>4ZG5_1|Chains A, B[auth C], C[auth D], D[auth G]|5'-nucleotidase SurE|Brucella abortus S19 (430066) MRILLTNDDGIHAEGLAVLERIARKLSDDVWVVAPETDQSGLAHSLTLLEPLRLRQIDARHFALRGTPTDCVIMGVRHVLPGAPDLVLSGVNSGANMADDVTYSGTVAGAMEGTLLGVRAIALSQEYEYAGDRRIVPWETAEAHAPELIGRLMEAGWPEGVLLNLNFPNCAPEEVKGVRVTAQGKLSHDARLDERRDGRGFPYFWLHFGRGKAPVADDSDIAAIRSGCISMTPLHLDLTAHKVRAELGAALGVEALEHHHHHH