1. A computer program product for facilitating address translation in a computing environment, said computer program product comprising: a non-transitory computer readable storage medium readable by a processing circuit and storing instructions for execution by the processing circuit for performing a method comprising: obtaining, by a processor, information from an address translation structure comprising a segment lookaside buffer with a plurality of entries, wherein each entry comprises an attribute field indicating whether the entry can be utilized to translate a first address for a data access or for an instruction fetch, to be used to translate the first address to a second address, the first address being of a first address type and the second address being of a second address type, the address translation structure comprising a first set of information comprising a first entry of the plurality of entries to translate the first address to one address of the second address type and a second set of information comprising a second entry of the plurality of entries to translate the first address to another address of the second address type, the first set of information and the second set of information concurrently stored within the address translation structure to provide multiple addresses of the second address type to which the first address can be translated, and wherein the obtaining the information to be used to translate the first address comprises selecting, based on an attribute of the first address, wherein the attribute indicates whether to translate the first address for a data access or for an instruction fetch, the first set of information or the second set of information as the information obtained to be used to translate the first address to the second address, wherein the first address type comprises an effective address or a virtual address and the second address type comprises the virtual address or a real address; and translating the first address to the second address using the information obtained from the address translation structure, the second address being the one address of the second address type or the another address of the second address type depending on the information obtained.