readPDB {Rcpi} | R Documentation

## Read Protein Sequences in PDB Format

### Description

Read Protein Sequences in PDB Format

### Usage

    readPDB(file = system.file("protseq/4HHB.pdb", package = "Rcpi"))

### Arguments

`file` | The name of the file which the sequences in PDB format are to be read from. If it does not contain an absolute or relative path, the file name is relative to the current working directory, `getwd`. The default here is to read the `4HHB.PDB` file which is present in the `protseq` directory of the Rcpi package.

### Details

This function reads protein sequences in PDB (Protein Data Bank) format, and return the amino acid sequences represented by single-letter code.

### Value

A character vector, representing the amino acid sequence of the single-letter code.

### Author(s)

Nan Xiao <https://nanx.me>

### References

Protein Data Bank Contents Guide: Atomic Coordinate Entry Format Description, Version 3.30. Accessed 2013-06-26. ftp://ftp.wwpdb.org/pub/pdb/doc/format_descriptions/Format_v33_Letter.pdf

### See Also

See `readFASTA` for reading protein sequences in FASTA format.

### Examples

    Seq4HHB = readPDB(system.file('protseq/4HHB.pdb', package = 'Rcpi'))
    Seq4HHB

[Package Rcpi version 1.30.0 Index]