>4nhuB (B:) observed residues (from ATOM records)
aavtqsprnkvavtggkvtlscnqtnnhnnmywyrqdtghglrlihysygagstekgdip
dgykasrpsqenfslilelatpsqtsvyfcasggggtlyfgagtrlsvledlknvfppev
avfepseaeishtqkatlvclatgfypdhvelswwvngkevhsgvctdpqplkeqpalnd
sryalssrlrvsatfwqnprnhfrcqvqfyglsendewtqdrakpvtqivsaeawgra