Chains and heterogens:
PDB Chain Sequences:
>1venA (A:) avngkgmnpdykaylmaplkkipevtnwetfendlrwakqngfyaitvdfwwgdmekngd qqfdfsyaqrfaqsvknagmkmipiisthqcggnvgddcnvpipswvwnqksddslyfks etgtvnketlnplasdvirkeygelytafaaamkpykdviakielsggpagelrypsytt sdgtgypsrgkfqaytefakskfrlwvlnkygslnevnkawgtkliselailppsdgeqf lmngylsmygkdylewyqgilenhtkligelahnafdttfqvpigakiagvhwqynnpti phgaekpagyndyshlldafksakldvtftclemtdkgsypeysmpktlvqniatlanek givlngenalsigneeeykrvaemafnynfagftllryqdvmynnslmgkfkdllgvtpv mqtivvknvpttigdtvyitgnraelgswdtkqypiqlyydshsndwrgnvvlpaernie fkafikskdgtvkswqtiqqswnpvplkttshtssw