ID H2U3Q7_TAKRU Unreviewed; 479 AA.
AC H2U3Q7;
DT 21-MAR-2012, integrated into UniProtKB/TrEMBL.
DT 17-JUN-2020, sequence version 3.
DT 27-MAR-2024, entry version 53.
DE SubName: Full=STEAP4 metalloreductase {ECO:0000313|Ensembl:ENSTRUP00000031568.3};
GN Name=steap4 {ECO:0000313|Ensembl:ENSTRUP00000031568.3};
OS Takifugu rubripes (Japanese pufferfish) (Fugu rubripes).
OC Eukaryota; Metazoa; Chordata; Craniata; Vertebrata; Euteleostomi;
OC Actinopterygii; Neopterygii; Teleostei; Neoteleostei; Acanthomorphata;
OC Eupercaria; Tetraodontiformes; Tetradontoidea; Tetraodontidae; Takifugu.
OX NCBI_TaxID=31033 {ECO:0000313|Ensembl:ENSTRUP00000031568.3, ECO:0000313|Proteomes:UP000005226};
RN [1] {ECO:0000313|Ensembl:ENSTRUP00000031568.3, ECO:0000313|Proteomes:UP000005226}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RX PubMed=21551351;
RA Kai W., Kikuchi K., Tohari S., Chew A.K., Tay A., Fujiwara A., Hosoya S.,
RA Suetake H., Naruse K., Brenner S., Suzuki Y., Venkatesh B.;
RT "Integration of the genetic map and genome assembly of fugu facilitates
RT insights into distinct features of genome evolution in teleosts and
RT mammals.";
RL Genome Biol. Evol. 3:424-442(2011).
RN [2] {ECO:0000313|Ensembl:ENSTRUP00000031568.3}
RP IDENTIFICATION.
RG Ensembl;
RL Submitted (NOV-2023) to UniProtKB.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=2 Cu(+) + H(+) + NADP(+) = 2 Cu(2+) + NADPH;
CC Xref=Rhea:RHEA:71771, ChEBI:CHEBI:15378, ChEBI:CHEBI:29036,
CC ChEBI:CHEBI:49552, ChEBI:CHEBI:57783, ChEBI:CHEBI:58349;
CC Evidence={ECO:0000256|ARBA:ARBA00036664};
CC PhysiologicalDirection=right-to-left; Xref=Rhea:RHEA:71773;
CC Evidence={ECO:0000256|ARBA:ARBA00036664};
CC -!- CATALYTIC ACTIVITY:
CC Reaction=2 Fe(2+) + H(+) + NADP(+) = 2 Fe(3+) + NADPH;
CC Xref=Rhea:RHEA:71767, ChEBI:CHEBI:15378, ChEBI:CHEBI:29033,
CC ChEBI:CHEBI:29034, ChEBI:CHEBI:57783, ChEBI:CHEBI:58349;
CC Evidence={ECO:0000256|ARBA:ARBA00035766};
CC PhysiologicalDirection=right-to-left; Xref=Rhea:RHEA:71769;
CC Evidence={ECO:0000256|ARBA:ARBA00035766};
CC -!- COFACTOR:
CC Name=heme b; Xref=ChEBI:CHEBI:60344;
CC Evidence={ECO:0000256|ARBA:ARBA00001970};
CC -!- SUBCELLULAR LOCATION: Endosome membrane
CC {ECO:0000256|ARBA:ARBA00004337}; Multi-pass membrane protein
CC {ECO:0000256|ARBA:ARBA00004337}. Membrane
CC {ECO:0000256|ARBA:ARBA00004141}; Multi-pass membrane protein
CC {ECO:0000256|ARBA:ARBA00004141}.
CC -!- SIMILARITY: Belongs to the STEAP family.
CC {ECO:0000256|ARBA:ARBA00007729}.
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DR AlphaFoldDB; H2U3Q7; -.
DR STRING; 31033.ENSTRUP00000031568; -.
DR Ensembl; ENSTRUT00000031691.3; ENSTRUP00000031568.3; ENSTRUG00000012461.3.
DR GeneTree; ENSGT00390000008042; -.
DR InParanoid; H2U3Q7; -.
