHYRY
//