Detailed Peptide Information
This page shows detailed information of individual peptides present in PlantPepDB database. The page is majorly divided into 3 sections. The first sections contains primary information like peptide activity, source, sequence, etc. In the secondary information section user can access the tertiary structure as well as the physico-chemical properties by clicking the respective links. Further there is also link of the source database and research article from which the peptide data is retrieved. Download the information by clicking
| Primary Information |
|---|
| PPepDB ID | PPepDB_4048 |
| Peptide Name | BGAL4_ARATH |
| PMID(s) | --NA-- |
| Plant Source (Scientific Name) | Arabidopsis thaliana |
| Plant Source (Common Name) | Mouse-ear cress |
| Plant Family | Brassicaceae |
| Peptide Family | --NA-- |
| Peptide Function | Signaling-peptide |
| Peptide Function Description | Apoplast; Complete proteome; Glycoprotein; Glycosidase; Hydrolase; Secreted; Signal | Beta-galactosidase 4 precursor (EC 3.2.1.23) (Lactase 4).Secreted, extracellular space, apoplast (Probable). |
| Activity Against | --NA-- |
| IC50 value | --NA-- |
| Sequence | AAMKKFTEKIVWMMKAEKLFQTQGGPIILAQIENEYGPVEWEIGAPGKAYALHVFVNGQLSGTAYGGLDHPKLTFSQKIKLHAGVNKIALLSVAVGLPNVDATVTSLGAKQEAYVFWSKSSCAAFLSNKDENSAARVLFRGFPYDLPPWSFARNGLVEQISMTWDKSDYFWYITDITIGSGETFLKTGDSPLLTVMSAGHFDRTAGEFMASSYDYDAPLDEYGLPREPKYSHLKALHKAIKLSEPALLSAGTHFEQWNKGVLGPVTLKGVNSGTWDMSKWKWSYKIGVKGEALSLHTNTEHYPRSTPEMWPGLIQKAKEGGLDVIETYVFWNGHEPSPGQYYFGDRYDLVKFIKLVHQAGLYVNLRIGPYVCAEWNFGGFPVWLKFVPGMAFRTDNEPFKMVLNFRDKSCIFLAILCCLSLSCIVKASVSYDRKAVIINGQRRILLSGSIMWTENWTGWYTDFGGAVPYRPVEDIAYSVARFIQKGGSLVNYYMYHGGTNRNIGRHWPAYKAQGSCGRCNYAGTFDAKKCLSNCGEASQRWYHVPRSWLKSQNLIVVFEELGGDPNGISLVKRTSSGVRWTQGSFVAKKQPLTWYKSTFATPAGNEPLALDMNTMGKGQVWINGTKWVAQMALGLSTGVPWIMCKQEDAPGPIIDTCNGYYCEDFKPNSINKPKVSILPDCKTEVYNTAKVNAPSVHRNMVPTGTKFSWGSFNEATPTANEAGT |
| Sequence Length | 724 |
| Validation | Experimental evidence at protein level |
| Average Molecular Weight (Da) | 80591.19 |
| Monoisotopic Molecular Weight (Da) | 80539.35 |
| Isoelectric Point (pI) | 8.88 |
| Method / Extraction | --NA-- |
| External links (Uniprot, PDB and Source Information Database) |
|---|
| Uniprot | Q9SCV8 |
| NCBI | --NA-- |
| EMBL | AJ270300 |
| Link to Source Databases | SPdb24846 |
|---|
| Addtional Information | FUNCTION:Preferentially hydrolyzes para-nitrophenyl-beta-D- galactoside. Can hydrolyzes para-nitrophenyl-beta-D-fucoside with 5 time less efficiency.CATALYTIC ACTIVITY:Hydrolysis of terminal non-reducing beta-D- galactose residues in beta-D-galactosides.BIOPHYSICOCHEMICAL PROPERTIES:Kinetic parameters: KM=3.4 uM for para-nitrophenyl-beta-D-galactoside; KM=2.2 uM for ortho-nitrophenyl-beta-D-galactoside; Vmax=467 nmol/sec/mg enzyme with para-nitrophenyl-beta-D- galactoside as substrate; Vmax=1630 nmol/sec/mg enzyme with ortho-nitrophenyl-beta-D- galactoside as substrate; Note=Measured at pH 4.5 and 37 degrees Celsius for all experiments;TISSUE SPECIFICITY:Ubiquitous, with higher expression levels in roots and siliques.INDUCTION:By sugar starvation and exposure to darkness for 24 hours.SIMILARITY:Belongs to the glycosyl hydrolase 35 family. |
