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Protein

Granule-bound starch synthase 2, chloroplastic/amyloplastic

Gene
N/A
Organism
Pisum sativum (Garden pea)
Status
Reviewed-Annotation score: -Experimental evidence at protein leveli

Functioni

Catalytic activityi

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

Pathwayi: starch biosynthesis

This protein is involved in the pathway starch biosynthesis, which is part of Glycan biosynthesis.
View all proteins of this organism that are known to be involved in the pathway starch biosynthesis and in Glycan biosynthesis.

Sites

Feature keyPosition(s)DescriptionActionsGraphical viewLength
Binding sitei275ADP-glucoseBy similarity1

GO - Molecular functioni

GO - Biological processi

Keywordsi

Molecular functionGlycosyltransferase, Transferase
Biological processStarch biosynthesis

Enzyme and pathway databases

UniPathwayiUPA00152

Protein family/group databases

CAZyiGT5 Glycosyltransferase Family 5

Names & Taxonomyi

Protein namesi
Recommended 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
OrganismiPisum sativum (Garden pea)
Taxonomic identifieri3888 [NCBI]
Taxonomic lineageiEukaryotaViridiplantaeStreptophytaEmbryophytaTracheophytaSpermatophytaMagnoliophytaeudicotyledonsGunneridaePentapetalaerosidsfabidsFabalesFabaceaePapilionoideaeFabeaePisum

Subcellular locationi

Extracellular region or secreted Cytosol Plasma membrane Cell wall Cytoskeleton Vacuole Chloroplast Endosome Peroxisome ER Golgi apparatus Nucleus Mitochondrion Manual annotation Automatic computational assertion Graphics by Christian Stolte; Source: COMPARTMENTS

Keywords - Cellular componenti

Amyloplast, Chloroplast, Plastid

PTM / Processingi

Molecule processing

Feature keyPosition(s)DescriptionActionsGraphical viewLength
Transit peptidei1 – 57Chloroplast1 PublicationAdd BLAST57
ChainiPRO_000001114458 – 752Granule-bound starch synthase 2, chloroplastic/amyloplasticAdd BLAST695

Proteomic databases

PRIDEiQ43093

Expressioni

Tissue specificityi

Widely expressed.

Developmental stagei

Most highly expressed in early embryos. Levels decline in later stages of development.

Structurei

3D structure databases

ProteinModelPortaliQ43093
SMRiQ43093
ModBaseiSearch...
MobiDBiSearch...

Family & Domainsi

Sequence similaritiesi

Keywords - Domaini

Transit peptide

Family and domain databases

HAMAPiMF_00484 Glycogen_synth, 1 hit
InterProiView protein in InterPro
IPR001296 Glyco_trans_1
IPR011835 GS/SS
IPR013534 Starch_synth_cat_dom
PfamiView protein in Pfam
PF08323 Glyco_transf_5, 1 hit
PF00534 Glycos_transf_1, 1 hit
TIGRFAMsiTIGR02095 glgA, 1 hit

Sequencei

Sequence statusi: Complete.

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

Q43093-1 [UniParc]FASTAAdd to basket

« Hide

        10         20         30         40         50
MMLSLGSDAT VLPFHAKNLK FTPKLSTLNG DLAFSKGLGV GRLNCGSVRL
60 70 80 90 100
NHKQHVRAVG KSFGADENGD GSEDDVVNAT IEKSKKVLAL QRELIQQIAE
110 120 130 140 150
RKKLVSSIDS DSIPGLEGNG VSYESSEKSL SRDSNPQKGS SSSGSAVETK
160 170 180 190 200
RWHCFQQLCR SKETETWAVS SVGINQGFDE IEKKNDAVKA SSKLHFNEQI
210 220 230 240 250
KNKLYERPDT KDISSSIRTS SLKFENFEGA NEPSSKEVAN EAENFESGGE
260 270 280 290 300
KPPPLAGTNV MNIILVSAEC APWSKTGGLG DVAGSLPKAL ARRGHRVMIV
310 320 330 340 350
APHYGNYAEA HDIGVRKRYK VAGQDMEVTY FHTYIDGVDI VFIDSPIFRN
360 370 380 390 400
LESNIYGGNR LDILRRMVLF CKAAVEVPWH VPCGGICYGD GNLVFIANDW
410 420 430 440 450
HTALLPVYLK AYYRDHGLMN YTRSVLVIHN IAHQGRGPVE DFNTVDLSGN
460 470 480 490 500
YLDLFKMYDP VGGEHFNIFA AGLKTADRIV TVSHGYAWEL KTSEGGWGLH
510 520 530 540 550
NIINESDWKF RGIVNGVDTK DWNPQFDAYL TSDGYTNYNL KTLQTGKRQC
560 570 580 590 600
KAALQRELGL PVREDVPIIS FIGRLDHQKG VDLIAEAIPW MMSHDVQLVM
610 620 630 640 650
LGTGRADLEQ MLKEFEAQHC DKIRSWVGFS VKMAHRITAG SDILLMPSRF
660 670 680 690 700
EPCGLNQLYA MSYGTVPVVH GVGGLRDTVQ PFNPFDESGV GWTFDRAEAN
710 720 730 740 750
KLMAALWNCL LTYKDYKKSW EGIQERGMSQ DLSWDNAAQQ YEEVLVAAKY

QW
Length:752
Mass (Da):83,618
Last modified:November 1, 1996 - v1
Checksum:iE0496420CD359395
GO

Sequence databases

Select the link destinations:
EMBLi
GenBanki
DDBJi
Links Updated
X88790 mRNA Translation: CAA61269.1
PIRiS61505

Similar proteinsi

Entry informationi

Entry nameiSSG2_PEA
AccessioniPrimary (citable) accession number: Q43093
Entry historyiIntegrated into UniProtKB/Swiss-Prot: November 1, 1997
Last sequence update: November 1, 1996
Last modified: May 23, 2018
This is version 75 of the entry and version 1 of the sequence. See complete history.
Entry statusiReviewed (UniProtKB/Swiss-Prot)
Annotation programPlant Protein Annotation Program

Miscellaneousi

Keywords - Technical termi

Direct protein sequencing

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