Chains and heterogens:
PDB Chain Sequences:
>5ur1A (A:) gamsgvseyelpedprwelprdrlvlgkplgegafgqvvlaeaigldkdkpnrvtkvavk mlksdatekdlsdlisememmkmigkhkniinllgactqdgplyviveyaskgnlreylq arrppgleysynpshnpeeqlsskdlvscayqvargmeylaskkcihrdlaarnvlvted nvmkiadfglardihhidyykkttngrlpvkwmapealfdriythqsdvwsfgvllweif tlggspypgvpveelfkllkeghrmdkpsnctnelymmmrdcwhavpsqrptfkqlvedl drivaltsnqe
>5ur1A (A:) elpedprwelprdrlvlgkplgegfgqvvlaeaigldkdkpnrvtkvavkmlksdatekd lsdlisememmkmigkhkniinllgactqdgplyviveyaskgnlreylqarrppynpsh npeeqlsskdlvscayqvargmeylaskkcihrdlaarnvlvtednvmkiadfglpvkwm apealfdriythqsdvwsfgvllweiftlggspypgvpveelfkllkeghrmdkpsnctn elymmmrdcwhavpsqrptfkqlvedldrivaltsnqe
>5ur1B (B:) gamsgvseyelpedprwelprdrlvlgkplgegafgqvvlaeaigldkdkpnrvtkvavk mlksdatekdlsdlisememmkmigkhkniinllgactqdgplyviveyaskgnlreylq arrppgleysynpshnpeeqlsskdlvscayqvargmeylaskkcihrdlaarnvlvted nvmkiadfglardihhidyykkttngrlpvkwmapealfdriythqsdvwsfgvllweif tlggspypgvpveelfkllkeghrmdkpsnctnelymmmrdcwhavpsqrptfkqlvedl drivaltsnqe
>5ur1B (B:) elpedprwelprdrlvlgkplgegafgqvvlaeaigldkpnrvtkvavkmlksdatekdl sdlisememmkmigkhkniinllgactqdgplyviveyaskgnlreylqarrpqlsskdl vscayqvargmeylaskkcihrdlaarnvlvtednvmkiadfglpvkwmapealfdriyt hqsdvwsfgvllweiftlggspypgvpveelfkllkeghrmdkpsnctnelymmmrdcwh avpsqrptfkqlvedldrivaltsn