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Q9FNF2

- SSY1_ARATH

UniProt

Q9FNF2 - SSY1_ARATH

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Protein
Starch synthase 1, chloroplastic/amyloplastic
Gene
SS1, At5g24300, MOP9.12
Organism
Arabidopsis thaliana (Mouse-ear cress)
Status
Reviewed - Annotation score: 5 out of 5 - Experimental evidence at transcript leveli

Functioni

Involved in the synthesis of short glycan chains within amylopectin in leaves. Is required to generate chains up to about a degree of polymerization of 10 (DP10).2 Publications

Catalytic activityi

ADP-glucose + (1,4-alpha-D-glucosyl)(n) = ADP + (1,4-alpha-D-glucosyl)(n+1).UniRule annotation

Pathwayi

Sites

Feature keyPosition(s)LengthDescriptionGraphical viewFeature identifierActions
Binding sitei156 – 1561ADP-glucose By similarity

GO - Molecular functioni

  1. starch synthase activity Source: UniProtKB

GO - Biological processi

  1. amylopectin biosynthetic process Source: TAIR
  2. starch biosynthetic process Source: UniProtKB-UniPathway
Complete GO annotation...

Keywords - Molecular functioni

Glycosyltransferase, Transferase

Keywords - Biological processi

Starch biosynthesis

Enzyme and pathway databases

BioCyciARA:AT5G24300-MONOMER.
ARA:GQT-442-MONOMER.
MetaCyc:AT5G24300-MONOMER.
UniPathwayiUPA00152.

Protein family/group databases

CAZyiGT5. Glycosyltransferase Family 5.

Names & Taxonomyi

Protein namesi
Recommended name:
Starch synthase 1, chloroplastic/amyloplastic (EC:2.4.1.21)
Short name:
AtSS1
Short name:
SSS
Alternative name(s):
Soluble starch synthase I
Gene namesi
Name:SS1
Ordered Locus Names:At5g24300
ORF Names:MOP9.12
OrganismiArabidopsis thaliana (Mouse-ear cress)
Taxonomic identifieri3702 [NCBI]
Taxonomic lineageiEukaryotaViridiplantaeStreptophytaEmbryophytaTracheophytaSpermatophytaMagnoliophytaeudicotyledonsGunneridaePentapetalaerosidsmalvidsBrassicalesBrassicaceaeCamelineaeArabidopsis
ProteomesiUP000006548: Chromosome 5

Organism-specific databases

TAIRiAT5G24300.

Subcellular locationi

Plastidchloroplast. Plastidamyloplast 1 Publication

GO - Cellular componenti

  1. amyloplast Source: UniProtKB-SubCell
  2. chloroplast Source: TAIR
  3. chloroplast stroma Source: TAIR
Complete GO annotation...

Keywords - Cellular componenti

Amyloplast, Chloroplast, Plastid

Pathology & Biotechi

Disruption phenotypei

No visible phenotype under normal growth conditions, but mutant plants have reduced starch content in leaves.1 Publication

PTM / Processingi

Molecule processing

Feature keyPosition(s)LengthDescriptionGraphical viewFeature identifierActions
Transit peptidei1 – 4949Chloroplast Reviewed prediction
Add
BLAST
Chaini50 – 652603Starch synthase 1, chloroplastic/amyloplasticUniRule annotation
PRO_0000011137Add
BLAST

Proteomic databases

PaxDbiQ9FNF2.
PRIDEiQ9FNF2.

Expressioni

Tissue specificityi

Expressed in roots, leaves, stems, buds and flowers.2 Publications

Inductioni

Circadian-regulation with the lowest levels at the end of the dark period.1 Publication

Gene expression databases

ArrayExpressiQ9FNF2.
GenevestigatoriQ9FNF2.

Interactioni

Protein-protein interaction databases

BioGridi17772. 1 interaction.

Structurei

3D structure databases

ProteinModelPortaliQ9FNF2.
SMRiQ9FNF2. Positions 138-651.

