Twin directories of s7:

[DIR]  ftp://ftp.earth.ox.ac.uk/pub/nickb/s7/
[DIR]  ftp://ftp.rus.ru/support/sysboard/asus/s7/
[DIR]  ftp://ftp.win.tue.nl/pub/mirror/unix-archive/UnixArchive/PDP-11/Trees/V6/usr/source/s7/
[DIR]  ftp://ftp.embl-heidelberg.de/pub/databases/pdb_mirror/current/uncompressed/s7/
[DIR]  ftp://ftp.embl-heidelberg.de/pub/databases/pdb_mirror/current/compressed2/s7/
[DIR]  ftp://ftp.embl-heidelberg.de/pub/databases/pdb_mirror/current/compressed/s7/
[DIR]  ftp://ftp.padua.org/pub/bsd/UnixArchive/PDP-11/Trees/V6/usr/source/s7/
[DIR]  ftp://ftp.eimb.ru/pdb/s7/
[DIR]  ftp://ftp.berlios.de/pub/pplt/s7/
[DIR]  ftp://194.199.20.114/linux/5/sourceforge/s/s7/
[DIR]  ftp://ftp.mech.kth.se/pub/natalya/ExpNK0802/s7/
[DIR]  ftp://ftp.cmbi.kun.nl/pub/molbio/data/pdb_redo/s7/
[DIR]  ftp://ftp.jrc.es/pub/users/nemryfr/Results sent 081114/s7/
[DIR]  ftp://iff companion.info/pub/users/nemryfr/Results sent 081114/s7/
[DIR]  ftp://ftp.math.ethz.ch/hg/users/fey/NuMaI/s7/
[DIR]  ftp://ftp.rcsb.org/pub/pdb/data/structures/divided/structure_factors/s7/
[DIR]  ftp://ftp.rcsb.org/pub/pdb/data/structures/obsolete/XML/s7/
[DIR]  ftp://ftp.rcsb.org/pub/pdb/data/structures/obsolete/mmCIF/s7/
[DIR]  ftp://ftp.rcsb.org/pub/pdb/data/structures/obsolete/pdb/s7/
[DIR]  ftp://ftp.rcsb.org/pub/pdb/data/structures/obsolete/structure_factors/s7/
[DIR]  ftp://ftp.rcsb.org/pub/pdb/data/structures/divided/pdb/s7/
[DIR]  ftp://ftp.rcsb.org/pub/pdb/data/structures/divided/mmCIF/s7/
[DIR]  ftp://ftp.rcsb.org/pub/pdb/data/structures/divided/nmr_restraints/s7/
[DIR]  ftp://ftp.rcsb.org/pub/pdb/data/structures/divided/XML-noatom/s7/
[DIR]  ftp://ftp.rcsb.org/pub/pdb/data/structures/divided/XML-extatom/s7/
[DIR]  ftp://ftp.rcsb.org/pub/pdb/data/structures/divided/XML/s7/
[DIR]  ftp://ftp.rcsb.org/pub/pdb/data/biounit/coordinates/divided/s7/
[DIR]  ftp://ftp.uvsq.fr/pub/tuhs/PDP-11/Trees/V6/usr/source/s7/
[DIR]  ftp://ftp.math.utah.edu/pub/mirrors/minnie.tuhs.org/PDP-11/Trees/V6/usr/source/s7/
[DIR]  ftp://ftp.usa.openbsd.org/pub/OpenBSD/distfiles/sha1/s7/
[DIR]  ftp://ftp.ebi.ac.uk/pub/databases/rcsb/pdb-remediated/data/structures/obsolete/structure_factors/s7/
[DIR]  ftp://ftp.ebi.ac.uk/pub/databases/rcsb/pdb-remediated/data/structures/obsolete/pdb/s7/
[DIR]  ftp://ftp.ebi.ac.uk/pub/databases/rcsb/pdb-remediated/data/structures/divided/structure_factors/s7/
[DIR]  ftp://ftp.ebi.ac.uk/pub/databases/rcsb/pdb-remediated/data/structures/obsolete/XML/s7/
[DIR]  ftp://ftp.ebi.ac.uk/pub/databases/rcsb/pdb-remediated/data/structures/obsolete/mmCIF/s7/
[DIR]  ftp://ftp.ebi.ac.uk/pub/databases/rcsb/pdb-remediated/data/structures/divided/pdb/s7/
[DIR]  ftp://ftp.ebi.ac.uk/pub/databases/rcsb/pdb-remediated/data/structures/divided/nmr_restraints/s7/
[DIR]  ftp://ftp.ebi.ac.uk/pub/databases/rcsb/pdb-remediated/data/structures/divided/mmCIF/s7/
[DIR]  ftp://ftp.ebi.ac.uk/pub/databases/rcsb/pdb-remediated/data/structures/divided/XML-noatom/s7/
[DIR]  ftp://ftp.ebi.ac.uk/pub/databases/rcsb/pdb-remediated/data/structures/divided/XML-extatom/s7/
[DIR]  ftp://ftp.ebi.ac.uk/pub/databases/rcsb/pdb-remediated/data/structures/divided/XML/s7/
[DIR]  ftp://ftp.ebi.ac.uk/pub/databases/rcsb/pdb-remediated/data/biounit/coordinates/divided/s7/
[DIR]  ftp://ftp.ebi.ac.uk/pub/databases/rcsb/pdb/data/structures/obsolete/pdb/s7/
[DIR]  ftp://ftp.ebi.ac.uk/pub/databases/rcsb/pdb/data/structures/obsolete/structure_factors/s7/
[DIR]  ftp://ftp.ebi.ac.uk/pub/databases/rcsb/pdb/data/structures/divided/structure_factors/s7/
[DIR]  ftp://ftp.ebi.ac.uk/pub/databases/rcsb/pdb/data/structures/obsolete/XML/s7/
[DIR]  ftp://ftp.ebi.ac.uk/pub/databases/rcsb/pdb/data/structures/obsolete/mmCIF/s7/
[DIR]  ftp://ftp.ebi.ac.uk/pub/databases/rcsb/pdb/data/structures/divided/pdb/s7/
[DIR]  ftp://ftp.ebi.ac.uk/pub/databases/rcsb/pdb/data/structures/divided/mmCIF/s7/
[DIR]  ftp://ftp.ebi.ac.uk/pub/databases/rcsb/pdb/data/structures/divided/nmr_restraints/s7/