Qr Energy LP announced that it has signed a definitive agreement to acquire oil and natural gas properties from its sponsor, Quantum Resources Fund (QRF) for a purchase price of $577 million. The transaction consists of the issuance by Qr Energy to QRF of $350 million of Convertible Preferred Units and cash of $227 million from borrowings under Qr Energy's existing bank credit facility, subject to lender approval of an increase in the facility's borrowing base. The transaction is expected to close on or about October 1, 2011. QR Energy estimates that the acquisition properties contain approximately 37.1 MMBoe of proved reserves as of October 1, 2011, based on internal estimates using spot oil and natural gas prices as of September 2, 2011 ($86.48/Bbl and $3.87/MMBtu). The proved reserves are 65% proved developed and contain 41% liquids. Operations include 1,574 gross and 960 net wells on approximately 109,305 net acres concentrated in Texas, Oklahoma and New Mexico. They provide numerous low risk development opportunities.