PRTT_COMM_HEAD_COM is a standard SAP Structure so does not store data like a database table does. It can be used to define the fields of other actual tables or to process "Header Communication Structure" Information within sap ABAP programs. This is done by declaring abap internal tables, work areas or database tables based on this Structure. These can then be used to store and process the required data appropriately. i.e. DATA: wa_PRTT_COMM_HEAD_COM TYPE PRTT_COMM_HEAD_COM.
The PRTT_COMM_HEAD_COM table consists of various fields, each holding specific information or linking keys about Header Communication Structure data available in SAP. These include TTE_REQUIRED (Flag: tax calculation via TTE)... See below for full list along with technical details, documentation, text table, check tables, foreign key relationships, conversion routines, relevant tcodes and example ABAP select code etc. .