DR OMA; GWERNPK; -.
DR OrthoDB; 5361at2759; -.
DR Proteomes; UP000005226; Chromosome 7.
DR GO; GO:0010008; C:endosome membrane; IEA:UniProtKB-SubCell.
DR GO; GO:0006826; P:iron ion transport; IEA:UniProtKB-KW.
DR Gene3D; 3.40.50.720; NAD(P)-binding Rossmann-like Domain; 1.
DR InterPro; IPR013130; Fe3_Rdtase_TM_dom.
DR InterPro; IPR036291; NAD(P)-bd_dom_sf.
DR InterPro; IPR028939; P5C_Rdtase_cat_N.
DR PANTHER; PTHR14239; DUDULIN-RELATED; 1.
DR PANTHER; PTHR14239:SF5; METALLOREDUCTASE STEAP4; 1.
DR Pfam; PF03807; F420_oxidored; 1.
DR Pfam; PF01794; Ferric_reduct; 1.
DR SUPFAM; SSF51735; NAD(P)-binding Rossmann-fold domains; 1.
PE 3: Inferred from homology;
KW Copper {ECO:0000256|ARBA:ARBA00023008};
KW Endosome {ECO:0000256|ARBA:ARBA00022753};
KW Ion transport {ECO:0000256|ARBA:ARBA00022496};
KW Iron {ECO:0000256|ARBA:ARBA00022496};
KW Iron transport {ECO:0000256|ARBA:ARBA00022496};
KW Membrane {ECO:0000256|ARBA:ARBA00023136, ECO:0000256|SAM:Phobius};
KW Reference proteome {ECO:0000313|Proteomes:UP000005226};
KW Transmembrane {ECO:0000256|ARBA:ARBA00022692, ECO:0000256|SAM:Phobius};
KW Transmembrane helix {ECO:0000256|ARBA:ARBA00022989,
KW ECO:0000256|SAM:Phobius}; Transport {ECO:0000256|ARBA:ARBA00022496}.
FT TRANSMEM 257..282
FT /note="Helical"
FT /evidence="ECO:0000256|SAM:Phobius"
FT TRANSMEM 303..328
FT /note="Helical"
FT /evidence="ECO:0000256|SAM:Phobius"
FT TRANSMEM 359..385
FT /note="Helical"
FT /evidence="ECO:0000256|SAM:Phobius"
FT TRANSMEM 397..418
FT /note="Helical"
FT /evidence="ECO:0000256|SAM:Phobius"
FT TRANSMEM 430..453
FT /note="Helical"
FT /evidence="ECO:0000256|SAM:Phobius"
FT DOMAIN 33..118
FT /note="Pyrroline-5-carboxylate reductase catalytic N-
FT terminal"
FT /evidence="ECO:0000259|Pfam:PF03807"
FT DOMAIN 260..405
FT /note="Ferric oxidoreductase"
FT /evidence="ECO:0000259|Pfam:PF01794"
SQ SEQUENCE 479 AA; 53351 MW; 2964E1CE126BCF0C CRC64;
MSDGLSDVST GPKQESVALC PLEAAAAPQQ EPLCIFGTGD FGRSLGQRLL QAGYKVVYGS
RRPQSCGPVP PGTQVMSHMA AAQSASLVFL CIHRENYDFL ETLVHQLSGK VLVDVSNNLK
KNIYPEANAE YLQKLIPGGH VVKAFNTLSA WALQNGPADA SRQVYLCGNS TEAKQPVSEV
ATKLGLSVLD RGSLNAAREL EDFPLELFPV WRLPLRLTLG LTVSFYTYLF LRDVIYTYVT
EGKDISFRIM VSLANKVFPI VSLILLSLCY LPGVIAAFLQ LYKGTKYKRF PDWLDRWMLC
RKQLGLIALG FACLHVLYTL IIPIRYYVRF KIAESTISKV KMNQTSTFDT SVAWHSDSYL
AVGILGFGFY ILLGITSLPS VSNALSWREF SFVQSKLGYL TLFLCTLHTY LYGGTRFLRP
STYKWCTPPG YMLCLLLPSV VLALKLLILL PCVDRSLTRI RRGWERNGAG DDSRKALLT
//
