Building. The term “Building” in this Lease will refer to “8560 Katy Freeway, Suite 200 [[Address A:Address]]”, an office/warehouse building situated on a tract of land (“Land”) in the City of Houston and County of Harris, Texas, described in Exhibit A of this Lease, and having a postal address of 8560 Katy Freeway, Suite 200 [[Address A:Address]]. The Land, Complex, Building, the parking areas and garages, any present or future associated walkways, and any other improvements situated in the Complex are sometimes referred to collectively as the “Project”.

Building. Any structure now or hereafter constructed on a Lot which is intended for human occupancy including, without limitation, the eight (8) existing Buildings and contemplated Buildings approved from time to time in accordance with the Development Agreement and Specific Plan.

Building. That certain six (6) story office building located at 1220 Concord Ave., [[Address A:Address]] as generally shown on the Site Plan with approximately 176,613 square feet of Rentable Area.

Dibrell Building. Notwithstanding any provision in the Second Amendment to the contrary, Landlord and Tenant hereby confirm and agree that the total rentable square footage leased by Tenant in the Dibrell Building is 16,701 rentable square, consisting of Suite A-100 of 8,274 rentable square feet, and Suite A-200 of 8,427 rentable square feet.

Building Renovations. Other than as noted in the Work Letter, Landlord has no obligation, and has made no promises, to alter, remodel, improve, renovate, repair or decorate the Premises, Building, or any part thereof. No representations respecting the condition of the Premises or the Building have been made by Landlord to Tenant except as specifically set forth herein or in the Work Letter. Further, after Landlord constructs the Tenant Improvements and during the Lease Term, Landlord may further renovate, improve, alter, or modify the Project and/or the Building (collectively, the "Renovations"). In such event, Landlord shall use commercially reasonable efforts to complete any Renovations in a manner which does not materially, adversely affect Tenant's use of or access to the Premises. Notwithstanding the foregoing, Tenant hereby agrees that such Renovations shall in no way entitle Tenant to any abatement of Rent or other remedies, except as otherwise expressly provided in this Lease. Landlord shall have no responsibility and shall not be liable to Tenant for any injury to or interference with Tenant's business arising from the Renovations, nor shall Tenant be entitled to any compensation or damages from Landlord for loss of the use of the whole or any part of the Premises or of Tenant's personal property or improvements resulting from the Renovations, or for minor inconvenience or annoyance occasioned by such Renovations, except as expressly provided in this Lease.

Building Rules. Exhibit D to the Original Lease is hereby deleted in its entirety and replaced with Exhibit D attached hereto.

Amenity Building. The building identified as the Amenity Building on Exhibit A-11] attached hereto and made a part hereof (“Amenity Building”) and located at 6250 America Center Drive, San Jose, California 95002, containing approximately 21,273 Rentable Square Feet.

Building Generator. Commencing on the Lease Commencement Date, Tenant shall have the right to connect to the Building back-up generator, which Landlord shall install as part of Landlord’s Work (the "Generator"), for Tenant’s Share of the Generator’s capacity (after accounting for any Building Common Area requirements) to provide back-up generator services to the Premises. During the Lease Term, Landlord shall maintain the Generator in good condition and repair, and Tenant shall be responsible for a share of the costs of such maintenance and repair based on the proportion of the Generator capacity allocated to the Premises. Notwithstanding the foregoing, Landlord shall not be liable for any damages whatsoever resulting from any failure in operation of the Generator, or the failure of the Generator to provide suitable or adequate back-up power to the Premises, including but not limited to, loss of profits, loss of rents or other revenues, loss of business opportunity, loss of goodwill or loss of use, in each case, however occurring, or loss to inventory, scientific research, scientific experiments, laboratory animals, products, specimens, samples, and/or scientific, business, accounting and other records of every kind and description kept at the Premises and any and all income derived or derivable therefrom.

Building Standards. The quality of Tenant Improvements shall be in keeping with the existing improvements in the Premises.

Building Load. In any event, Rentable Area shall also include Tenant’s Proportionate Share of the lobbies of the Building and Tenant’s Proportionate Share of the area of the emergency equipment, fire pump equipment, electrical switching gear, telephone equipment and mail delivery facilities serving the Building.