SERVICER APPOINTMENT, ASSUMPTION AND AMENDMENT AGREEMENT (SERVICING CONTRACT)Pooling and Servicing Agreement • November 7th, 2007 • Deutsche Alt-B Securities Mortgage Loan Trust, Series 2007-Ab1 • Asset-backed securities • New York
Contract Type FiledNovember 7th, 2007 Company Industry JurisdictionTHIS SERVICER APPOINTMENT, ASSUMPTION AND AMENDMENT AGREEMENT (SERVICING CONTRACT) (this “Agreement”), dated as of November 1, 2007, is by and among Deutsche Alt-A Securities, Inc., as depositor (the “Depositor”), DB Structured Products, Inc., as sponsor (the “Sponsor”), MidFirst Bank, as a servicer (“MidFirst”), Wells Fargo Bank, National Association, as master servicer (the “Master Servicer”) and securities administrator (the “Securities Administrator”), and HSBC Bank USA, National Association, as trustee (the “Trustee”), and is acknowledged and agreed to by GMAC Mortgage, LLC (“GMACM”).