Chains and heterogens:
PDB Chain Sequences:
>1hvq_ (-) ggiaiywgqngnegtltqtcstrkysyvniaflnkfgngqtpqinlaghcnpaaggctiv sngirscqiqgikvmlslgggigsytlasqadaknvadylwnnflggksssrplgdavld gidfdiehgstlywddlarylsayskqgkkvyltaapqcpfpdrylgtalntglfdyvwv qfynnppcqyssgninniinswnrwttsinagkiflglpaapeaagsgyvppdvlisril peikkspkyggvmlwskfyddkngysssildsv