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Q43093 (SSG2_PEA) Reviewed, UniProtKB/Swiss-Prot

Last modified February 19, 2014. Version 66. 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:
Granule-bound starch synthase 2, chloroplastic/amyloplastic

EC=2.4.1.21
Alternative name(s):
Granule-bound starch synthase II
Short name=GBSS-II
OrganismPisum sativum (Garden pea)
Taxonomic identifier3888 [NCBI]
Taxonomic lineageEukaryotaViridiplantaeStreptophytaEmbryophytaTracheophytaSpermatophytaMagnoliophytaeudicotyledonsGunneridaePentapetalaerosidsfabidsFabalesFabaceaePapilionoideaeFabeaePisum

Protein attributes

Sequence length752 AA.
Sequence statusComplete.
Sequence processingThe displayed sequence is further processed into a mature form.
Protein existenceEvidence at protein 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 By similarity. Plastidamyloplast By similarity. Note: Amyloplast or chloroplast, granule-bound and soluble By similarity. HAMAP-Rule MF_00484

Tissue specificity

Widely expressed.

Developmental stage

Most highly expressed in early embryos. Levels decline in later stages of development. HAMAP-Rule MF_00484

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
   Technical termDirect protein sequencing
Gene Ontology (GO)
   Biological_processstarch biosynthetic process

Inferred from electronic annotation. Source: UniProtKB-UniPathway

   Cellular_componentamyloplast

Inferred from electronic annotation. Source: UniProtKB-SubCell

chloroplast

Inferred from electronic annotation. Source: UniProtKB-SubCell

   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 – 5757Chloroplast Ref.1
Chain58 – 752695Granule-bound starch synthase 2, chloroplastic/amyloplastic HAMAP-Rule MF_00484
PRO_0000011144

Sites

Binding site2751ADP-glucose By similarity

Sequences

Sequence LengthMass (Da)Tools
Q43093 [UniParc].

Last modified November 1, 1996. Version 1.
Checksum: E0496420CD359395

FASTA75283,618
        10         20         30         40         50         60 
MMLSLGSDAT VLPFHAKNLK FTPKLSTLNG DLAFSKGLGV GRLNCGSVRL NHKQHVRAVG 

        70         80         90        100        110        120 
KSFGADENGD GSEDDVVNAT IEKSKKVLAL QRELIQQIAE RKKLVSSIDS DSIPGLEGNG 

       130        140        150        160        170        180 
VSYESSEKSL SRDSNPQKGS SSSGSAVETK RWHCFQQLCR SKETETWAVS SVGINQGFDE 

       190        200        210        220        230        240 
IEKKNDAVKA SSKLHFNEQI KNKLYERPDT KDISSSIRTS SLKFENFEGA NEPSSKEVAN 

       250        260        270        280        290        300 
EAENFESGGE KPPPLAGTNV MNIILVSAEC APWSKTGGLG DVAGSLPKAL ARRGHRVMIV 

       310        320        330        340        350        360 
APHYGNYAEA HDIGVRKRYK VAGQDMEVTY FHTYIDGVDI VFIDSPIFRN LESNIYGGNR 

       370        380        390        400        410        420 
LDILRRMVLF CKAAVEVPWH VPCGGICYGD GNLVFIANDW HTALLPVYLK AYYRDHGLMN 

       430        440        450        460        470        480 
YTRSVLVIHN IAHQGRGPVE DFNTVDLSGN YLDLFKMYDP VGGEHFNIFA AGLKTADRIV 

       490        500        510        520        530        540 
TVSHGYAWEL KTSEGGWGLH NIINESDWKF RGIVNGVDTK DWNPQFDAYL TSDGYTNYNL 

       550        560        570        580        590        600 
KTLQTGKRQC KAALQRELGL PVREDVPIIS FIGRLDHQKG VDLIAEAIPW MMSHDVQLVM 

       610        620        630        640        650        660 
LGTGRADLEQ MLKEFEAQHC DKIRSWVGFS VKMAHRITAG SDILLMPSRF EPCGLNQLYA 

       670        680        690        700        710        720 
MSYGTVPVVH GVGGLRDTVQ PFNPFDESGV GWTFDRAEAN KLMAALWNCL LTYKDYKKSW 

       730        740        750 
EGIQERGMSQ DLSWDNAAQQ YEEVLVAAKY QW 

« Hide

References

[1]"Characterization of cDNAs encoding two isoforms of granule-bound starch synthase which show differential expression in developing storage organs of pea and potato."
Dry I., Smith A., Edwards A., Bhattacharyya B., Dunn P., Martin C.
Plant J. 2:193-202(1992) [PubMed] [Europe PMC] [Abstract]
Cited for: NUCLEOTIDE SEQUENCE [MRNA], PROTEIN SEQUENCE OF 58-73.
Strain: cv. BC1/RR.
Tissue: Embryo.

Cross-references

Sequence databases

EMBL
GenBank
DDBJ
X88790 mRNA. Translation: CAA61269.1.
PIRS61505.

3D structure databases

ProteinModelPortalQ43093.
ModBaseSearch...
MobiDBSearch...

Protein family/group databases

CAZyGT5. Glycosyltransferase Family 5.

Protocols and materials databases

StructuralBiologyKnowledgebaseSearch...

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 nameSSG2_PEA
AccessionPrimary (citable) accession number: Q43093
Entry history
Integrated into UniProtKB/Swiss-Prot: November 1, 1997
Last sequence update: November 1, 1996
Last modified: February 19, 2014
This is version 66 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