2.12 Glossary of Syntactic Terms
- A description of a set of atoms. See Atom Selection, for the
- A character
- The delimiter - a single character which is used to mark
the end of a portion of a command. Initially, it is a
dollar sign but can be changed using the DELIM command,
see Delim Command. It should be noted that the
delimiter cannot be a character within any string it is
supposed to delimit.
- Two delimiters concatenated together with no space in between.
- An integer.
- IUPAC name for an atom. Initially specified in the
residue topology file.
- A word, see below, serving to identify some option.
A word, see below, serving to identify an object.
- A table property which is syntactically a string.
See Building Tables,
and a description of dynamical properties,
see Dynamical Table Properties.
- equivalent to real real integer. The first real is the
minimum value in the range, the second number is the
maximum value in the range, and the third number gives
the number of interval, i.e. lines or columns.
- A real number. No decimal point is required for the
number to be interpreted correctly.
- Residue identifier (a string of up to 4 characters).
- Residue name.
- Segment identifier (a string of up to 4 characters).
- An ordered set of characters.
- A string which is a tag, i.e. no embedded spaces.
- A series of 1 to 10 lines of text (max 80 characters per line)
terminated by a line which has an asterisk `*' as the first
character. Used for commenting files.
- A string with no blanks
- An integer which is a Fortran unit number.