EXHIBIT 4.5.1 TRUST AGREEMENT, DATED AS OF SEPTEMBER 1, 2002, BETWEEN GS MORTGAGE SECURITIES CORP. AND JPMORGAN CHASE BANK GSR MORTGAGE LOAN TRUST 2002-9 MORTGAGE PASS-THROUGH CERTIFICATES SERIES 2002-9 TRUST AGREEMENT among GS MORTGAGE SECURITIES...Trust Agreement • October 15th, 2002 • Gs Mortgage Sec Corp Mort Pass THR Cert Ser 2002-9 • Asset-backed securities • New York
