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Q09103 (DGK2_DROME) Reviewed, UniProtKB/Swiss-Prot

Last modified January 25, 2012. Version 111. Feed History...

Clusters with 100%, 90%, 50% identity | Documents (2) | Third-party data text xml rdf/xml gff fasta
to top of pageNames·Attributes·General annotation·Ontologies·Alt products·Sequence annotation·Sequences·References·Cross-refs·Entry info·DocumentsCustomize order

Names and origin

Protein namesRecommended name:
Eye-specific diacylglycerol kinase

Short name=DAG kinase 2
Short name=DGK 2
Short name=Diglyceride kinase 2
EC=2.7.1.107
Alternative name(s):
Retinal degeneration A protein
Gene names
Name:rdgA
Synonyms:DGK2
ORF Names:CG34344
OrganismDrosophila melanogaster (Fruit fly)
Taxonomic identifier7227 [NCBI]
Taxonomic lineageEukaryotaMetazoaArthropodaHexapodaInsectaPterygotaNeopteraEndopterygotaDipteraBrachyceraMuscomorphaEphydroideaDrosophilidaeDrosophilaSophophora

Protein attributes

Sequence length1457 AA.
Sequence statusComplete.
Protein existenceEvidence at transcript level

General annotation (Comments)

Function

Required for the maintenance of phospholipid turnover within the photoreceptor. Ref.1

Catalytic activity

ATP + 1,2-diacylglycerol = ADP + 1,2-diacyl-sn-glycerol 3-phosphate.

Subcellular location

Membrane; Peripheral membrane protein.

Tissue specificity

Expressed specifically in adult eye. Ref.1

Disruption phenotype

Flies exhibit photoreceptor cells that degenerate within a week after eclosion. Ref.1

Sequence similarities

Belongs to the eukaryotic diacylglycerol kinase family.

Contains 4 ANK repeats.

Contains 1 DAGKc domain.

Contains 2 phorbol-ester/DAG-type zinc fingers.

Sequence caution

The sequence AAQ22428.1 differs from that shown. Reason: Intron retention.

Ontologies

Keywords
   Biological processSensory transduction
Vision
   Cellular componentMembrane
   Coding sequence diversityAlternative splicing
   DomainANK repeat
Repeat
Zinc-finger
   LigandATP-binding
Metal-binding
Nucleotide-binding
Zinc
   Molecular functionKinase
Transferase
   Technical termComplete proteome
Reference proteome
Gene Ontology (GO)
   Biological processactin filament organization

Inferred from mutant phenotype. Source: FlyBase

activation of protein kinase C activity by G-protein coupled receptor protein signaling pathway

Inferred from electronic annotation. Source: InterPro

deactivation of rhodopsin mediated signaling

Inferred from genetic interaction. Source: FlyBase

intracellular signal transduction

Inferred from electronic annotation. Source: InterPro

lipid phosphorylation

Traceable author statement. Source: FlyBase

phosphatidic acid biosynthetic process

Traceable author statement. Source: FlyBase

phosphatidylinositol biosynthetic process

Traceable author statement. Source: FlyBase

photoreceptor cell maintenance

Traceable author statement. Source: FlyBase

rhodopsin mediated signaling pathway

Inferred from mutant phenotype. Source: FlyBase

sensory perception of smell

Inferred from mutant phenotype. Source: FlyBase

thermotaxis

Inferred from direct assay. Source: FlyBase

   Cellular componentmembrane

Inferred from electronic annotation. Source: UniProtKB-SubCell

microtubule associated complex

Inferred from direct assay. Source: FlyBase

   Molecular functionATP binding

Inferred from electronic annotation. Source: UniProtKB-KW

diacylglycerol kinase activity

Non-traceable author statement. Source: FlyBase

metal ion binding

Inferred from electronic annotation. Source: UniProtKB-KW

Complete GO annotation...

Alternative products

This entry describes 3 isoforms produced by alternative splicing. [Align] [Select]
Isoform A (identifier: Q09103-1)

This isoform has been chosen as the 'canonical' sequence. All positional information in this entry refers to it. This is also the sequence that appears in the downloadable versions of the entry.
Isoform B (identifier: Q09103-3)

The sequence of this isoform differs from the canonical sequence as follows:
     1-116: MQQQQQPSID...KQQSSSSASA → MPERSISQRD...EDIEMLDYDT
     117-564: Missing.
     1315-1315: S → SNKDRLFSFNEDVFGCGFS
     1445-1457: KQGTQPVDGWLDD → QERFMHLEKQTRI
Note: No experimental confirmation available.
Isoform C (identifier: Q09103-2)

The sequence of this isoform differs from the canonical sequence as follows:
     1-132: MQQQQQPSID...AGFLQVPLAA → MERLLHAVRE...SLGAWRRKRR
     133-565: Missing.
Note: No experimental confirmation available.

