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Protein

Alpha-amylase

Gene

Amy46

Organism
Hordeum vulgare (Barley)
Status
Unreviewed-Annotation score: Annotation score: 2 out of 5-Protein inferred from homologyi

Functioni

Catalytic activityi

Endohydrolysis of (1->4)-alpha-D-glucosidic linkages in polysaccharides containing three or more (1->4)-alpha-linked D-glucose units.UniRule annotation

Cofactori

Ca2+UniRule annotation

Sites

Feature keyPosition(s)DescriptionActionsGraphical viewLength
Active sitei203NucleophileUniRule annotation1
Active sitei228Proton donorUniRule annotation1

GO - Molecular functioni

GO - Biological processi

Keywordsi

Molecular functionGlycosidaseUniRule annotationImported, Hydrolase
Biological processCarbohydrate metabolismUniRule annotation

Protein family/group databases

CAZyiGH13. Glycoside Hydrolase Family 13.

Names & Taxonomyi

Protein namesi
Recommended name:
Alpha-amylaseUniRule annotation (EC:3.2.1.1UniRule annotation)
Alternative name(s):
1,4-alpha-D-glucan glucanohydrolaseUniRule annotation
Gene namesi
Name:Amy46Imported
OrganismiHordeum vulgare (Barley)Imported
Taxonomic identifieri4513 [NCBI]
Taxonomic lineageiEukaryotaViridiplantaeStreptophytaEmbryophytaTracheophytaSpermatophytaMagnoliophytaLiliopsidaPoalesPoaceaeBOP cladePooideaeTriticodaeTriticeaeHordeinaeHordeum

PTM / Processingi

Molecule processing

Feature keyPosition(s)DescriptionActionsGraphical viewLength
Signal peptidei1 – 24UniRule annotationAdd BLAST24
ChainiPRO_501060554525 – 427Alpha-amylaseUniRule annotationAdd BLAST403

Structurei

3D structure databases

ProteinModelPortaliQ03651.
SMRiQ03651.
ModBaseiSearch...
MobiDBiSearch...

Family & Domainsi

Domains and Repeats

Feature keyPosition(s)DescriptionActionsGraphical viewLength
Domaini25 – 365AamyInterPro annotationAdd BLAST341
Domaini366 – 426Alpha-amyl_C2InterPro annotationAdd BLAST61

Sequence similaritiesi

Belongs to the glycosyl hydrolase 13 family.UniRule annotation

Keywords - Domaini

SignalUniRule annotation

Family and domain databases

InterProiView protein in InterPro
IPR012850. A-amylase_bs_C.
IPR013775. A-amylase_pln.
IPR006046. Alpha_amylase.
IPR006047. Glyco_hydro_13_cat_dom.
IPR017853. Glycoside_hydrolase_SF.
PfamiView protein in Pfam
PF07821. Alpha-amyl_C2. 1 hit.
PF00128. Alpha-amylase. 1 hit.
PIRSFiPIRSF001028. Alph-amls_plant. 1 hit.
PRINTSiPR00110. ALPHAAMYLASE.
SMARTiView protein in SMART
SM00642. Aamy. 1 hit.
SM00810. Alpha-amyl_C2. 1 hit.
SUPFAMiSSF51445. SSF51445. 1 hit.

Sequencei

Sequence statusi: Complete.

Q03651-1 [UniParc]FASTAAdd to basket

« Hide

        10         20         30         40         50
MANKHMSLSL FIVLLGLSCS LASGQVLFQG FNWESWKHNG GWYNFLMGKV
60 70 80 90 100
DDIAAAGVTH VWLPPASQSV AEQGYMPGRL YDLDASKYGN KAQLKSLIGA
110 120 130 140 150
LHGKGVKAIA DIVINHRTAE RKDGRGIYCI FEGGTPDARL DWGPHMICRD
160 170 180 190 200
DRPYADGTGN PDTGADFGAA PDIDHLNPRV QKELVEWLNW LRTDVGFDGW
210 220 230 240 250
RFDFAKGYSA DVAKIYVDRS EPSFAVAEIW TSLAYGGDGK PNLNQDPHRQ
260 270 280 290 300
ELVNWVNKVG GSGPATTFDF TTKGILNVAV EGELWRLRGT DGKAPGMIGW
310 320 330 340 350
WPAKAVTFVD NHDTGSTQHM WPFPSDRVMQ GYAYILTHPG TPCIFYDHFF
360 370 380 390 400
DWGLKEEIDR LVSIRTRQGI HSESKLQIME ADADLYLAEI DGKVIVKLGP
410 420
RYDVGHLIPE GFKVVAHGND YAVWEKV
Length:427
Mass (Da):47,457
Last modified:November 1, 1996 - v1
Checksum:i5A7496B9E6643824
GO

Sequence databases

Select the link destinations:
EMBLi
GenBanki
DDBJi
Links Updated
J04202 Genomic DNA. Translation: AAA98615.1.

Similar proteinsi

Entry informationi

Entry nameiQ03651_HORVU
AccessioniPrimary (citable) accession number: Q03651
Entry historyiIntegrated into UniProtKB/TrEMBL: November 1, 1996
Last sequence update: November 1, 1996
Last modified: August 30, 2017
This is version 84 of the entry and version 1 of the sequence. See complete history.
Entry statusiUnreviewed (UniProtKB/TrEMBL)