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Published on: November 7, 2018
HCVDB: hepatitis C virus sequences database
Christophe Combet1, François Penin, Christophe Geourjon
1Institut de Biologie et Chimie des Protéines, UMR 5086, CNRS/UCBL, IFR128 Biosciences Lyon-Gerland, 7 passage du Vercors, 69367 Lyon Cedex 07, France.
Insights
Hepatitis C virus (HCV) researchers can now access HCVDB, a specialized database simplifying the retrieval, annotation, and analysis of over 30,000 HCV sequences. This automated database enhances data consistency and integrates analysis tools for improved research.
Area of Science:
- Bioinformatics
- Virology
- Genomics
Background:
- Over 30,000 hepatitis C virus (HCV) sequences are available in generalist databases.
- Retrieval, annotation, and analysis of these HCV sequences present significant challenges for researchers.
- Existing databases lack specialized tools for efficient HCV data management.
Purpose of the Study:
- To develop a specialized, computer-annotated database for hepatitis C virus (HCV) sequences.
- To address the difficulties in retrieving, annotating, and analyzing large volumes of HCV sequence data.
- To provide HCV researchers with improved tools for sequence analysis and data management.
Main Methods:
- Developed HCVDB, a specialized database of computer-annotated HCV sequences.
- Automated monthly rebuilding of HCVDB from the EMBL database.
- Integrated HCVDB with sequence and structure analysis tools and the SRS (LION bioscience) keyword query system.
Main Results:
- HCVDB provides key data including genotype, genomic region, protein functions, and 3D structures for HCV sequences.
- Ensured consistency of annotations, enabling reliable keyword queries.
- Facilitated extraction of specific sequence subsets and analysis using integrated bioinformatics programs.
Conclusions:
- HCVDB offers a valuable resource for hepatitis C virus (HCV) researchers by streamlining data access and analysis.
- The specialized database improves the efficiency and reliability of HCV sequence research.
- HCVDB enhances the capabilities for analyzing large-scale viral sequence data.
Unlabelled:
To date, more than 30 000 hepatitis C virus (HCV) sequences have been deposited in the generalist databases DNA Data Bank of Japan (DDBJ), EMBL Nucleotide Sequence Database (EMBL) and GenBank. The main difficulties with HCV sequences in these databases are their retrieval, annotation and analyses. To help HCV researchers face the increasing needs of HCV sequence analyses, we developed a specialised database of computer-annotated HCV sequences, called HCVDB. HCVDB is re-built every month from an up-to-date EMBL database by an automated process. HCVDB provides key data about the HCV sequences (e.g. genotype, genomic region, protein names and functions, known 3-dimensional structures) and ensures consistency of the annotations, which enables reliable keyword queries. The database is highly integrated with sequence and structure analysis tools and the SRS (LION bioscience) keywords query system. Thus, any user can extract subsets of sequences matching particular criteria or enter their own sequences and analyse them with various bioinformatics programs available on the same server.
Availability:
HCVDB is available from http://hepatitis.ibcp.fr.
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