Beta-crystallin A4 (Beta-A4 crystallin)
1_MTLQC 6_ TKSAG 11_ PWKMV 16_ VWDED 21_ GFQGR 26_ RHEFT 31_ AECPS 36_ VLELG 41_ FETVR 46_ SLKVL 51_ SGAWV 56_ GFEHA 61_ GFQGQ 66_ QYILE 71_ RGEYP 76_ SWDAW 81_ GGNTA 86_ YPAER 91_ LTSFR 96_ PAACA 101_ NHRDS 106_ RLTIF 111_ EQENF 116_ LGKKG 121_ ELSDD 126_ YPSLQ 131_ AMGWE 136_ GNEVG 141_ SFHVH 146_ SGAWV 151_ CSQFP 156_ GYRGF 161_ QYVLE 166_ CDHHS 171_ GDYKH 176_ FREWG 181_ SHAPT 186_ FQVQS 191_IRRIQ
1: Crystallins are the dominant structural components of the vertebrate eye lens