Family & Domainsi

Sequence similaritiesi

Keywords - Domaini

Transit peptide

Phylogenomic databases

eggNOGiCOG0297.
HOGENOMiHOG000294940.
InParanoidiQ9FNF2.
KOiK00703.
OMAiPYHDESQ.
PhylomeDBiQ9FNF2.

Family and domain databases

HAMAPiMF_00484. Glycogen_synth.
InterProiIPR001296. Glyco_trans_1.
IPR011835. Glycogen/starch_synth.
IPR013534. Starch_synth_cat_dom.
[Graphical view]
PfamiPF08323. Glyco_transf_5. 1 hit.
PF00534. Glycos_transf_1. 1 hit.
[Graphical view]
TIGRFAMsiTIGR02095. glgA. 1 hit.

Sequencei

Sequence statusi: Complete.

Sequence processingi: The displayed sequence is further processed into a mature form.

Q9FNF2-1 [UniParc]FASTAAdd to Basket

« Hide

MASLQISGSV KFEPFVGFNR IRHFRPIASL GFPRFRRRFS IGRSLLLRRS    50
SSFSGDSRES DEERFITDAE RDGSGSVLGF QLTPPGDQQT VSTSTGEITH 100
HEEKKEAIDQ IVMADFGVPG NRAVEEGAAE VGIPSGKAEV VNNLVFVTSE 150
AAPYSKTGGL GDVCGSLPIA LAGRGHRVMV ISPRYLNGTA ADKNYARAKD 200
LGIRVTVNCF GGSQEVSFYH EYRDGVDWVF VDHKSYHRPG NPYGDSKGAF 250
GDNQFRFTLL CHAACEAPLV LPLGGFTYGE KSLFLVNDWH AGLVPILLAA 300
KYRPYGVYKD ARSILIIHNL AHQGVEPAAT YTNLGLPSEW YGAVGWVFPT 350
WARTHALDTG EAVNVLKGAI VTSDRIITVS QGYAWEITTV EGGYGLQDLL 400
SSRKSVINGI TNGINVDEWN PSTDEHIPFH YSADDVSEKI KCKMALQKEL 450
GLPIRPECPM IGFIGRLDYQ KGIDLIQTAG PDLMVDDIQF VMLGSGDPKY 500
ESWMRSMEET YRDKFRGWVG FNVPISHRIT AGCDILLMPS RFEPCGLNQL 550
YAMRYGTIPV VHGTGGLRDT VENFNPYAEG GAGTGTGWVF TPLSKDSMVS 600
ALRLAAATYR EYKQSWEGLM RRGMTRNYSW ENAAVQYEQV FQWVFMDPPY 650
VS 652
Length:652
Mass (Da):72,099
Last modified:March 1, 2001 - v1
Checksum:i91E5069DCD1B2B5B
GO

Sequence conflict

Feature keyPosition(s)LengthDescriptionGraphical viewFeature identifierActions
Sequence conflicti78 – 858LGFQLTPP → MNSIFPCT in AAF24126. 1 Publication
Sequence conflicti89 – 891Q → E in AAF24126. 1 Publication
Sequence conflicti222 – 2221Y → H in AAF24126. 1 Publication
Sequence conflicti584 – 5841T → A in AAF24126. 1 Publication

Sequence databases

Select the link destinations:
EMBL
GenBank
DDBJ
Links Updated
AB006701 Genomic DNA. Translation: BAB10396.1.
CP002688 Genomic DNA. Translation: AED93282.1.
CP002688 Genomic DNA. Translation: AED93283.1.
AY128273 mRNA. Translation: AAM91082.1.
AK226881 mRNA. Translation: BAE98960.1.
AF121673 Genomic DNA. Translation: AAF24126.1.
RefSeqiNP_001190378.1. NM_001203449.1.
NP_197818.1. NM_122336.4.
UniGeneiAt.22528.

Genome annotation databases

EnsemblPlantsiAT5G24300.1; AT5G24300.1; AT5G24300.
AT5G24300.2; AT5G24300.2; AT5G24300.
GeneIDi832497.
KEGGiath:AT5G24300.

