>> NP3 file

NP3 file format description

Many people share .np3 files without attaching instructions on how to use it. Yet it isn’t evident for everyone which program a .np3 file can be edited, converted or printed with. On this page, we try to provide assistance for handling .np3 files.

1 filename extension(s) found in our database.

.np3 - NP3 Compressed Nucleotide Database

NP3 file is a NP3 Compressed Nucleotide Database. NP3 is a nucleotide database compression algorithm which takes advantage of the redundancy among sequences in genomic databases.

Data files
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NP3 Compressed Nucleotide Database related extensions:
MainLog Data
Datamass Ag Data
Wing Helper Design Document
Wanvas Data
Farmworks Voyager Grain Data
Borland Turbo Profiler Help Data

Naturally, other applications may also use the .np3 file extension. Even harmful programs can create .np3 files. Be especially cautious with .np3 files coming from an unknown source!

Can't open a .np3 file?

When you double-click a file to open it, Windows examines the filename extension. If Windows recognizes the filename extension, it opens the file in the program that is associated with that filename extension. When Windows does not recognize a filename extension, you receive the following message:

Windows can't open this file:


To open this file, Windows needs to know what program you want to use to open it. Windows can go online to look it up automatically, or you can manually select one from a list of programs that are installed on your computer.

To avoid this error, you need to set the file association correctly.

The .np3 file extension is often given incorrectly!

According to the searches on our site, these misspellings were the most common in the past year:

bp3, gp3, mp3, n3, np, npe, npr, npw, p3

Is it possible that the filename extension is misspelled?

Similar file extensions in our database:

SmartWare Project Backup
Guitar Pro Tabulature
MPEG Audio Layer 3 File
Gerber Internal Plane Layer 1 Data
nPassword Database File
Notation3 Document

Operating systems currently supports the following operating systems:

Windows XP/Vista, Windows 7/8, Windows 10, CentOS, Debian GNU/Linux, Ubuntu Linux, FreeBSD, Mac OS X, iOS, Android

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