---
name: "Bio::Restriction::IO::itype2"
section: "3pm"
platform: "linux"
package: "libbio-perl-perl"
version: "1.7.2-3"
release: "Debian 10 (Buster)"
platforms: ["linux"]
url: "https://new.carta.tech/Bio::Restriction::IO::itype2"
---

# Bio::Restriction::IO::itype2(3pm)

itype2 enzyme set

## NAME

Bio::Restriction::IO::itype2 - itype2 enzyme set

## SYNOPSIS

Do not use this module directly.  Use it via the Bio::Restriction::IO class.

## DESCRIPTION

This is tab delimited, entry per line format which is fast to process.

## FEEDBACK

### Mailing Lists

User feedback is an integral part of the evolution of this and other Bioperl modules. Send your comments and suggestions preferably to the Bioperl mailing lists Your participation is much appreciated.

```
  bioperl-l@bioperl.org                  - General discussion
  http://bioperl.org/wiki/Mailing_lists  - About the mailing lists
```

### Support

Please direct usage questions or support issues to the mailing list:

*bioperl-l@bioperl.org*

rather than to the module maintainer directly. Many experienced and  reponsive experts will be able look at the problem and quickly  address it. Please include a thorough description of the problem  with code and data examples if at all possible.

### Reporting Bugs

Report bugs to the Bioperl bug tracking system to help us keep track the bugs and their resolution.  Bug reports can be submitted via the web:

```
  https://github.com/bioperl/bioperl-live/issues
```

## AUTHOR

Rob Edwards, redwards@utmem.edu

## CONTRIBUTORS

Heikki Lehvaslaiho, heikki-at-bioperl-dot-org Mark A. Jensen, maj-at-fortinbras-dot-us

## APPENDIX

The rest of the documentation details each of the object methods. Internal methods are usually preceded with a \_

### read

```
 Title   : read
 Usage   : $renzs = $stream->read
 Function: reads all the restrction enzymes from the stream
 Returns : a Bio::Restriction::IO object
 Args    : none
```

Internally creates a hash of enzyme information which is passed on to  Bio::Restriction::Enzyme::new.

### \_xln\_sub

```
 Title   : _xln_sub
 Function: Translates withrefm coords to Bio::Restriction coords
 Args    : Bio::Restriction::Enzyme object, scalar integer (cut posn)
 Note    : Used internally; pass as a coderef to the B:R::Enzyme
           constructor
```

### write

```
 Title   : write
 Usage   : $stream->write($renzs)
 Function: writes restriction enzymes into the stream
 Returns : 1 for success and 0 for error
 Args    : a Bio::Restriction::Enzyme
           or a Bio::Restriction::EnzymeCollection object
```