ID A0A2G9HD14_9LAMI Unreviewed; 381 AA.
AC A0A2G9HD14;
DT 31-JAN-2018, integrated into UniProtKB/TrEMBL.
DT 31-JAN-2018, sequence version 1.
DT 22-FEB-2023, entry version 20.
DE RecName: Full=chalcone synthase {ECO:0000256|ARBA:ARBA00012975};
DE EC=2.3.1.74 {ECO:0000256|ARBA:ARBA00012975};
GN ORFNames=CDL12_11939 {ECO:0000313|EMBL:PIN15427.1};
OS Handroanthus impetiginosus.
OC Eukaryota; Viridiplantae; Streptophyta; Embryophyta; Tracheophyta;
OC Spermatophyta; Magnoliopsida; eudicotyledons; Gunneridae; Pentapetalae;
OC asterids; lamiids; Lamiales; Bignoniaceae; Crescentiina; Tabebuia alliance;
OC Handroanthus.
OX NCBI_TaxID=429701 {ECO:0000313|EMBL:PIN15427.1, ECO:0000313|Proteomes:UP000231279};
RN [1] {ECO:0000313|Proteomes:UP000231279}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=cv. UFG-1 {ECO:0000313|Proteomes:UP000231279};
RX PubMed=29253216; DOI=10.1093/gigascience/gix125;
RA Silva-Junior O.B., Grattapaglia D., Novaes E., Collevatti R.G.;
RT "Genome assembly of the Pink Ipe (Handroanthus impetiginosus,
RT Bignoniaceae), a highly valued, ecologically keystone Neotropical timber
RT forest tree.";
RL Gigascience 7:1-16(2018).
CC -!- FUNCTION: The primary product of this enzyme is 4,2',4',6'-
CC tetrahydroxychalcone (also termed naringenin-chalcone or chalcone)
CC which can under specific conditions spontaneously isomerize into
CC naringenin. {ECO:0000256|ARBA:ARBA00002969}.
CC -!- PATHWAY: Secondary metabolite biosynthesis; flavonoid biosynthesis.
CC {ECO:0000256|ARBA:ARBA00004966}.
CC -!- SIMILARITY: Belongs to the thiolase-like superfamily. Chalcone/stilbene
CC synthases family. {ECO:0000256|ARBA:ARBA00005531,
CC ECO:0000256|RuleBase:RU003633}.
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:PIN15427.1}.
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DR EMBL; NKXS01002072; PIN15427.1; -; Genomic_DNA.
DR AlphaFoldDB; A0A2G9HD14; -.
DR STRING; 429701.A0A2G9HD14; -.
DR OrthoDB; 883077at2759; -.
DR UniPathway; UPA00154; -.
DR Proteomes; UP000231279; Unassembled WGS sequence.
DR GO; GO:0102128; F:chalcone synthase activity; IEA:UniProtKB-EC.
DR GO; GO:0016210; F:naringenin-chalcone synthase activity; IEA:UniProtKB-EC.
DR GO; GO:0009813; P:flavonoid biosynthetic process; IEA:UniProtKB-UniPathway.
DR CDD; cd00831; CHS_like; 1.
DR Gene3D; 3.40.47.10; -; 2.
DR InterPro; IPR012328; Chalcone/stilbene_synt_C.
DR InterPro; IPR001099; Chalcone/stilbene_synt_N.
DR InterPro; IPR018088; Chalcone/stilbene_synthase_AS.
DR InterPro; IPR011141; Polyketide_synthase_type-III.
DR InterPro; IPR016039; Thiolase-like.
DR PANTHER; PTHR11877:SF80; BISDEMETHOXYCURCUMIN SYNTHASE; 1.
DR PANTHER; PTHR11877; HYDROXYMETHYLGLUTARYL-COA SYNTHASE; 1.
DR Pfam; PF02797; Chal_sti_synt_C; 1.
DR Pfam; PF00195; Chal_sti_synt_N; 1.
DR PIRSF; PIRSF000451; PKS_III; 1.
DR SUPFAM; SSF53901; Thiolase-like; 2.
DR PROSITE; PS00441; CHALCONE_SYNTH; 1.
PE 3: Inferred from homology;
KW Acyltransferase {ECO:0000256|ARBA:ARBA00023315,
KW ECO:0000256|RuleBase:RU003633};
KW Flavonoid biosynthesis {ECO:0000256|ARBA:ARBA00023241};
KW Reference proteome {ECO:0000313|Proteomes:UP000231279};
KW Transferase {ECO:0000256|ARBA:ARBA00022679, ECO:0000256|RuleBase:RU003633}.
FT DOMAIN 5..228
FT /note="Chalcone/stilbene synthase N-terminal"
FT /evidence="ECO:0000259|Pfam:PF00195"
FT DOMAIN 230..379
FT /note="Chalcone/stilbene synthase C-terminal"
FT /evidence="ECO:0000259|Pfam:PF02797"
FT ACT_SITE 164
FT /note="Acyl-thioester intermediate"
FT /evidence="ECO:0000256|PIRSR:PIRSR000451-1"
SQ SEQUENCE 381 AA; 41698 MW; D3D3C2E1092C2F2C CRC64;
MVTVEEIRRA QRAEGPATIL AIGTANPPNC VDQSTYPDFY FRITNSEHKT VLKEKFKRMC
EKSMIKKRYM YLTEEILKQN PNICAYMAPS LDVRQDIVVA EVPKLGKEAA QKAIKEWGQP
KSKITHLIFC TTCGVDMPGA DYQLTKLLGL RPSIKRFMIY QQGCFAGGTV LRMAKDLAEN
NFGARVLFVC SEITAMTFHG PIDSHLDVLV GQALFGDGAA AVIVGSDPVL VSAAQTILPD
SNGAIAGHLR EAGLIIHVSE EVTGIISKNI EKNLKEAFEP LGINDWNSIF WIVHPGGPAI
LDQVETKLGL KPEKLRSARH VLSEYGNMAG ACALFVLDEM RKSSAKERLS STGEGLEWGV
LLGFGPGLTV ETVVLHSMPI N
//