>> CN3 file

CN3 file format description

Many people share .cn3 files without attaching instructions on how to use it. Yet it isn’t evident for everyone which program a .cn3 file can be edited, converted or printed with. On this page, we try to provide assistance for handling .cn3 files.

1 filename extension(s) found in our database.

.cn3 - Cn3D Data

The CN3 configuration files are related to Cn3D. The CN3 file is a Cn3D Data. Cn3D (see in 3D) is a helper application for your web browser that allows you to view 3-dimensional structures from NCBI's Entrez Structure database.

Configuration files
- / -
Cn3D Data related extensions:
ThinAnywhere Configuration
Embarcadero License Configuration
Oracle VM VirtualBox VM Settings Backup
eFiler Configuration
OSLay Parameters Data
Bitvise SSH Client Profile

Naturally, other applications may also use the .cn3 file extension. Even harmful programs can create .cn3 files. Be especially cautious with .cn3 files coming from an unknown source!

Can't open a .cn3 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 .cn3 file extension is often given incorrectly!

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

c3, cb3, cg3, ch3, cm3, cn, cne, cnr, cnw, dn3, fn3, n3, nc3, sn3

Is it possible that the filename extension is misspelled?

Similar file extensions in our database:

Eudemons Online 3D Model
netCDF Data
CaseMap 3 Data
Samsung Kies 2 Backup Data
DSC Crossover Network Tuning Data
RMCProfile Nitrogen Carbon Neighbours Data

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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