Sequence annotation (Features)

Feature keyPosition(s)LengthDescriptionGraphical viewFeature identifier

Molecule processing

Chain1 – 14571457Eye-specific diacylglycerol kinase
PRO_0000218474

Regions

Domain808 – 944137DAGKc
Repeat1320 – 134930ANK 1
Repeat1353 – 138230ANK 2
Repeat1389 – 141830ANK 3
Repeat1422 – 145130ANK 4
Zinc finger591 – 64151Phorbol-ester/DAG-type 1
Zinc finger661 – 72464Phorbol-ester/DAG-type 2
Compositional bias2 – 65Poly-Gln
Compositional bias24 – 3916Thr-rich
Compositional bias110 – 1156Poly-Ser
Compositional bias227 – 2315Poly-Glu
Compositional bias763 – 77816Gly-rich

Natural variations

Alternative sequence1 – 132132MQQQQ…VPLAA → MERLLHAVREEFQTEDEYET EVDDEGNVLHRSSISSCSSS SSSSNTSSSSDGSNSTASQP LSPSLPQPRRRLQRSDSFGS VGGGVAGGVAGSGATGAGGV RRFRRSSIGMQRKSAFRQRK LDSLGAWRRKRR in isoform C.
VSP_030265
Alternative sequence1 – 116116MQQQQ…SSASA → MPERSISQRDLDEIEIESDE EEEELEQGVGLSTRSRRNRR GASDSPAASRARNATNGIQN RGRERERERERERSRERFGG TNAADEARFYDDEEQRMEDD GEEDSDEDIEMLDYDT in isoform B.
VSP_030264
Alternative sequence117 – 564448Missing in isoform B.
VSP_030266
Alternative sequence133 – 565433Missing in isoform C.
VSP_030267
Alternative sequence13151S → SNKDRLFSFNEDVFGCGFS in isoform B.
VSP_028732
Alternative sequence1445 – 145713KQGTQ…GWLDD → QERFMHLEKQTRI in isoform B.
VSP_028733

Experimental info

Sequence conflict321A → V in BAA04135. Ref.1
Sequence conflict2081S → T in BAA04135. Ref.1
Sequence conflict4381N → K in BAA04135. Ref.1
Sequence conflict5651R → RR in BAA04135. Ref.1
Sequence conflict6671K → N in BAA04135. Ref.1
Sequence conflict679 – 6846Missing in BAA04135. Ref.1
Sequence conflict7781G → GGG in BAA04135. Ref.1
Sequence conflict9241L → M in AAQ22428. Ref.5
Sequence conflict9831E → G in AAQ22428. Ref.5
Sequence conflict11281I → N in AAQ22428. Ref.5

Sequences

Sequence LengthMass (Da)Tools
Isoform A [UniParc].

Last modified June 21, 2005. Version 2.
Checksum: 8F4E33E9C1B665D1

FASTA1,457160,142
        10         20         30         40         50         60 
MQQQQQPSID QLPEPTASTS NSATTKPTIA TATTSTTTTS GNNFHQQLQA TTAATMQRLR 

        70         80         90        100        110        120 
TTFTRSRTPT GAEMKMQNSL EVPKQVRSAS FDEMQLESQR ASSSLLKQQS SSSASADERS 

       130        140        150        160        170        180 
SEAGFLQVPL AAHQQRSHSF DSATASAGSD DSGTFLEVPR RLKARRSSST KTPPPCIHCH 

       190        200        210        220        230        240 
YLEEYERRMT AEQRYFIDHR ELTALSYSNT SSEASEDEDE VEGHNAEEEE EGSAAIEDAE 

       250        260        270        280        290        300 
EETTEAATEE ADEDPRTEVE SEHDHDPDDD AALEMDIRIG NMSQGSSIEE SRARLPRQMR 

       310        320        330        340        350        360 
RHTIGSSSVT SASEDEGLEG SDNGSPHFGN TLLPPQPTTP CGITFTLSPT NGDYPSPPHL 

       370        380        390        400        410        420 
PLDPGSPPIS PCSSNSGRLP ALAPIISTPC SSADADDAGA AMGLPVRARR RSISRQEAIF 

       430        440        450        460        470        480 
VEPTGNSLEN VSHEEVDNSN TKSSVDTADS LDEASTMATC GSPGAAGGSG ASSSHHNAFV 

