O23978 (O23978_HORVU) Unreviewed, UniProtKB/TrEMBL

Names and origin

Protein names	Recommended name: Beta-amylase RuleBase RU000509 EC=3.2.1.2 RuleBase RU000509
Organism	Hordeum vulgare (Barley) EMBL AAC64904.1
Taxonomic identifier	4513 [NCBI]
Taxonomic lineage	Eukaryota › Viridiplantae › Streptophyta › Embryophyta › Tracheophyta › Spermatophyta › Magnoliophyta › Liliopsida › Poales › Poaceae › BEP clade › Pooideae › Triticeae › Hordeum

Protein attributes

Sequence length	505 AA.
Sequence status	Complete.
Protein existence	Evidence at transcript level

General annotation (Comments)

Catalytic activity	Hydrolysis of (1->4)-alpha-D-glucosidic linkages in polysaccharides so as to remove successive maltose units from the non-reducing ends of the chains. RuleBase RU000509
Sequence similarities	Belongs to the glycosyl hydrolase 14 family. RuleBase RU004157

Ontologies

Keywords
Biological process	Carbohydrate metabolism Polysaccharide degradation RuleBase RU000509
Molecular function	Glycosidase RuleBase RU000509 EMBL AAC64904.1 Hydrolase
Gene Ontology (GO)
Biological process	polysaccharide catabolic process Inferred from electronic annotation. Source: UniProtKB-KW
Molecular function	beta-amylase activity Inferred from electronic annotation. Source: EC cation binding Inferred from electronic annotation. Source: InterPro
Complete GO annotation...

Sequences

	Sequence		Length	Mass (Da)
	O23978 [UniParc]. Last modified March 1, 2002. Version 2. Checksum: E76989EE752938FF	FASTA	505	57,308
	10 20 30 40 50 60 MAGNMLANYV QVYVMLPLDV VSVDNKFEKG DEIRAHVKKL TEAGVDGVMI YFWWGLVEGI 70 80 90 100 110 120 GPKAYHWTPY NHVFYLVHDA RLQLQAIMSF HQCGGNVGDL FNIPIPQWVR DVGATDPDIF 130 140 150 160 170 180 YTNRRGTRNI DYLTLGVDDQ PLFHGRTAVQ MYHDYMASFR ENMKKFLDAG TIVDIEVGLG 190 200 210 220 230 240 PAGEMRYPSY PQSQGWVFPG IGEFICYDKY LEADFKAAAA KAGHPEWELP DDAGEYNDTP 250 260 270 280 290 300 EKTQFFKENG TYLTEKGKFF LSWYSNKLIK HGDKILDEAN KVFLGCRVHL AIKISGIHWW 310 320 330 340 350 360 YRVPNHAAEL TAGYYNLDDR DGYRTIARML TRHHASMNFT CAEMRDSEQS EEAKSAPEEL 370 380 390 400 410 420 VQQVLSAGWR EGLHVACENA LSRYDATAYN TILRNARPKG INENGPPEHK LFGFTYLRLS 430 440 450 460 470 480 NELLKGQNYA TFQTFVEKMH ANLAHNPSVD PVAPLEKSKP EMPIELILKA AQPKLEPFPF 490 500 DKNTDLPVKN HTDVVDEALL APVAV

References

[1]	"Characterization of a novel barley beta-amylase gene expressed only during early grain development." Jung W., Skadsen R.W., Peterson D.M. Seed Sci. Res. 11:325-334(2001) [Agricola: IND23262956] Cited for: NUCLEOTIDE SEQUENCE. Tissue: Embryonic endosperm and maternal sporophyte EMBL AAC64904.1.
+	Additional computationally mapped references.

Cross-references

Sequence databases
EMBL GenBank DDBJ	AF012343 mRNA. Translation: AAC64904.1.
3D structure databases
HSSP	HSSP built from PDB template 1B1Y based on UniProtKB P16098.
ProteinModelPortal	O23978.
SMR	O23978. Positions 5-488.
ModBase	Search...
Protein family/group databases
Allergome	3330. Hor v 17.0101. 420. Hor v 17.
CAZy	GH14. Glycoside Hydrolase Family 14.
Protocols and materials databases
StructuralBiologyKnowledgebase	Search...
Organism-specific databases
Gramene	O23978.
Gene expression databases
Genevestigator	O23978.
Family and domain databases
InterPro	IPR001554. Glyco_hydro_14. IPR018238. Glyco_hydro_14_CS. IPR001371. Glyco_hydro_14B_pln. IPR013781. Glyco_hydro_subgr_catalytic. IPR017853. Glycoside_hydrolase_SF. [Graphical view]
Gene3D	G3DSA:3.20.20.80. Glyco_hydro_cat. 1 hit.
Pfam	PF01373. Glyco_hydro_14. 1 hit. [Graphical view]
PRINTS	PR00750. BETAAMYLASE. PR00842. GLHYDLASE14B.
SUPFAM	SSF51445. Glyco_hydro_cat. 1 hit.
PROSITE	PS00506. BETA_AMYLASE_1. 1 hit. PS00679. BETA_AMYLASE_2. 1 hit. [Graphical view]
ProtoNet	Search...

Entry information

Entry name

O23978_HORVU

Accession

Primary (citable) accession number: O23978

Entry history

Integrated into UniProtKB/TrEMBL:	January 1, 1998
Last sequence update:	March 1, 2002
Last modified:	May 31, 2011
This is version 56 of the entry and version 2 of the sequence. [Complete history]

Entry status

Unreviewed (UniProtKB/TrEMBL)