Chains and heterogens:
PDB Chain Sequences:
>3zsiA (A:) gshsqerptfyrqelnktiwevperyqnlspvgsgaygsvcaafdtktglrvavkklsrp fqsiihakrtyrelrllkhmkhenviglldvftparsleefndvylvthlmgadlnnivk cqkltddhvqfliyqilrglkyihsadiihrdlkpsnlavnedcelkildfglarhtdde mtgyvatrwyrapeimlnwmhynqtvdiwsvgcimaelltgrtlfpgtdhidqlklilrl vgtpgaellkkissesarnyiqsltqmpkmnfanvfiganplavdllekmlvldsdkrit aaqalahayfaqyhdpddepvadpydqsfesrdllidewksltydevisfvpppldqeem es
>3zsiA (A:) ptfyrqelnktiwevperyqnlspvgsgaygsvcaafdtktglrvavkklsrpfqsiiha krtyrelrllkhmkhenviglldvftparsleefndvylvthlmgadlnnikltddhvqf liyqilrglkyihsadiihrdlkpsnlavnedcelkildfgltrwyrapeimlnwmhynq tvdiwsvgcimaelltgrtlfpgtdhidqlklilrlvgtpgaellkkissesarnyiqsl kmnfanvfiganplavdllekmlvldsdkritaaqalahayfaqyhdpddepvadpydqs fesrdllidewksltydevisfvppp