       490        500        510        520        530        540 
VRDIYLMVPD LKRDRAASVD SCFSKLSSNA KTEELQPSAD GCFLTVPNIN ATRSRSVDIV 

       550        560        570        580        590        600 
LPTDEQARYK ALSMTGSTVT YADGRTASAS NSRRPIRIVP DWTENAVQGE HYWKPTSASG 

       610        620        630        640        650        660 
DLCCLNEECI KSGQRMKCSA CQLVAHHNCI PFVNEKSTLA CKPTYRDVGI RQYREQTTTH 

       670        680        690        700        710        720 
HHWVHRKLEK GKCKQCGKFF PMKQAVQSKL FGSKEIVALA CAWCHEIYHN KEACFNQAKI 

       730        740        750        760        770        780 
GEECRLGNYA PIIVPPSWIV KLPTKGNFKS SIRVSNKNNA ASGSGGGGAG GGAGGGGGKS 

       790        800        810        820        830        840 
KKQTQRRQKG KEEKKEPRAF IVKPIPSPEV IPVIVFINPK SGGNQGHKLL GKFQHLLNPR 

       850        860        870        880        890        900 
QVFDLTQGGP KMGLDMFRKA PNLRVLACGG DGTVGWVLSV LDQIQPPLQP APAVGVLPLG 

       910        920        930        940        950        960 
TGNDLARALG WGGGYTDEPI GKILREIGMS QCVLMDRWRV KVTPNDDVTD DHVDRSKPNV 

       970        980        990       1000       1010       1020 
PLNVINNYFS FGVDAHIALE FHEAREAHPE RFNSRLRNKM YYGQMGGKDL ILRQYRNLSQ 

      1030       1040       1050       1060       1070       1080 
WVTLECDGQD FTGKLRDAGC HAVLFLNIPS YGGGTHPWND SFGASKPSID DGLMEVVGLT 

      1090       1100       1110       1120       1130       1140 
TYQLPMLQAG MHGTCICQCR KARIITKRTI PMQVDGEACR VKPSVIEIEL LNKALMLSKR 

      1150       1160       1170       1180       1190       1200 
KHGRGDVQVN PLEKMQLHIL RVTMQQYEQY HYDKEMLRKL ANKLGQIEIE SQCDLEHVRN 

      1210       1220       1230       1240       1250       1260 
MLNTKFEESI SYPKVSQDWC FIDSCTAEHY FRIDRAQEHL HYICDIAIDE LYILDHEAAT 

      1270       1280       1290       1300       1310       1320 
MPQTPDQERS FAAFSQRQAQ NERRQMDQAQ GRGPGSTDED LQIGSKPIKV MKWKSPILEQ 

      1330       1340       1350       1360       1370       1380 
TSDAILLAAQ SGDLNMLRAL HEQGYSLQSV NKNGQTALHF ACKYNHRDIV KYIIASATRR 

      1390       1400       1410       1420       1430       1440 
LINMADKELG QTALHIAAEQ NRRDICVMLV AAGAHLDTLD SGGNTPMMVA FNKNANEIAT 

      1450 
YLESKQGTQP VDGWLDD 

« Hide

Isoform B [UniParc].

Checksum: 70B26B9A087A84F9
Show »

FASTA1,027115,579
Isoform C [UniParc].

Checksum: D8119DAF5644BDC4
Show »

