EXHIBIT 4.1 CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM We consent to the reference to our firm under the caption "Experts-Independent Registered Public Accounting Firm" and to the use of our report dated January 4, 2007 in the Amendment No. 2 to the Registration Statement (File No. 333-135617) and related Prospectus of Claymore Securities Defined Portfolios, Series 314. /s/ Grant Thornton LLP GRANT THORNTON LLP Chicago, Illinois January 4, 2007