[R] how to download pdb structure files?

[Ben Bolker]

Baoqiang Cao-2 wrote:
> 
> Dear All,
> 
> I'd like to know if there is anyway to download a certain structure file
> from http://www.pdb.org/. I tried the following but failed:
> 
> tmp <-
> download.file(url="ftp://ftp.wwpdb.org/pub/pdb/data/structures/all/pdb",
> destfile="pdb100d.ent.gz")
> 
> trying URL 'ftp://ftp.wwpdb.org/pub/pdb/data/structures/all/pdb'
> Error in download.file(url =
> "ftp://ftp.wwpdb.org/pub/pdb/data/structures/all/pdb",  : 
>         cannot open URL
> 'ftp://ftp.wwpdb.org/pub/pdb/data/structures/all/pdb'
> 
> Any tips to fix it please? Thanks in advance.
> 
> Best,
> Baoqiang
> 

  I don't know that this is possible within R.  I would try obtaining wget
and using
wget -r to fetch the files ...

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