>gi|21361334 cystathionase isoform 1 [Homo sapiens]
MQEKDASSQGFLPHFQHFATQAIHVGQDPEQWTSRAVVPPISLSTTFKQG
APGQHSGFEYSRSGNPTRNCLEKAVAALDGAKYCLAFASGLAATVTITHL
LKAGDQIICMDDVYGGTNRYFRQVASEFGLKISFVDCSKIKLLEAAITPE
TKLVWIETPTNPTQKVIDIEGCAHIVHKHGDIILVVDNTFMSPYFQRPLA
LGADISMYSATKYMNGHSDVVMGLVSVNCESLHNRLRFLQNSLGAVPSPI
DCYLCNRGLKTLHVRMEKHFKNGMAVAQFLESNPWVEKVIYPGLPSHPQH
ELVKRQCTGCTGMVTFYIKGTLQHAEIFLKNLKLFTLAESLGGFESLAEL
PAIMTHASVLKNDRDVLGISDTLIRLSVGLEDEEDLLEDLDQALKAAHPP
SGSHS