>3zkxA (A:) observed residues (from ATOM records)
lamvdnlqgdsgrgyylemligtppqklqilvdtgssnfavagtphsyidtyfdtersst
yrskgfdvtvkytqgswtgfvgedlvtipkgfntsflvniatifesenfflpgikwngil
glayatlakpsssletffdslvtqanipnvfsmqmcgaglggslvlggiepslykgdiwy
tpikeewyyqieilkleiggqslnldcreynadkaivdsgttllrlpqkvfdavveavar
aslipafsdgfwtgsqlacwtnsetpwsyfpkisiylrdenssrsfritilpqlyiqpml
nyecyrfgispstnalvigatvmegfyvifdraqkrvgfaaspcaeiagaavseisgpfs
tedvasncvp