>3i4kA (A:) observed residues (from ATOM records) dltiqkvesrildvplirphgfatttsteqhillvsvhlengvigygegvvpggpwwgge svetmkalvdgylapvligravselagimadlervvararyakaavdvamhdawarslnv pvrdllggtvrdkvdvtwalgvlpldvavaeieerieefgnrsfklkmgagdpaedtrrv aelarevgdrvslridinarwdrrtalhylpilaeagvelfeqptpaddletlreitrrt nvsvmadesvwtpaealavvkaqaadvialkttkhgglleskkiaaiaeagglachgats legpigtaaslqfaastkaisygtelfgpqllkdtyivqefeykdgqvaipqgpglgvdv dmdkvnfytr