Reviewed, UniProtKB/Swiss-Prot P86081 (CHI1_CAPCH)

Names and origin

Protein names	Recommended name:     Endochitinase 1     EC=3.2.1.14
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	44 AA.
Sequence status	Fragments.
Sequence processing	The displayed sequence is not processed.
Protein existence	Evidence at protein level.

General annotation (Comments)

Function	Defense against chitin containing fungal pathogens.
Catalytic activity	Random hydrolysis of N-acetyl-beta-D-glucosaminide (1->4)-beta-linkages in chitin and chitodextrins. UniProtKB P24091
Sequence similarities	Belongs to the glycosyl hydrolase 19 family. Chitinase class I subfamily.

Ontologies

Keywords
Biological process	Carbohydrate metabolism Chitin degradation Plant defense Polysaccharide degradation
Molecular function	Glycosidase Hydrolase
PTM	Hydroxylation
Technical term	Direct protein sequencing
Gene Ontology (GO)
Biological process	cell wall macromolecule catabolic process Inferred from electronic annotation. Source: InterPro chitin catabolic process Inferred from electronic annotation. Source: UniProtKB-KW defense response Inferred from electronic annotation. Source: UniProtKB-KW
Molecular function	chitinase activity Inferred from electronic annotation. Source: EC
Complete GO annotation...

Sequence annotation (Features)

	Feature key	Position(s)	Length	Description	Graphical view	Feature identifier
Molecule processing
	Chain	‹1 – ›44	›44	Endochitinase 1		PRO_0000362988
Experimental info
	Sequence uncertainty	3	1	F or M Ref.1
	Sequence uncertainty	9	1	F or M Ref.1
	Sequence uncertainty	10	1	I or L Ref.1
	Sequence uncertainty	14	1	K or Q Ref.1
	Sequence uncertainty	16	1	F or M Ref.1
	Sequence uncertainty	19	1	F or M Ref.1
	Sequence uncertainty	31	1	I or L Ref.1
	Sequence uncertainty	32	1	Q or K Ref.1
	Sequence uncertainty	33	1	I or L Ref.1
	Non-adjacent residues	28 – 29	2
	Non-terminal residue	1	1
	Non-terminal residue	44	1

Sequences

	Sequence		Length	Mass (Da)
	P86081-1 [UniParc]. Last modified February 10, 2009. Version 1. Checksum: A03670FA73AD88D4	FASTA	44	4,802
	10 20 30 40 NNFYSYNAFI TAAKSFPGFG TTGDTAVRGP IQISYNYNYG PCGR

References

[1]	Gomez Ros L.V., Almagro L., Ros Barcelo A., Pedreno M.A. Submitted (JUL-2008) to UniProtKB Cited for: PROTEIN SEQUENCE.

Cross-references

3D structure databases
ModBase	Search...
Family and domain databases
InterPro	IPR000726. Glyco_hydro_19_cat. [Graphical view]
PANTHER	PTHR22595. Glyco_hydro_19_cat. 1 hit.
Pfam	PF00182. Glyco_hydro_19. 2 hits. [Graphical view]
ProDom	PD354900. Glyco_hydro_19. 1 hit. [Graphical view] [Entries sharing at least one domain]
PROSITE	PS00773. CHITINASE_19_1. Partial match. PS00774. CHITINASE_19_2. Partial match. [Graphical view]
ProtoNet	Search...

Entry information

Entry name

CHI1_CAPCH

Accession

Primary (citable) accession number: P86081

Entry history

Integrated into UniProtKB/Swiss-Prot:	February 10, 2009
Last sequence update:	February 10, 2009
Last modified:	September 22, 2009
This is version 6 of the entry and version 1 of the sequence. [Complete history]

Entry status

Reviewed (UniProtKB/Swiss-Prot)

Annotation project

PPAP (Plant Proteome Annotation Project)