AKNT_STRGJ
ID AKNT_STRGJ Reviewed; 443 AA.
AC Q9L4U5;
DT 29-OCT-2014, integrated into UniProtKB/Swiss-Prot.
DT 01-OCT-2000, sequence version 1.
DT 25-MAY-2022, entry version 72.
DE RecName: Full=Protein AknT {ECO:0000303|PubMed:15911373};
GN Name=AknT {ECO:0000303|PubMed:15911373};
OS Streptomyces galilaeus.
OC Bacteria; Actinobacteria; Streptomycetales; Streptomycetaceae;
OC Streptomyces.
OX NCBI_TaxID=33899;
RN [1]
RP NUCLEOTIDE SEQUENCE [GENOMIC DNA].
RC STRAIN=ATCC 31615;
RX PubMed=11016846; DOI=10.1007/s004380000306;
RA Raty K., Kunnari T., Hakala J., Mantsala P., Ylihonko K.;
RT "A gene cluster from Streptomyces galilaeus involved in glycosylation of
RT aclarubicin.";
RL Mol. Gen. Genet. 264:164-172(2000).
RN [2]
RP FUNCTION.
RC STRAIN=ATCC 31615;
RX PubMed=15911373; DOI=10.1016/j.chembiol.2005.02.016;
RA Lu W., Leimkuhler C., Gatto G.J. Jr., Kruger R.G., Oberthuer M., Kahne D.,
RA Walsh C.T.;
RT "AknT is an activating protein for the glycosyltransferase AknS in L-
RT aminodeoxysugar transfer to the aglycone of aclacinomycin A.";
RL Chem. Biol. 12:527-534(2005).
RN [3]
RP FUNCTION.
RC STRAIN=ATCC 31615;
RX PubMed=17685523; DOI=10.1021/ja072909o;
RA Leimkuhler C., Fridman M., Lupoli T., Walker S., Walsh C.T., Kahne D.;
RT "Characterization of rhodosaminyl transfer by the AknS/AknT glycosylation
RT complex and its use in reconstituting the biosynthetic pathway of
RT aclacinomycin A.";
RL J. Am. Chem. Soc. 129:10546-10550(2007).
CC -!- FUNCTION: Involved in the biosynthesis of the anthracycline antitumor
CC agent aclacinomycin A. AknT is required for the glycosylation of
CC aklavinone aglycone by AknS to yield aclacinomycin T (rhodosaminyl-
CC aklavinone). {ECO:0000269|PubMed:15911373,
CC ECO:0000269|PubMed:17685523}.
CC -!- SIMILARITY: Belongs to the cytochrome P450 family. {ECO:0000305}.
CC -!- CAUTION: Although AknT shows significant similarity to cytochrome P450
CC family, it lacks the heme-binding sites. The conservation of amino acid
CC sequence is confined primarily to the C-terminal half of the protein.
CC {ECO:0000305}.
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DR EMBL; AF264025; AAF73456.1; -; Genomic_DNA.
DR AlphaFoldDB; Q9L4U5; -.
DR SMR; Q9L4U5; -.
DR KEGG; ag:AAF73456; -.
DR SABIO-RK; Q9L4U5; -.
DR GO; GO:0004497; F:monooxygenase activity; IEA:InterPro.
DR GO; GO:0016705; F:oxidoreductase activity, acting on paired donors, with incorporation or reduction of molecular oxygen; IEA:InterPro.
DR GO; GO:0017000; P:antibiotic biosynthetic process; IEA:UniProtKB-KW.
DR Gene3D; 1.10.630.10; -; 1.
DR InterPro; IPR001128; Cyt_P450.
DR InterPro; IPR002397; Cyt_P450_B.
DR InterPro; IPR036396; Cyt_P450_sf.
DR InterPro; IPR030958; P450-rel_GT_act.
DR Pfam; PF00067; p450; 1.
DR PRINTS; PR00359; BP450.
DR SUPFAM; SSF48264; SSF48264; 1.
DR TIGRFAMs; TIGR04515; P450_rel_GT_act; 1.
PE 3: Inferred from homology;
KW Antibiotic biosynthesis.
FT CHAIN 1..443
FT /note="Protein AknT"
FT /id="PRO_0000430687"
SQ SEQUENCE 443 AA; 46835 MW; 73892468793140DD CRC64;
MQTQNAPETA ENQQTDSELG RHLLTARGFH WIYGTSGDPY ALTLRAESDD PALLTRRIRE
AGTPLWQSTT GAWVTGRHGV AAEALADPRL ALRHADLPGP QRHVFSDAWS NPQLCHIIPL
DRAFLHASDA DHTRWARSAS AVLGSAGGAP AEGVREHAGR VHREAADRTG DSFDLMADYS
RPVATEAAAE LLGVPAAQRE RFAATCLALG VALDAALCPQ PLAVTRRLTE AVEDVRALVG
DLVEARRTQP GDDLLSAVLH AGSSAASAGQ DALAVGVLTA VVGVEVTAGL INNTLESLLT
RPVQWARLGE NPELAAGAVE EALRFAPPVR LESRIAAEDL TLGGQDLPAG AQVVVHVGAA
NRDPEAFLAP DHFDLDRPAG QGQLSLSGPH TALFGAFARL QAETAVRTLR ERRPVLAPAG
AVLRRMRSPV LGAVLRFPLT TSA