FASTA1,024113,748

References

« Hide 'large scale' references
[1]"Drosophila retinal degeneration A gene encodes an eye-specific diacylglycerol kinase with cysteine-rich zinc-finger motifs and ankyrin repeats."
Masai I., Okazaki A., Hosoya T., Hotta Y.
Proc. Natl. Acad. Sci. U.S.A. 90:11157-11161(1993) [PubMed: 8248222] [Abstract]
Cited for: NUCLEOTIDE SEQUENCE [MRNA] (ISOFORM A), FUNCTION, TISSUE SPECIFICITY, DISRUPTION PHENOTYPE.
Strain: Canton-S.
Tissue: Head.
[2]"The genome sequence of Drosophila melanogaster."
Adams M.D., Celniker S.E., Holt R.A., Evans C.A., Gocayne J.D., Amanatides P.G., Scherer S.E., Li P.W., Hoskins R.A., Galle R.F., George R.A., Lewis S.E., Richards S., Ashburner M., Henderson S.N., Sutton G.G., Wortman J.R., Yandell M.D. expand/collapse author list , Zhang Q., Chen L.X., Brandon R.C., Rogers Y.-H.C., Blazej R.G., Champe M., Pfeiffer B.D., Wan K.H., Doyle C., Baxter E.G., Helt G., Nelson C.R., Miklos G.L.G., Abril J.F., Agbayani A., An H.-J., Andrews-Pfannkoch C., Baldwin D., Ballew R.M., Basu A., Baxendale J., Bayraktaroglu L., Beasley E.M., Beeson K.Y., Benos P.V., Berman B.P., Bhandari D., Bolshakov S., Borkova D., Botchan M.R., Bouck J., Brokstein P., Brottier P., Burtis K.C., Busam D.A., Butler H., Cadieu E., Center A., Chandra I., Cherry J.M., Cawley S., Dahlke C., Davenport L.B., Davies P., de Pablos B., Delcher A., Deng Z., Mays A.D., Dew I., Dietz S.M., Dodson K., Doup L.E., Downes M., Dugan-Rocha S., Dunkov B.C., Dunn P., Durbin K.J., Evangelista C.C., Ferraz C., Ferriera S., Fleischmann W., Fosler C., Gabrielian A.E., Garg N.S., Gelbart W.M., Glasser K., Glodek A., Gong F., Gorrell J.H., Gu Z., Guan P., Harris M., Harris N.L., Harvey D.A., Heiman T.J., Hernandez J.R., Houck J., Hostin D., Houston K.A., Howland T.J., Wei M.-H., Ibegwam C., Jalali M., Kalush F., Karpen G.H., Ke Z., Kennison J.A., Ketchum K.A., Kimmel B.E., Kodira C.D., Kraft C.L., Kravitz S., Kulp D., Lai Z., Lasko P., Lei Y., Levitsky A.A., Li J.H., Li Z., Liang Y., Lin X., Liu X., Mattei B., McIntosh T.C., McLeod M.P., McPherson D., Merkulov G., Milshina N.V., Mobarry C., Morris J., Moshrefi A., Mount S.M., Moy M., Murphy B., Murphy L., Muzny D.M., Nelson D.L., Nelson D.R., Nelson K.A., Nixon K., Nusskern D.R., Pacleb J.M., Palazzolo M., Pittman G.S., Pan S., Pollard J., Puri V., Reese M.G., Reinert K., Remington K., Saunders R.D.C., Scheeler F., Shen H., Shue B.C., Siden-Kiamos I., Simpson M., Skupski M.P., Smith T.J., Spier E., Spradling A.C., Stapleton M., Strong R., Sun E., Svirskas R., Tector C., Turner R., Venter E., Wang A.H., Wang X., Wang Z.-Y., Wassarman D.A., Weinstock G.M., Weissenbach J., Williams S.M., Woodage T., Worley K.C., Wu D., Yang S., Yao Q.A., Ye J., Yeh R.-F., Zaveri J.S., Zhan M., Zhang G., Zhao Q., Zheng L., Zheng X.H., Zhong F.N., Zhong W., Zhou X., Zhu S.C., Zhu X., Smith H.O., Gibbs R.A., Myers E.W., Rubin G.M., Venter J.C.
Science 287:2185-2195(2000) [PubMed: 10731132] [Abstract]
Cited for: NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
Strain: Berkeley.
[3]"Annotation of the Drosophila melanogaster euchromatic genome: a systematic review."
Misra S., Crosby M.A., Mungall C.J., Matthews B.B., Campbell K.S., Hradecky P., Huang Y., Kaminker J.S., Millburn G.H., Prochnik S.E., Smith C.D., Tupy J.L., Whitfield E.J., Bayraktaroglu L., Berman B.P., Bettencourt B.R., Celniker S.E., de Grey A.D.N.J. expand/collapse author list , Drysdale R.A., Harris N.L., Richter J., Russo S., Schroeder A.J., Shu S.Q., Stapleton M., Yamada C., Ashburner M., Gelbart W.M., Rubin G.M., Lewis S.E.
Genome Biol. 3:RESEARCH0083.1-RESEARCH0083.22(2002) [PubMed: 12537572] [Abstract]
Cited for: GENOME REANNOTATION, ALTERNATIVE SPLICING.
Strain: Berkeley.
[4]"A Drosophila full-length cDNA resource."
Stapleton M., Carlson J.W., Brokstein P., Yu C., Champe M., George R.A., Guarin H., Kronmiller B., Pacleb J.M., Park S., Wan K.H., Rubin G.M., Celniker S.E.
Genome Biol. 3:RESEARCH0080.1-RESEARCH0080.8(2002) [PubMed: 12537569] [Abstract]
Cited for: NUCLEOTIDE SEQUENCE [LARGE SCALE MRNA] (ISOFORM A).
Strain: Berkeley.
Tissue: Head.
[5]Stapleton M., Brokstein P., Hong L., Agbayani A., Carlson J.W., Champe M., Chavez C., Dorsett V., Dresnek D., Farfan D., Frise E., George R.A., Gonzalez M., Guarin H., Kronmiller B., Li P.W., Liao G., Miranda A. expand/collapse author list , Mungall C.J., Nunoo J., Pacleb J.M., Paragas V., Park S., Patel S., Phouanenavong S., Wan K.H., Yu C., Lewis S.E., Rubin G.M., Celniker S.E.
Submitted (AUG-2003) to the EMBL/GenBank/DDBJ databases
Cited for: NUCLEOTIDE SEQUENCE [LARGE SCALE MRNA] (ISOFORM B).
Strain: Berkeley.
Tissue: Head.
+Additional computationally mapped references.

