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Protein

Maltase 1

Gene

Mal-B1

Organism
Drosophila virilis (Fruit fly)
Status
Reviewed-Annotation score: -Protein inferred from homologyi

Functioni

Catalytic activityi

Hydrolysis of terminal, non-reducing (1->4)-linked alpha-D-glucose residues with release of alpha-D-glucose.

Sites

Feature keyPosition(s)DescriptionActionsGraphical viewLength
Active sitei280NucleophileBy similarity1
Active sitei348Proton donorBy similarity1
Sitei415Transition state stabilizerBy similarity1

GO - Molecular functioni

Keywordsi

Molecular functionGlycosidase, Hydrolase

Protein family/group databases

CAZyiGH13 Glycoside Hydrolase Family 13

Names & Taxonomyi

Protein namesi
Recommended name:
Maltase 1 (EC:3.2.1.20)
Gene namesi
Name:Mal-B1
Synonyms:Mav1
ORF Names:GJ22501
OrganismiDrosophila virilis (Fruit fly)
Taxonomic identifieri7244 [NCBI]
Taxonomic lineageiEukaryotaMetazoaEcdysozoaArthropodaHexapodaInsectaPterygotaNeopteraHolometabolaDipteraBrachyceraMuscomorphaEphydroideaDrosophilidaeDrosophila
Proteomesi
  • UP000008792 Componenti: Unassembled WGS sequence

Organism-specific databases

FlyBaseiFBgn0022839 Dvir\Mal-B1

PTM / Processingi

Molecule processing

Feature keyPosition(s)DescriptionActionsGraphical viewLength
ChainiPRO_0000001449? – 632Maltase 1
Signal peptidei1 – ?Sequence analysis

Amino acid modifications

Feature keyPosition(s)DescriptionActionsGraphical viewLength
Glycosylationi179N-linked (GlcNAc...) asparagineSequence analysis1
Glycosylationi212N-linked (GlcNAc...) asparagineSequence analysis1
Glycosylationi333N-linked (GlcNAc...) asparagineSequence analysis1
Glycosylationi461N-linked (GlcNAc...) asparagineSequence analysis1
Glycosylationi575N-linked (GlcNAc...) asparagineSequence analysis1
Glycosylationi578N-linked (GlcNAc...) asparagineSequence analysis1

Keywords - PTMi

Glycoprotein

Proteomic databases

PRIDEiO16098

Expressioni

Gene expression databases

BgeeiFBgn0022839

Interactioni

Protein-protein interaction databases

STRINGi7244.FBpp0236918

Structurei

3D structure databases

ProteinModelPortaliO16098
SMRiO16098
ModBaseiSearch...
MobiDBiSearch...

Family & Domainsi

Sequence similaritiesi

Belongs to the glycosyl hydrolase 13 family.Curated

Keywords - Domaini

Signal

Phylogenomic databases

eggNOGiKOG0471 Eukaryota
COG0366 LUCA
InParanoidiO16098
OMAiHEFIQEM
OrthoDBiEOG091G03FE
PhylomeDBiO16098

Family and domain databases

InterProiView protein in InterPro
IPR006047 Glyco_hydro_13_cat_dom
IPR017853 Glycoside_hydrolase_SF
PfamiView protein in Pfam
PF00128 Alpha-amylase, 1 hit
SMARTiView protein in SMART
SM00642 Aamy, 1 hit
SUPFAMiSSF51445 SSF51445, 1 hit

Sequencei

Sequence statusi: Complete.

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

O16098-1 [UniParc]FASTAAdd to basket

« Hide

        10         20         30         40         50
MEEGERWREG HVYQRSSETR KPTNYDRPDS PVTHYVSDTH IVGTLMDELE
60 70 80 90 100
VETGLITTIL IATFNEMRRS HKPNELDDNI NWWRHEVFYQ IYPRSFKDSD
110 120 130 140 150
GDGIGDLKGI TSKLQYFVDT GITAIWLSPI YKSPMVDFGY DISDYRDIQP
160 170 180 190 200
EYGTLEDFDA LIAKANQLGI KVILDFVPNH SSDEHEWFKK SAAREPGYED
210 220 230 240 250
FYVWEDGIPG DNETRLPPNN WVSVFSGSAW QWHEERQQFY LRQFTKGQPD
260 270 280 290 300
LNYRNPAVVQ AMDEVLLYWL QKGVAGFRID AVIYIYEDEQ LRDEPLSGST
310 320 330 340 350
SDPNSVDYLE HIYTRNLPEC YGLIQHWRQL LDNYTADNPG PVRIMMTEGY
360 370 380 390 400
ADLSLLMNYY EDEDGVQGAH FPFNFDFITE LNANSAAPDF VYFIQRWLTY
410 420 430 440 450
MPPGHSANWV MGNHDNPRVA SRYGVGTVDA MNMLMMTLPG IGITYYGEEL
460 470 480 490 500
GMVDYRDISW NDTVDQPACD AGLDNYKWVS RDPERTPMQW SDEKNAGFST
510 520 530 540 550
GDSTWLPVHP NYQELNLLTQ QEATYSHYKV YQSLIKLRQS RVLRDGSFTA
560 570 580 590 600
QALNRNVFAI KRELRGQPTL LTVINVSNRT QQVDVSNFID LPNRLTLLVV
610 620 630
GVCSQHRVSE RLKPAEVKLS PHEGLVIQLK AR
Length:632
Mass (Da):72,991
Last modified:July 27, 2011 - v2
Checksum:i5182C968F730CE0E
GO

Sequence cautioni

The sequence AAB82327 differs from that shown. Several sequencing errors.Curated

Sequence databases

Select the link destinations:
EMBLi
GenBanki
DDBJi
Links Updated
CH940649 Genomic DNA Translation: EDW64448.1
AF006573 Genomic DNA Translation: AAB82327.1 Sequence problems.
RefSeqiXP_002052293.2, XM_002052257.2

Genome annotation databases

EnsemblMetazoaiFBtr0439930; FBpp0396571; FBgn0022839
GeneIDi6627887
KEGGidvi:Dvir_GJ22501

Similar proteinsi

Entry informationi

Entry nameiMAL1_DROVI
AccessioniPrimary (citable) accession number: O16098
Secondary accession number(s): B4LQJ1
Entry historyiIntegrated into UniProtKB/Swiss-Prot: May 30, 2000
Last sequence update: July 27, 2011
Last modified: May 23, 2018
This is version 101 of the entry and version 2 of the sequence. See complete history.
Entry statusiReviewed (UniProtKB/Swiss-Prot)
Annotation programDrosophila annotation project

Miscellaneousi

Keywords - Technical termi

Complete proteome, Reference proteome

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