Cross-referencesi

Sequence databases

Select the link destinations:
EMBL
GenBank
DDBJ
Links Updated
AB006701 Genomic DNA. Translation: BAB10396.1 .
CP002688 Genomic DNA. Translation: AED93282.1 .
CP002688 Genomic DNA. Translation: AED93283.1 .
AY128273 mRNA. Translation: AAM91082.1 .
AK226881 mRNA. Translation: BAE98960.1 .
AF121673 Genomic DNA. Translation: AAF24126.1 .
RefSeqi NP_001190378.1. NM_001203449.1.
NP_197818.1. NM_122336.4.
UniGenei At.22528.

3D structure databases

ProteinModelPortali Q9FNF2.
SMRi Q9FNF2. Positions 138-651.
ModBasei Search...
MobiDBi Search...

Protein-protein interaction databases

BioGridi 17772. 1 interaction.

Protein family/group databases

CAZyi GT5. Glycosyltransferase Family 5.

Proteomic databases

PaxDbi Q9FNF2.
PRIDEi Q9FNF2.

Protocols and materials databases

Structural Biology Knowledgebase Search...

Genome annotation databases

EnsemblPlantsi AT5G24300.1 ; AT5G24300.1 ; AT5G24300 .
AT5G24300.2 ; AT5G24300.2 ; AT5G24300 .
GeneIDi 832497.
KEGGi ath:AT5G24300.

Organism-specific databases

TAIRi AT5G24300.

Phylogenomic databases

eggNOGi COG0297.
HOGENOMi HOG000294940.
InParanoidi Q9FNF2.
KOi K00703.
OMAi PYHDESQ.
PhylomeDBi Q9FNF2.

Enzyme and pathway databases

UniPathwayi UPA00152 .
BioCyci ARA:AT5G24300-MONOMER.
ARA:GQT-442-MONOMER.
MetaCyc:AT5G24300-MONOMER.

Gene expression databases

ArrayExpressi Q9FNF2.
Genevestigatori Q9FNF2.

Family and domain databases

HAMAPi MF_00484. Glycogen_synth.
InterProi IPR001296. Glyco_trans_1.
IPR011835. Glycogen/starch_synth.
IPR013534. Starch_synth_cat_dom.
[Graphical view ]
Pfami PF08323. Glyco_transf_5. 1 hit.
PF00534. Glycos_transf_1. 1 hit.
[Graphical view ]
TIGRFAMsi TIGR02095. glgA. 1 hit.
ProtoNeti Search...

