>4kbkA (A:) observed residues (from ATOM records)
lrvgnryrlgrkigsggdiylgtdiaageevaiklecqlhieskiykmmqggvgiptirw
cgaegdynvmvmellgpsledlfnfcsrkfslktvllladqmisrieyihsknfihrdvk
pdnflmglgkkgnlvyiidfglakkyrdarthqhipyrenknltgtaryasinthlgieq
srrddleslgyvlmyfnlgslpwqglkaatkrqkyerisekkmstpievlckgypsefat
ylnfcrslrfddkpdysylrqlfrnlfhrqgfsydyvfdwnml