<Tr> <Th> (4, 4) </Th> <Td> 48 </Td> <Td> II </Td> <Td> 470 </Td> <Td> cctkD </Td> <Td> </Td> <Td> 960 </Td> <Td> dcctI </Td> <Td> </Td> </Tr> <Tr> <Th> (6, 2) </Th> <Td> 48 </Td> <Td> III </Td> <Td> </Td> <Td> </Td> <Td> </Td> <Td> </Td> <Td> </Td> <Td> </Td> </Tr> <Tr> <Th> (7, 0) </Th> <Td> 49 </Td> <Td> </Td> <Td> </Td> <Td> wrwD </Td> <Td> </Td> <Td> </Td> <Td> dwrwD </Td> <Td> </Td> </Tr> <Tr> <Th> (5, 3) </Th> <Td> 49 </Td> <Td> III </Td> <Td> </Td> <Td> wwD </Td> <Td> </Td> <Td> </Td> <Td> dwwD </Td> <Td> </Td> </Tr>

What is the chemical composition of a capsid