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A2Y9M4 (SSY1_ORYSI) Reviewed, UniProtKB/Swiss-Prot

Last modified April 16, 2014. Version 41. 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·Sequence annotation·Sequences·References·Cross-refs·Entry info·DocumentsCustomize order

Names and origin

Protein namesRecommended name:
Soluble starch synthase 1, chloroplastic/amyloplastic

EC=2.4.1.21
Alternative name(s):
SSS 1
Starch synthase I
Gene names
ORF Names:OsI_021017
OrganismOryza sativa subsp. indica (Rice)
Taxonomic identifier39946 [NCBI]
Taxonomic lineageEukaryotaViridiplantaeStreptophytaEmbryophytaTracheophytaSpermatophytaMagnoliophytaLiliopsidaPoalesPoaceaeBEP cladeEhrhartoideaeOryzeaeOryza

Protein attributes

Sequence length641 AA.
Sequence statusComplete.
Sequence processingThe displayed sequence is further processed into a mature form.
Protein existenceEvidence at transcript level

General annotation (Comments)

Catalytic activity

ADP-glucose + (1,4-alpha-D-glucosyl)(n) = ADP + (1,4-alpha-D-glucosyl)(n+1). HAMAP-Rule MF_00484

Pathway

Glycan biosynthesis; starch biosynthesis. HAMAP-Rule MF_00484

Subcellular location

Plastidchloroplast. Plastidamyloplast. Note: Amyloplast or chloroplast, soluble Probable. HAMAP-Rule MF_00484

Miscellaneous

Three forms of soluble starch synthase were purified: RSS1, RSS2 and RSS3.

Sequence similarities

Belongs to the glycosyltransferase 1 family. Bacterial/plant glycogen synthase subfamily.

Ontologies

Keywords
   Biological processStarch biosynthesis
   Cellular componentAmyloplast
Chloroplast
Plastid
   DomainTransit peptide
   Molecular functionGlycosyltransferase
Transferase
Gene Ontology (GO)
   Biological_processamylopectin biosynthetic process

Inferred from electronic annotation. Source: EnsemblPlants/Gramene

starch biosynthetic process

Inferred from electronic annotation. Source: UniProtKB-UniPathway

   Cellular_componentamyloplast

Inferred from electronic annotation. Source: UniProtKB-SubCell

chloroplast stroma

Inferred from electronic annotation. Source: EnsemblPlants/Gramene

   Molecular_functionstarch synthase activity

Inferred from electronic annotation. Source: UniProtKB-EC

Complete GO annotation...

Sequence annotation (Features)

Feature keyPosition(s)LengthDescriptionGraphical viewFeature identifier

Molecule processing

Transit peptide1 – 113113Chloroplast By similarity
Chain114 – 641528Soluble starch synthase 1, chloroplastic/amyloplastic HAMAP-Rule MF_00484
PRO_0000295650

Sites

Binding site1471ADP-glucose By similarity

Sequences

Sequence LengthMass (Da)Tools
A2Y9M4 [UniParc].

Last modified March 20, 2007. Version 1.
Checksum: FBCBB004DC252CD1

FASTA64170,953
        10         20         30         40         50         60 
MATAAGMGIG AACLVAPQVR PGRRLRLQRV RRRCVAELSR DGGSAQRPLA PAPLVKQPVL 

        70         80         90        100        110        120 
PTFLVPTSTP PAPTQSPAPA PTPPPLPDSG VGEIEPDLEG LTEDSIDKTI FVASEQESEI 

       130        140        150        160        170        180 
MDVKEQAQAK VTRSVVFVTG EASPYAKSGG LGDVCGSLPI ALALRGHRVM VVMPRYMNGA 

       190        200        210        220        230        240 
LNKNFANAFY TEKHIKIPCF GGEHEVTFFH EYRDSVDWVF VDHPSYHRPG NLYGDNFGAF 

       250        260        270        280        290        300 
GDNQFRYTLL CYAACEAPLI LELGGYIYGQ KCMFVVNDWH ASLVPVLLAA KYRPYGVYRD 

       310        320        330        340        350        360 
ARSVLVIHNL AHQGVEPAST YPDLGLPPEW YGALEWVFPE WARRHALDKG EAVNFLKGAV 

       370        380        390        400        410        420 
VTADRIVTVS QGYSWEVTTA EGGQGLNELL SSRKSVLNGI VNGIDINDWN PSTDKFLPYH 

       430        440        450        460        470        480 
YSVDDLSGKA KCKAELQEEL GLPIRPDVPL IGFIGRLDYQ KGIDLIKLAI PDLMRDNIQF 

       490        500        510        520        530        540 
VMLGSGDPGF EGWMRSTESG YRDKFRGWVG FSVPVSHRIT AGCDILLMPS RFEPCGLNQL 

       550        560        570        580        590        600 
YAMQYGTVPV VHGTGGLRDT VENFNPFAEK GEQGTGWAFS PLTIEKMLWA LRMAISTYRE 

       610        620        630        640 
HKSSWEGLMK RGMSSDFTWD HAASQYEQIF EWAFMDQPYV M 

« Hide

Cross-references

Sequence databases

EMBL
GenBank
DDBJ
AY299404 mRNA. Translation: AAP56350.1.
CM000131 Genomic DNA. Translation: EAY99784.1.

3D structure databases

ProteinModelPortalA2Y9M4.
ModBaseSearch...
MobiDBSearch...

Protein-protein interaction databases

STRING39947.LOC_Os06g06560.1.

Protein family/group databases

CAZyGT5. Glycosyltransferase Family 5.

Protocols and materials databases

StructuralBiologyKnowledgebaseSearch...

Organism-specific databases

GrameneA2Y9M4.

Phylogenomic databases

eggNOGCOG0297.
HOGENOMHOG000294940.

Enzyme and pathway databases

UniPathwayUPA00152.

Family and domain databases

HAMAPMF_00484. Glycogen_synth.
InterProIPR001296. Glyco_trans_1.
IPR011835. Glycogen/starch_synth.
IPR013534. Starch_synth_cat_dom.
[Graphical view]
PfamPF08323. Glyco_transf_5. 1 hit.
PF00534. Glycos_transf_1. 1 hit.
[Graphical view]
TIGRFAMsTIGR02095. glgA. 1 hit.
ProtoNetSearch...

Entry information

Entry nameSSY1_ORYSI
AccessionPrimary (citable) accession number: A2Y9M4
Secondary accession number(s): O24206 expand/collapse secondary AC list , Q40739, Q5WA90, Q7Y044
Entry history
Integrated into UniProtKB/Swiss-Prot: July 24, 2007
Last sequence update: March 20, 2007
Last modified: April 16, 2014
This is version 41 of the entry and version 1 of the sequence. [Complete history]
Entry statusReviewed (UniProtKB/Swiss-Prot)
Annotation programPlant Protein Annotation Program

Relevant documents

SIMILARITY comments

Index of protein domains and families

PATHWAY comments

Index of metabolic and biosynthesis pathways