Chains and heterogens:
PDB Chain Sequences:
>1uz4A (A:) mvaesnsavaptanvatspahehfvrvngghfelqgkpyvitgvnmwyaaylgapnevgd rdrlakeldnlkaigvnnlrvlavsekseinsavkpavtngfgnydetllqgldyllvel akrdmtvvlyfnnfwqwsggmtqymawiegepvqdpnvtneweafmaksasfyrsekaqq eyrktlekiitrvnsingkayvddatimswqlaneprpgnsqttaeekqiyidwvhaaaa yiktldahhlvssgsegemgsvndmqvfidahatpdidyltyhmwirnwswfdktkpaet wpsawekaqnymrahidvakqlnkplvleefgldrdmgsyamdstteyrdnyfrgvfelm lasleqgepsagyniwawngygrttranywwqegddfmgdppqeeqgmygvfdtdtstia imkefnarfqpklehhhhhh
>1uz4A (A:) ehfvrvngghfelqgkpyvitgvnmwyaaylgapnevgdrdrlakeldnlkaigvnnlrv lavsekseinsavkpavtngfgnydetllqgldyllvelakrdmtvvlyfnnfwqwsggm tqymawiegepvqdpnvtneweafmaksasfyrsekaqqeyrktlekiitrvnsingkay vddatimswqlaneprpgnsqttaeekqiyidwvhaaaayiktldahhlvssgsegemgs vndmqvfidahatpdidyltyhmwirnwswfdktkpaetwpsawekaqnymrahidvakq lnkplvleefgldrdmgsyamdstteyrdnyfrgvfelmlasleqgepsagyniwawngy grttranywwqegddfmgdppqeeqgmygvfdtdtstiaimkefnarfqp