SAP ABAP Table SINOBJATTR (SAPoffice: Possible attributes of API2) is using

• Data Element (123)
• Table (4)

#	Object Type	Object Name	Object Description	Note
1	Table	SINOBJ	SAPBPT: Inbox
2	Table	T000	Clients
3	Table	T002	Language Keys (Component BC-I18)
4	Table	TSINI	SAPBPT: Valid classes in integrated inbox