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Protein

Acidic endochitinase P

Gene
N/A
Organism
Nicotiana tabacum (Common tobacco)
Status
Reviewed-Annotation score: Annotation score: 3 out of 5-Experimental evidence at protein leveli

Functioni

Defense against chitin-containing fungal pathogens.

Catalytic activityi

Random endo-hydrolysis of N-acetyl-beta-D-glucosaminide (1->4)-beta-linkages in chitin and chitodextrins.

GO - Molecular functioni

GO - Biological processi

Keywordsi

Molecular functionGlycosidase, Hydrolase, Pathogenesis-related protein
Biological processCarbohydrate metabolism, Chitin degradation, Plant defense, Polysaccharide degradation

Protein family/group databases

CAZyiGH19. Glycoside Hydrolase Family 19.

Names & Taxonomyi

Protein namesi
Recommended name:
Acidic endochitinase P (EC:3.2.1.14)
Alternative name(s):
Pathogenesis-related protein P
Short name:
PR-P
OrganismiNicotiana tabacum (Common tobacco)
Taxonomic identifieri4097 [NCBI]
Taxonomic lineageiEukaryotaViridiplantaeStreptophytaEmbryophytaTracheophytaSpermatophytaMagnoliophytaeudicotyledonsGunneridaePentapetalaeasteridslamiidsSolanalesSolanaceaeNicotianoideaeNicotianeaeNicotiana
Proteomesi
  • UP000084051 Componenti: Genome assembly

Subcellular locationi

  • Secreted

  • Note: Extracellular fluid from leaves.

GO - Cellular componenti

Keywords - Cellular componenti

Secreted

PTM / Processingi

Molecule processing

Feature keyPosition(s)DescriptionActionsGraphical viewLength
Signal peptidei1 – 24Add BLAST24
ChainiPRO_000000533625 – 253Acidic endochitinase PAdd BLAST229

Amino acid modifications

Feature keyPosition(s)DescriptionActionsGraphical viewLength
Disulfide bondi212 ↔ 244By similarity

Keywords - PTMi

Disulfide bond

Proteomic databases

PRIDEiP17513.

Expressioni

Inductioni

By TMV infection.

Structurei

3D structure databases

ProteinModelPortaliP17513.
SMRiP17513.
ModBaseiSearch...
MobiDBiSearch...

Family & Domainsi

Sequence similaritiesi

Keywords - Domaini

Signal

Family and domain databases

CDDicd00325. chitinase_glyco_hydro_19. 1 hit.
InterProiView protein in InterPro
IPR016283. Glyco_hydro_19.
IPR000726. Glyco_hydro_19_cat.
IPR023346. Lysozyme-like_dom.
PfamiView protein in Pfam
PF00182. Glyco_hydro_19. 1 hit.
PIRSFiPIRSF001060. Endochitinase. 1 hit.
SUPFAMiSSF53955. SSF53955. 1 hit.
PROSITEiView protein in PROSITE
PS00773. CHITINASE_19_1. 1 hit.
PS00774. CHITINASE_19_2. 1 hit.

Sequencei

Sequence statusi: Complete.

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

P17513-1 [UniParc]FASTAAdd to basket

« Hide

        10         20         30         40         50
MEFSGSPLTL FCCVFFLFLT GSLAQGIGSI VTNDLFNEML KNRNDGRCPA
60 70 80 90 100
NGFYTYDAFI AAANSFPGFG TSGDDTARRK EIAAFFGQTS HETTGGSLSA
110 120 130 140 150
EPFTGGYCFV RQNDQSDRYY GRGPIQLTNQ NNYEKAGNAI RQDLVNNPDL
160 170 180 190 200
VATDATISFK TAIWFWMTPQ DNKPSSHDVI IGSWTPSAAD QSANRAPGCG
210 220 230 240 250
VITNIINGGI ECGVGPNAAV EDRIGYYRRY CGMLNVAPGD NLDCYNQRNF

AQG
Length:253
Mass (Da):27,469
Last modified:August 1, 1990 - v1
Checksum:iAA49930C0A0C3E50
GO

Natural variant

Feature keyPosition(s)DescriptionActionsGraphical viewLength
Natural varianti199C → Y in strain: cv. Samsun. 1

Sequence databases

Select the link destinations:
EMBLi
GenBanki
DDBJi
Links Updated
M29869 mRNA. Translation: AAA34106.1.
X51426 mRNA. Translation: CAA35790.1.
PIRiA34801.
S20737.
RefSeqiXP_016446027.1. XM_016590541.1.
UniGeneiNta.3494.

Genome annotation databases

GeneIDi107771200.
KEGGinta:107771200.

Similar proteinsi

Entry informationi

Entry nameiCHIP_TOBAC
AccessioniPrimary (citable) accession number: P17513
Entry historyiIntegrated into UniProtKB/Swiss-Prot: August 1, 1990
Last sequence update: August 1, 1990
Last modified: May 10, 2017
This is version 99 of the entry and version 1 of the sequence. See complete history.
Entry statusiReviewed (UniProtKB/Swiss-Prot)
Annotation programPlant Protein Annotation Program

Miscellaneousi

Keywords - Technical termi

Complete proteome, Direct protein sequencing, Reference proteome

Documents

  1. Glycosyl hydrolases
    Classification of glycosyl hydrolase families and list of entries
  2. SIMILARITY comments
    Index of protein domains and families