>1w4tA (A:) observed residues (from ATOM records)
hmtpltpeqthaylhhigiddpgppslanldrlidahlrrvafenldvlldrpieidadk
vfakvvegsrggycfelnslfarlllalgyelellvarvrwglpddapltqqshlmlrly
laegeflvdvgfgsanppralplpgdeadagqvhcvrlvdphaglyesavrgrsgwlply
rfdlrpqlwidyiprnwytsthphsvfrqglkaaitegdlrltladglfgqragngetlq
rqlrdveelldilqtrfrlrldpasevpalarrlagli