Publicationsi

« Hide 'large scale' publications
  1. "Structural analysis of Arabidopsis thaliana chromosome 5. II. Sequence features of the regions of 1,044,062 bp covered by thirteen physically assigned P1 clones."
    Kotani H., Nakamura Y., Sato S., Kaneko T., Asamizu E., Miyajima N., Tabata S.
    DNA Res. 4:291-300(1997) [PubMed] [Europe PMC] [Abstract]
    Cited for: NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
    Strain: cv. Columbia.
  2. The Arabidopsis Information Resource (TAIR)
    Submitted (APR-2011) to the EMBL/GenBank/DDBJ databases
    Cited for: GENOME REANNOTATION.
    Strain: cv. Columbia.
  3. "Empirical analysis of transcriptional activity in the Arabidopsis genome."
    Yamada K., Lim J., Dale J.M., Chen H., Shinn P., Palm C.J., Southwick A.M., Wu H.C., Kim C.J., Nguyen M., Pham P.K., Cheuk R.F., Karlin-Newmann G., Liu S.X., Lam B., Sakano H., Wu T., Yu G.
    , Miranda M., Quach H.L., Tripp M., Chang C.H., Lee J.M., Toriumi M.J., Chan M.M., Tang C.C., Onodera C.S., Deng J.M., Akiyama K., Ansari Y., Arakawa T., Banh J., Banno F., Bowser L., Brooks S.Y., Carninci P., Chao Q., Choy N., Enju A., Goldsmith A.D., Gurjal M., Hansen N.F., Hayashizaki Y., Johnson-Hopson C., Hsuan V.W., Iida K., Karnes M., Khan S., Koesema E., Ishida J., Jiang P.X., Jones T., Kawai J., Kamiya A., Meyers C., Nakajima M., Narusaka M., Seki M., Sakurai T., Satou M., Tamse R., Vaysberg M., Wallender E.K., Wong C., Yamamura Y., Yuan S., Shinozaki K., Davis R.W., Theologis A., Ecker J.R.
    Science 302:842-846(2003) [PubMed] [Europe PMC] [Abstract]
    Cited for: NUCLEOTIDE SEQUENCE [LARGE SCALE MRNA].
    Strain: cv. Columbia.
  4. "Large-scale analysis of RIKEN Arabidopsis full-length (RAFL) cDNAs."
    Totoki Y., Seki M., Ishida J., Nakajima M., Enju A., Kamiya A., Narusaka M., Shin-i T., Nakagawa M., Sakamoto N., Oishi K., Kohara Y., Kobayashi M., Toyoda A., Sakaki Y., Sakurai T., Iida K., Akiyama K.
    , Satou M., Toyoda T., Konagaya A., Carninci P., Kawai J., Hayashizaki Y., Shinozaki K.
    Submitted (JUL-2006) to the EMBL/GenBank/DDBJ databases
    Cited for: NUCLEOTIDE SEQUENCE [LARGE SCALE MRNA].
    Strain: cv. Columbia.
  5. "Characterization of Arabidopsis soluble starch synthase gene."
    Lue W.L., Wang S.M., Yu T.S., Chen J.
    Submitted (JAN-1999) to the EMBL/GenBank/DDBJ databases
    Cited for: NUCLEOTIDE SEQUENCE [GENOMIC DNA] OF 78-652.
  6. "Soluble starch synthase I: a major determinant for the synthesis of amylopectin in Arabidopsis thaliana leaves."
    Delvalle D., Dumez S., Wattebled F., Roldan I., Planchot V., Berbezy P., Colonna P., Vyas D., Chatterjee M., Ball S., Merida A., D'Hulst C.
    Plant J. 43:398-412(2005) [PubMed] [Europe PMC] [Abstract]
    Cited for: FUNCTION, SUBCELLULAR LOCATION, TISSUE SPECIFICITY, INDUCTION, DISRUPTION PHENOTYPE.
    Strain: cv. Columbia.
  7. "The phenotype of soluble starch synthase IV defective mutants of Arabidopsis thaliana suggests a novel function of elongation enzymes in the control of starch granule formation."
    Roldan I., Wattebled F., Mercedes Lucas M., Delvalle D., Planchot V., Jimenez S., Perez R., Ball S., D'Hulst C., Merida A.
    Plant J. 49:492-504(2007) [PubMed] [Europe PMC] [Abstract]
    Cited for: TISSUE SPECIFICITY.
  8. "Integrated functions among multiple starch synthases determine both amylopectin chain length and branch linkage location in Arabidopsis leaf starch."
    Szydlowski N., Ragel P., Hennen-Bierwagen T.A., Planchot V., Myers A.M., Merida A., d'Hulst C., Wattebled F.
    J. Exp. Bot. 62:4547-4559(2011) [PubMed] [Europe PMC] [Abstract]
    Cited for: FUNCTION.

Entry informationi

Entry nameiSSY1_ARATH
AccessioniPrimary (citable) accession number: Q9FNF2
Secondary accession number(s): Q0WV88, Q9SEI7
Entry historyi
Integrated into UniProtKB/Swiss-Prot: March 25, 2003
Last sequence update: March 1, 2001
Last modified: May 14, 2014
This is version 92 of the entry and version 1 of the sequence. [Complete history]
Entry statusiReviewed (UniProtKB/Swiss-Prot)
Annotation programPlant Protein Annotation Program

Miscellaneousi

Keywords - Technical termi

Complete proteome, Reference proteome

Documents

  1. Arabidopsis thaliana
    Arabidopsis thaliana: entries and gene names
  2. PATHWAY comments
    Index of metabolic and biosynthesis pathways
  3. SIMILARITY comments
    Index of protein domains and families

External Data

Dasty 3

Similar proteinsi