Reviewed, UniProtKB/Swiss-Prot P86090 (AMY4_CAPCH)

Names and origin

Protein names	Recommended name:     Alpha-amylase 4     EC=3.2.1.1 Alternative name(s):     1,4-alpha-D-glucan glucanohydrolase
Organism	Capsicum chinense (Scotch bonnet) (Bonnet pepper)
Taxonomic identifier	80379 [NCBI]
Taxonomic lineage	Eukaryota › Viridiplantae › Streptophyta › Embryophyta › Tracheophyta › Spermatophyta › Magnoliophyta › eudicotyledons › core eudicotyledons › asterids › lamiids › Solanales › Solanaceae › Solanoideae › Capsiceae › Capsicum

Protein attributes

Sequence length	9 AA.
Sequence status	Fragment.
Protein existence	Evidence at protein level.

General annotation (Comments)

Catalytic activity	Endohydrolysis of (1->4)-alpha-D-glucosidic linkages in oligosaccharides and polysaccharides. UniProtKB P04063
Cofactor	Binds 3 calcium ions per subunit By similarity. UniProtKB P04063
Subunit structure	Monomer By similarity. UniProtKB P04063
Sequence similarities	Belongs to the glycosyl hydrolase 13 family.

Ontologies

Keywords
Biological process	Carbohydrate metabolism
Ligand	Calcium Metal-binding
Molecular function	Glycosidase Hydrolase
Technical term	Direct protein sequencing
Gene Ontology (GO)
Biological process	carbohydrate metabolic process Inferred from electronic annotation. Source: UniProtKB-KW
Molecular function	alpha-amylase activity Inferred from electronic annotation. Source: EC calcium ion binding Inferred from electronic annotation. Source: UniProtKB-KW
Complete GO annotation...

Sequence annotation (Features)

	Feature key	Position(s)	Length	Description	Graphical view	Feature identifier
Molecule processing
	Chain	‹1 – ›9	›9	Alpha-amylase 4		PRO_0000362986
Experimental info
	Sequence uncertainty	5	1	F or M Ref.1
	Non-terminal residue	1	1
	Non-terminal residue	9	1

Sequences

	Sequence		Length	Mass (Da)
	P86090-1 [UniParc]. Last modified February 10, 2009. Version 1. Checksum: 8017787AA9C862CA	FASTA	9	1,052
	TDVGFDGWR

References

[1]	Sabater Jara A.B., Almagro L., Pedreno M.A. Submitted (JUL-2008) to UniProtKB Cited for: PROTEIN SEQUENCE.

Cross-references

3D structure databases
ModBase	Search...
Family and domain databases
ProtoNet	Search...

Entry information

Entry name

AMY4_CAPCH

Accession

Primary (citable) accession number: P86090

Entry history

Integrated into UniProtKB/Swiss-Prot:	February 10, 2009
Last sequence update:	February 10, 2009
Last modified:	March 24, 2009
This is version 2 of the entry and version 1 of the sequence. [Complete history]

Entry status

Reviewed (UniProtKB/Swiss-Prot)

Annotation project

PPAP (Plant Proteome Annotation Project)