FAEHP_METAC
ID FAEHP_METAC Reviewed; 392 AA.
AC Q8THA9;
DT 16-MAY-2006, integrated into UniProtKB/Swiss-Prot.
DT 01-JUN-2002, sequence version 1.
DT 03-AUG-2022, entry version 99.
DE RecName: Full=Bifunctional enzyme Fae/Hps {ECO:0000255|HAMAP-Rule:MF_01268};
DE Includes:
DE RecName: Full=5,6,7,8-tetrahydromethanopterin hydro-lyase {ECO:0000255|HAMAP-Rule:MF_01268};
DE EC=4.2.1.147 {ECO:0000255|HAMAP-Rule:MF_01268};
DE AltName: Full=Formaldehyde-activating enzyme {ECO:0000255|HAMAP-Rule:MF_01268};
DE Short=Fae {ECO:0000255|HAMAP-Rule:MF_01268};
DE Includes:
DE RecName: Full=3-hexulose-6-phosphate synthase {ECO:0000255|HAMAP-Rule:MF_01268};
DE Short=HPS {ECO:0000255|HAMAP-Rule:MF_01268};
DE EC=4.1.2.43 {ECO:0000255|HAMAP-Rule:MF_01268};
DE AltName: Full=D-arabino-3-hexulose-6-phosphate formaldehyde lyase {ECO:0000255|HAMAP-Rule:MF_01268};
GN Name=fae-hps {ECO:0000255|HAMAP-Rule:MF_01268}; OrderedLocusNames=MA_4608;
OS Methanosarcina acetivorans (strain ATCC 35395 / DSM 2834 / JCM 12185 /
OS C2A).
OC Archaea; Euryarchaeota; Stenosarchaea group; Methanomicrobia;
OC Methanosarcinales; Methanosarcinaceae; Methanosarcina.
OX NCBI_TaxID=188937;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=ATCC 35395 / DSM 2834 / JCM 12185 / C2A;
RX PubMed=11932238; DOI=10.1101/gr.223902;
RA Galagan J.E., Nusbaum C., Roy A., Endrizzi M.G., Macdonald P., FitzHugh W.,
RA Calvo S., Engels R., Smirnov S., Atnoor D., Brown A., Allen N., Naylor J.,
RA Stange-Thomann N., DeArellano K., Johnson R., Linton L., McEwan P.,
RA McKernan K., Talamas J., Tirrell A., Ye W., Zimmer A., Barber R.D.,
RA Cann I., Graham D.E., Grahame D.A., Guss A.M., Hedderich R.,
RA Ingram-Smith C., Kuettner H.C., Krzycki J.A., Leigh J.A., Li W., Liu J.,
RA Mukhopadhyay B., Reeve J.N., Smith K., Springer T.A., Umayam L.A.,
RA White O., White R.H., de Macario E.C., Ferry J.G., Jarrell K.F., Jing H.,
RA Macario A.J.L., Paulsen I.T., Pritchett M., Sowers K.R., Swanson R.V.,
RA Zinder S.H., Lander E., Metcalf W.W., Birren B.;
RT "The genome of Methanosarcina acetivorans reveals extensive metabolic and
RT physiological diversity.";
RL Genome Res. 12:532-542(2002).
CC -!- FUNCTION: Catalyzes the condensation of formaldehyde with
CC tetrahydromethanopterin (H(4)MPT) to 5,10-
CC methylenetetrahydromethanopterin. {ECO:0000255|HAMAP-Rule:MF_01268}.
CC -!- FUNCTION: Catalyzes the reversible formation of ribulose-5-phosphate
CC and formaldehyde from 3-hexulose-6-phosphate. {ECO:0000255|HAMAP-
CC Rule:MF_01268}.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=5,6,7,8-tetrahydromethanopterin + formaldehyde = 5,10-
CC methylenetetrahydromethanopterin + H2O; Xref=Rhea:RHEA:24678,
CC ChEBI:CHEBI:15377, ChEBI:CHEBI:16842, ChEBI:CHEBI:57818,
CC ChEBI:CHEBI:58103; EC=4.2.1.147; Evidence={ECO:0000255|HAMAP-
CC Rule:MF_01268};
CC -!- CATALYTIC ACTIVITY:
CC Reaction=D-ribulose 5-phosphate + formaldehyde = D-arabino-hex-3-ulose
CC 6-phosphate; Xref=Rhea:RHEA:25201, ChEBI:CHEBI:16842,
CC ChEBI:CHEBI:58121, ChEBI:CHEBI:58542; EC=4.1.2.43;
CC Evidence={ECO:0000255|HAMAP-Rule:MF_01268};
CC -!- PATHWAY: Carbohydrate biosynthesis; D-ribose 5-phosphate biosynthesis.
CC {ECO:0000255|HAMAP-Rule:MF_01268}.
CC -!- SIMILARITY: In the N-terminal section; belongs to the formaldehyde-
CC activating enzyme family. {ECO:0000255|HAMAP-Rule:MF_01268}.
