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CAZyme Information: ASPNIDRAFT2_1086727-t41_1-p1

You are here: Home > Sequence: ASPNIDRAFT2_1086727-t41_1-p1

Basic Information | Genomic context | Full Sequence | Enzyme annotations |  CAZy signature domains |  CDD domains | CAZyme hits | PDB hits | Swiss-Prot hits | SignalP and Lipop annotations | TMHMM annotations

Basic Information help

Species Aspergillus niger
Lineage Ascomycota; Eurotiomycetes; ; Aspergillaceae; Aspergillus; Aspergillus niger
CAZyme ID ASPNIDRAFT2_1086727-t41_1-p1
CAZy Family AA3
CAZyme Description Carbohydrate-Binding Module Family 18 / Glycoside Hydrolase Family 18 protein
CAZyme Property
Protein Length CGC Molecular Weight Isoelectric Point
1747 194365.33 4.5674
Genome Property
Genome Version/Assembly ID Genes Strain NCBI Taxon ID Non Protein Coding Genes Protein Coding Genes
FungiDB-61_AnigerATCC1015 11910 380704 6 11904
Gene Location

Full Sequence      Download help

Enzyme Prediction      help

No EC number prediction in ASPNIDRAFT2_1086727-t41_1-p1.

CAZyme Signature Domains help

Family Start End Evalue family coverage
GH18 133 469 1.1e-65 0.9493243243243243

CDD Domains      download full data without filtering help

Cdd ID Domain E-Value qStart qEnd sStart sEnd Domain Description
119351 GH18_chitolectin_chitotriosidase 6.53e-80 157 465 23 342
This conserved domain family includes a large number of catalytically inactive chitinase-like lectins (chitolectins) including YKL-39, YKL-40 (HCGP39), YM1, oviductin, and AMCase (acidic mammalian chitinase), as well as catalytically active chitotriosidases. The conserved domain is an eight-stranded alpha/beta barrel fold belonging to the family 18 glycosyl hydrolases. The fold has a pronounced active-site cleft at the C-terminal end of the beta-barrel. The chitolectins lack a key active site glutamate (the proton donor required for hydrolytic activity) but retain highly conserved residues involved in oligosaccharide binding. Chitotriosidase is a chitinolytic enzyme expressed in maturing macrophages, which suggests that it plays a part in antimicrobial defense. Chitotriosidase hydrolyzes chitotriose, as well as colloidal chitin to yield chitobiose and is therefore considered an exochitinase. Chitotriosidase occurs in two major forms, the large form being converted to the small form by either RNA or post-translational processing. Although the small form, containing the chitinase domain alone, is sufficient for the chitinolytic activity, the additional C-terminal chitin-binding domain of the large form plays a role in processing colloidal chitin. The chitotriosidase gene is nonessential in humans, as about 35% of the population are heterozygous and 6% homozygous for an inactivated form of the gene. HCGP39 is a 39-kDa human cartilage glycoprotein thought to play a role in connective tissue remodeling and defense against pathogens.
214753 Glyco_18 5.01e-78 133 464 1 334
Glyco_18 domain.
119357 GH18_zymocin_alpha 7.21e-73 133 462 1 343
Zymocin, alpha subunit. Zymocin is a heterotrimeric enzyme that inhibits yeast cell cycle progression. The zymocin alpha subunit has a chitinase activity that is essential for holoenzyme action from the cell exterior while the gamma subunit contains the intracellular toxin responsible for G1 phase cell cycle arrest. The zymocin alpha and beta subunits are thought to act from the cell's exterior by docking to the cell wall-associated chitin, thus mediating gamma-toxin translocation. The alpha subunit has an eight-stranded TIM barrel fold similar to that of family 18 glycosyl hydrolases such as hevamine, chitolectin, and chitobiase.
395573 Glyco_hydro_18 1.13e-69 133 464 1 307
Glycosyl hydrolases family 18.
119365 GH18_chitinase 1.82e-59 135 464 2 322
The GH18 (glycosyl hydrolases, family 18) type II chitinases hydrolyze chitin, an abundant polymer of N-acetylglucosamine and have been identified in bacteria, fungi, insects, plants, viruses, and protozoan parasites. The structure of this domain is an eight-stranded alpha/beta barrel with a pronounced active-site cleft at the C-terminal end of the beta-barrel.

CAZyme Hits      help

Hit ID E-Value Query Start Query End Hit Start Hit End
0.0 8 1742 17 1753
0.0 1 1743 10 1770
0.0 111 1745 37 1634
0.0 111 1745 37 1634
0.0 110 1747 62 1829

PDB Hits      download full data without filtering help

Hit ID E-Value Query Start Query End Hit Start Hit End Description
3.33e-48 152 465 114 439
Crystal structure of a insect group III chitinase (CAD1) from Ostrinia furnacalis [Ostrinia furnacalis],5WV9_A Crystal structure of a insect group III chitinase complex with (GlcNAc)6 (CAD1-(GlcNAc)6) from Ostrinia furnacalis [Ostrinia furnacalis]
3.71e-47 152 465 114 439
Crystal structure of a mutant insect group III chitinase (CAD1-E217L) from Ostrinia furnacalis [Ostrinia furnacalis],5WVB_A Crystal structure of a mutant insect group III chitinase complex with (GlcNAc)6 (CAD1-E217L-(GlcNAc)6) from Ostrinia furnacalis [Ostrinia furnacalis]
4.38e-47 133 473 8 366
Crystal structure of Ostrinia furnacalis Group I chitinase catalytic domain in complex with reaction products (GlcNAc)2,3 [Ostrinia furnacalis],3WQV_A Crystal structure of Ostrinia furnacalis Group I chitinase catalytic domain in complex with a(GlcN)5 [Ostrinia furnacalis],3WQW_A Crystal structure of Ostrinia furnacalis Group I chitinase catalytic domain in complex with a(GlcN)6 [Ostrinia furnacalis]
1.09e-46 133 473 8 366
Crystal Structure of the Ostrinia furnacalis Group I Chitinase catalytic domain E148Q mutant [Ostrinia furnacalis]
2.72e-46 133 473 8 366
Crystal structure of Ostrinia furnacalis Group I chitinase catalytic domain E148A mutant in complex with a(GlcNAc)2 [Ostrinia furnacalis]

Swiss-Prot Hits      download full data without filtering help

Hit ID E-Value Query Start Query End Hit Start Hit End Description
1.48e-44 133 473 24 382
Endochitinase OS=Manduca sexta OX=7130 PE=2 SV=1
1.14e-42 135 465 25 358
Chitinase-3-like protein 1 OS=Bos taurus OX=9913 GN=CHI3L1 PE=1 SV=3
2.70e-42 135 465 23 356
Chitinase-3-like protein 1 OS=Rattus norvegicus OX=10116 GN=Chi3l1 PE=2 SV=3
3.21e-42 146 465 37 366
Acidic mammalian chitinase OS=Mus musculus OX=10090 GN=Chia PE=1 SV=2
3.21e-42 146 465 37 366
Acidic mammalian chitinase OS=Rattus norvegicus OX=10116 GN=Chia PE=2 SV=1

SignalP and Lipop Annotations help

This protein is predicted as SP

Other SP_Sec_SPI CS Position
0.000209 0.999774 CS pos: 23-24. Pr: 0.9775

TMHMM  Annotations      help

There is no transmembrane helices in ASPNIDRAFT2_1086727-t41_1-p1.