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A8XKG6 (DPYD_CAEBR) Reviewed, UniProtKB/Swiss-Prot

Last modified January 25, 2012. Version 36. Feed History...

Clusters with 100%, 90%, 50% identity | Documents (2) | Third-party data text xml rdf/xml gff fasta
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Names and origin

Protein namesRecommended name:
Probable dihydropyrimidine dehydrogenase [NADP+]

Short name=DHPDHase
Short name=DPD
EC=1.3.1.2
Alternative name(s):
Dihydrothymine dehydrogenase
Dihydrouracil dehydrogenase
Gene names
Name:dpyd-1
ORF Names:CBG14689
OrganismCaenorhabditis briggsae
Taxonomic identifier6238 [NCBI]
Taxonomic lineageEukaryotaMetazoaNematodaChromadoreaRhabditidaRhabditoideaRhabditidaePeloderinaeCaenorhabditis

Protein attributes

Sequence length1053 AA.
Sequence statusComplete.
Protein existenceInferred from homology

General annotation (Comments)

Function

Involved in pyrimidine base degradation. Catalyzes the reduction of uracil and thymine. Also involved the degradation of the chemotherapeutic drug 5-fluorouracil By similarity. UniProtKB Q12882

Catalytic activity

5,6-dihydrouracil + NADP+ = uracil + NADPH. UniProtKB Q12882

Cofactor

Binds 2 4Fe-4S clusters By similarity. UniProtKB Q12882

FAD By similarity. UniProtKB Q12882

FMN By similarity. UniProtKB Q12882

Pathway

Amino-acid biosynthesis; beta-alanine biosynthesis. UniProtKB Q12882

Sequence similarities

Belongs to the dihydropyrimidine dehydrogenase family.

Contains 3 4Fe-4S ferredoxin-type domains.

Sequence annotation (Features)

Feature keyPosition(s)LengthDescriptionGraphical viewFeature identifier

Molecule processing

Chain1 – 10531053Probable dihydropyrimidine dehydrogenase [NADP+]
PRO_0000355577

Regions

Domain84 – 115324Fe-4S ferredoxin-type 1
Domain949 – 981334Fe-4S ferredoxin-type 2
Domain983 – 1013314Fe-4S ferredoxin-type 3

Sites

Metal binding9581Iron-sulfur 1 (4Fe-4S) Potential
Metal binding9611Iron-sulfur 1 (4Fe-4S) Potential
Metal binding9641Iron-sulfur 1 (4Fe-4S) Potential
Metal binding9681Iron-sulfur 1 (4Fe-4S) Potential
Metal binding9921Iron-sulfur 2 (4Fe-4S) Potential
Metal binding9951Iron-sulfur 2 (4Fe-4S) Potential
Metal binding9981Iron-sulfur 2 (4Fe-4S) Potential
Metal binding10021Iron-sulfur 2 (4Fe-4S) Potential

Sequences

Sequence LengthMass (Da)Tools
A8XKG6 [UniParc].

Last modified December 16, 2008. Version 2.
Checksum: AF22FB28C82FD43E

FASTA1,053114,672
        10         20         30         40         50         60 
MTPKPNTSNP NVGLPLLSKD SPDIESLLIL NPKVQSKANA VPSAVTKKNK HNWKRNEEKG 

        70         80         90        100        110        120 
CGASCGESKL KNDFRDIKHT TLSERGALKE AMRCLKCADA PCQKSCPTQL DIKSFITSIS 

       130        140        150        160        170        180 
NKNYYGAARA ILSDNPLGLT CGMICPTSDL CVGSCNLQAS EEGAINIGGL QQYACDVFKQ 

       190        200        210        220        230        240 
MNVRQIVSKE VRENRNASHK EQIALIGCGP ASISCASFLA RLGYTDITIY EKRAYIGGLS 

       250        260        270        280        290        300 
SAEIPQFRLP YDVVDFEIQL ARDVGVKIET NRSLCKEDIT LDKLKSQGAA AVFIGIGNPE 

       310        320        330        340        350        360 
PKIDPLFEGL TIENGFYTSK NYLPAVAAAS KPGMCGCKRT PLPTMRGRVV VLGAGDTAMD 

       370        380        390        400        410        420 
CATSALRCGA SRVTIAFRKG FTGIRAVPEE MEAAKEEKCE FLPFSAPRKI NVKDGRIVSI 

