Displaying Account Master Data 
Use
From the line item list, you can also display the account master data. This applies for the following master data:
G/L Account Master Data
Customer Master Data
Vendor Master Data
Procedure
To display account master data, proceed as follows:
The system displays the master data for the account specified.
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In the Classic line item display, you can also display information about the account. This information includes, for example, the company code and the currency. Choose Environment ® Master record information.
The system displays this brief information according to a layout defined in Customizing. You can copy and modify this layout so that other or additional master record fields are displayed.