dʒˌiːoʊmˈɛtɹɪk pˈækɪŋ kənstɹˈeɪnts ɑːɹ lˈɛs ɹᵻstɹˈɪktɪv ɔnðə sˈɜːfɪs ænd ðˈʌs pɹəvˈaɪd fjˈuːɚ bˈaʊndɚɹiz tə ðə kɑːnfoːɹmˈeɪʃənəl sˈɜːtʃ.
Geometric packing constraints are less restrictive on the surface and thus provide fewer boundaries to the conformational search.