       430        440        450        460        470        480 
EFNKTEQDDN GKWYEDEEQI VILKCDYVIS AFGSTLKEDT VLSALQPCKL NKWGGIEVDS 

       490        500        510        520        530        540 
TTQQTSEAWV FAGGDVAGVA ETTVESVNDG KTLMDLTFKI QIAAWNMHRY IQAKHGNVLG 

       550        560        570        580        590        600 
ETPELPKFFT PIDEVDISVD MCGVKFENPF GLASAPPTTS GPMCRRAFEQ GWGFILTKTY 

       610        620        630        640        650        660 
GLDKDLVTNV SPRIVRGSTS GPLYGPNQGS FMNIELISEK SCEYWLQCIR ELKRDHPTKI 

       670        680        690        700        710        720 
VVASIMCVYN KEDWIELATK SEAAGADILE LNLSCPHGMG EKGMGLACGQ SPEIVKEICR 

       730        740        750        760        770        780 
WVRACVKIPF FPKMTPNITD VREIARAARD GGASGVTATN TVSSLMHMKA DGNAWPAIGN 

       790        800        810        820        830        840 
TKRTTYGGMS GSAIRPIAMK AVSSIANELD GFPIMATGGI ESAETGLGFL MAGASVLQVC 

       850        860        870        880        890        900 
SAVQNQDFTV VEDYCTGLKA LLYLSGAESL KEWDGQSPPV EKHQKGKPIL LQGQKNMPFF 

       910        920        930        940        950        960 
GKFRDEREKL EALKLSESNL LDTDNYHFAS RPDTQVARVP TVEDVIEHEV AIIDHDMCIN 

       970        980        990       1000       1010       1020 
CGKCYMTCND SGYQAITFDA VTHQPHVTED DCTGCTLCYS VCPIPECIQM VPRKGPWKAP 

      1030       1040       1050 
KRGVKPTVEP GTPKVVKVDQ RGRVILESTG GMQ 

« Hide

Cross-references

Sequence databases

EMBL
GenBank
DDBJ
CAAC02000521 Genomic DNA. Translation: CAP33140.2.

3D structure databases

ProteinModelPortalA8XKG6.
ModBaseSearch...

Protein-protein interaction databases

STRINGA8XKG6.

Protocols and materials databases

StructuralBiologyKnowledgebaseSearch...

Organism-specific databases

WormBaseCBG14689; CBP27928; WBGene00035110.

Phylogenomic databases

HOGENOMHBG314257.

Family and domain databases

InterProIPR001450. 4Fe4S-bd_dom.
IPR017896. 4Fe4S_Fe-S-bd.
IPR017900. 4Fe4S_Fe_S_CS.
IPR013785. Aldolase_TIM.
IPR005720. Dihydroorotate_DH.
IPR012135. Dihydroorotate_DH_1_2.
IPR012285. Fum_reductase_C.
IPR009051. Helical_ferredxn.
IPR016040. NAD(P)-bd_dom.
[Graphical view]
Gene3DG3DSA:3.20.20.70. Aldolase_TIM. 1 hit.
G3DSA:1.10.1060.10. Fum_reductase_C. 1 hit.
G3DSA:3.40.50.720. NAD(P)-bd. 1 hit.
PfamPF01180. DHO_dh. 1 hit.
PF12838. Fer4_7. 1 hit.
[Graphical view]
SUPFAMSSF46548. Helical_ferredxn. 1 hit.
TIGRFAMsTIGR01037. PyrD_sub1_fam. 1 hit.
PROSITEPS00198. 4FE4S_FER_1. 1 hit.
PS51379. 4FE4S_FER_2. 3 hits.
[Graphical view]
ProtoNetSearch...

Entry information

Entry nameDPYD_CAEBR
AccessionPrimary (citable) accession number: A8XKG6
Entry history
Integrated into UniProtKB/Swiss-Prot: January 20, 2009
Last sequence update: December 16, 2008
Last modified: January 25, 2012
This is version 36 of the entry and version 2 of the sequence. [Complete history]
Entry statusReviewed (UniProtKB/Swiss-Prot)
Annotation programCaenorhabditis annotation project

Relevant documents

PATHWAY comments

Index of metabolic and biosynthesis pathways

SIMILARITY comments

Index of protein domains and families