>4FZB_1|Chains A, B, C, D, E, F, G, H, I, J, K, L, M, N, O, P|Probable thymidylate synthase|Paramecium bursaria Chlorella virus 1 (10506) MASMTGSAKLISVTKPVVEGVNTAEELIAYAARVSNPENQINNKTASGLLKYCIRHKHWSIFETAFMTLELKTSRGIAAQVLRHRSFHFQEFSQRYASVMETPPPHQARFQDHKNRQNSLDTVPEDDQTWWATEQEKLYAQSMELYNKALEKGIAKECARFILPLSTPTTIYMSGTIRDWIHYIELRTSNGTQREHIDLANACKEIFIKEFPSIAKALDWVHHHHHH