ls command

[Paul Gerber]

RHEL5: The following two commands give different answers (Written by  
Richard Stallman and David MacKenzie). Is that intended?

Best regards,  Paul Gerber
/bin/ls *.pdb

1fkn.pdb water_cluster.pdb

/bin/ls  *.pdb *.pdb.Z *.pdb.gz
/bin/ls: No match