Cross-references

Sequence databases

EMBL
GenBank
DDBJ
D17315 mRNA. Translation: BAA04135.1.
AE014298 Genomic DNA. Translation: AAF46430.2.
AE014298 Genomic DNA. Translation: ABW09364.1.
AE014298 Genomic DNA. Translation: ABW09365.1.
AY075349 mRNA. Translation: AAL68208.1.
BT009959 mRNA. Translation: AAQ22428.1. Sequence problems.
PIRT13709.
RefSeqNP_001096916.1. NM_001103446.2.
NP_001096917.1. NM_001103447.2.
NP_511092.2. NM_078537.3.

3D structure databases

ProteinModelPortalQ09103.
SMRQ09103. Positions 590-642, 1324-1445.
ModBaseSearch...

Protein-protein interaction databases

STRINGQ09103.

Protocols and materials databases

StructuralBiologyKnowledgebaseSearch...

Genome annotation databases

EnsemblMetazoaFBtr0302660; FBpp0291800; FBgn0261549.
GeneID31826.
KEGGdme:Dmel_CG42667.
NMPDRfig|7227.3.peg.17065.

Organism-specific databases

CTD31826.
FlyBaseFBgn0261549. rdgA.

Phylogenomic databases

eggNOGinNOG05289.
GeneTreeEMGT00050000007391.
InParanoidQ09103.
OMAATYLESK.
OrthoDBEOG4P2NH2.
PhylomeDBQ09103.

Gene expression databases

BgeeQ09103.
GermOnlineCG10966. Drosophila melanogaster.

Family and domain databases

InterProIPR002110. Ankyrin_rpt.
IPR020683. Ankyrin_rpt-contain_dom.
IPR000756. Diacylglycerol_kin_accessory.
IPR001206. Diacylglycerol_kinase_cat_dom.
IPR002219. Prot_Kinase_C-like_PE/DAG-bd.
[Graphical view]
Gene3DG3DSA:1.25.40.20. ANK. 1 hit.
PfamPF00023. Ank. 2 hits.
PF00130. C1_1. 2 hits.
PF00609. DAGK_acc. 1 hit.
PF00781. DAGK_cat. 1 hit.
[Graphical view]
SMARTSM00248. ANK. 4 hits.
SM00109. C1. 1 hit.
SM00045. DAGKa. 1 hit.
SM00046. DAGKc. 1 hit.
[Graphical view]
SUPFAMSSF48403. ANK. 1 hit.
PROSITEPS50297. ANK_REP_REGION. 1 hit.
PS50088. ANK_REPEAT. 2 hits.
PS50146. DAGK. 1 hit.
PS00479. ZF_DAG_PE_1. False negative.
PS50081. ZF_DAG_PE_2. False negative.
[Graphical view]
ProtoNetSearch...

Other

NextBio775516.

Entry information

Entry nameDGK2_DROME
AccessionPrimary (citable) accession number: Q09103
Secondary accession number(s): A8JV38 expand/collapse secondary AC list , A8JV40, Q0KHU7, Q7YU71, Q8SY47, Q9W3A4
Entry history
Integrated into UniProtKB/Swiss-Prot: February 1, 1995
Last sequence update: June 21, 2005
Last modified: January 25, 2012
This is version 111 of the entry and version 2 of the sequence. [Complete history]
Entry statusReviewed (UniProtKB/Swiss-Prot)
Annotation programDrosophila annotation project

Relevant documents

Drosophila

Drosophila: entries, gene names and cross-references to FlyBase

SIMILARITY comments

Index of protein domains and families