>>sp|P06637|HBA4_XENLA Hemoglobin subunit alpha-4 OS=Xenopus laevis OX=8355 (142 aa) Region: 1-148:1-142 : score=197; bits=50.3; Id=0.296; Q=108.1 : NODOM Smith-Waterman score: 197; 28.4% identity (59.5% similar) in 148 aa overlap (1-148:1-142)