need steps to dispaly a Custom field in Portal?

Hello all

We have a requirement of aditional filed( father Name) for PA0002.

In SAP side we added the Field and it is working fine.

now we need this field should be Reflect in Portal.

Please let me know What are all the work we need do in SAPside For Reflecting this field ( father name) in Portal.

Thanks in Advance.

Sandeep