Protein
Archaeal actin homolog
Organism
Thermoplasma volcanium (strain ATCC 51530 / DSM 4299 / JCM 9571 / NBRC 15438 / GSS1)
Function
Polymerizes into bundles of filaments. Polymerization requires NTP and is optimal with ATP, but GTP, UTP, CTP, and even the deoxy form of NTP can also support the polymerization reaction (By similarity).
Similarity
Belongs to the thermophilic archaeal actin family.
Sequence
MVVIGLDVGYGDTKVIGIDGKRIIFPSRWAVTETESWGIGGKIPVLSTDGGQTKFIYGRYASGNNIRVPQGDGRLASKEAFPLIAAALWESGIHNDGSPVDLVIGSGTPLGTFDLEVKAAKEALENKILTVTGPEGEVRQYNVTRLIMRPQGVGAALYLLNQGIIEQQPGYGVVIDVGSRTTDVLTINLMDMEPVVELSFSLQIGVGDAISNLSRKIAKETGFVVPFDLAQEALSKPVMFRQKQVGGPEVAGPILEDLANRIIENIRLNLRGEVDRITSLIPVGGGANLIGDRFDEIAPGTTVRIKPEDLQFANALGYRDAAERSM