>4okvA (A:) observed residues (from ATOM records)
qvqlqqpgaelvrpgasvklsckasgytftsywmnwvkqrpgqglewiglidpsdsethy
nqmfkdkatltvdkssstaymqlssltsedsavyycarggtywgqgttltvsaakttpps
vyplapgsaaqtnsmvtlgclvkgyfpepvtvtwnsgslssgvhtfpavlqsdlytlsss
vtvpsstwpsetvtcnvahpasstkvdkkivprd