CC -!- SIMILARITY: In the C-terminal section; belongs to the HPS/KGPDC family.
CC HPS subfamily. {ECO:0000255|HAMAP-Rule:MF_01268}.
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DR EMBL; AE010299; AAM07947.1; -; Genomic_DNA.
DR RefSeq; WP_011024481.1; NC_003552.1.
DR AlphaFoldDB; Q8THA9; -.
DR SMR; Q8THA9; -.
DR STRING; 188937.MA_4608; -.
DR EnsemblBacteria; AAM07947; AAM07947; MA_4608.
DR GeneID; 1476502; -.
DR KEGG; mac:MA_4608; -.
DR HOGENOM; CLU_701335_0_0_2; -.
DR InParanoid; Q8THA9; -.
DR OMA; LWDPPYL; -.
DR OrthoDB; 24053at2157; -.
DR PhylomeDB; Q8THA9; -.
DR UniPathway; UPA00293; -.
DR Proteomes; UP000002487; Chromosome.
DR GO; GO:0033982; F:3-dehydro-L-gulonate-6-phosphate decarboxylase activity; IBA:GO_Central.
DR GO; GO:0016840; F:carbon-nitrogen lyase activity; IEA:InterPro.
DR GO; GO:0043801; F:hexulose-6-phosphate synthase activity; IEA:UniProtKB-UniRule.
DR GO; GO:0016836; F:hydro-lyase activity; IEA:UniProtKB-UniRule.
DR GO; GO:0004590; F:orotidine-5'-phosphate decarboxylase activity; IEA:InterPro.
DR GO; GO:0006207; P:'de novo' pyrimidine nucleobase biosynthetic process; IEA:InterPro.
DR GO; GO:0016051; P:carbohydrate biosynthetic process; IEA:UniProtKB-UniRule.
DR GO; GO:0019854; P:L-ascorbic acid catabolic process; IBA:GO_Central.
DR CDD; cd04726; KGPDC_HPS; 1.
DR Gene3D; 3.20.20.70; -; 1.
DR Gene3D; 3.30.230.60; -; 1.
DR HAMAP; MF_01268; Fae_Hps; 1.
DR InterPro; IPR013785; Aldolase_TIM.
DR InterPro; IPR020868; Fae/Hps.
DR InterPro; IPR014826; HCHO-activating_enzyme.
DR InterPro; IPR037075; HCHO-activating_enzyme_sf.
DR InterPro; IPR041710; HPS/KGPDC.
DR InterPro; IPR001754; OMPdeCOase_dom.
DR InterPro; IPR020568; Ribosomal_S5_D2-typ_fold.
DR InterPro; IPR011060; RibuloseP-bd_barrel.
DR Pfam; PF08714; Fae; 1.
DR Pfam; PF00215; OMPdecase; 1.
DR SMART; SM00934; OMPdecase; 1.
DR SUPFAM; SSF51366; SSF51366; 1.
DR SUPFAM; SSF54211; SSF54211; 1.
DR TIGRFAMs; TIGR03126; one_C_fae; 1.
PE 3: Inferred from homology;
KW Carbohydrate metabolism; Lyase; Multifunctional enzyme; Reference proteome.
FT CHAIN 1..392
FT /note="Bifunctional enzyme Fae/Hps"
FT /id="PRO_0000236085"
FT REGION 1..161
FT /note="Formaldehyde-activating enzyme"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01268"
FT REGION 162..392
FT /note="3-hexulose-6-phosphate synthase"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01268"
FT ACT_SITE 17
FT /note="Proton donor"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01268"
FT BINDING 19
FT /ligand="substrate"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01268"
FT BINDING 48
FT /ligand="substrate"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01268"
FT BINDING 66
FT /ligand="substrate"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01268"
FT BINDING 68
FT /ligand="substrate"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01268"
FT BINDING 83
FT /ligand="substrate"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01268"
SQ SEQUENCE 392 AA; 42344 MW; C3423D21A55567ED CRC64;
MFQIGEALMG QGSELAHVDL MIGDKGGPVG QAFANGLTQL SAGHTPLLSV IRPNLPPKPS
TLIIPKVTVK NMDQAAKIFG PAQSAVAKAV ADSVEEGVIP KDQVEDLVVV ASVFIHPEAQ
DYNKIYRYNY GATKLAIKRA LEGFPDINKV LEESNKSTHA IMGFKVTRLW DPPYLQVAFD
NPNLEFVLSA ISQIPNSDHV IIEAGTPLIK RYGVDVISKI RQVRPDAFIV ADLKTLDTGN
LEARMVADAA GDAIVVSALA PISTIDKLIE EAHKTGIYAV MDTLNQHDPI SVLKQLKVMP
DVIELHRGID IEGTEHAWGN IGEIKKIAPK ALIAVAGGVR LDKVPVALGQ GADILVVGRA
ITNAKDVREV AEQFINALNK PEIDQFRVMT DF
