Table 1 A list of reduced amino acid alphabets

all.20

20

P G E K R Q D S N T H C I V W Y F A L M

dssp.5

5

[AEHKQR] [FILMVWY] [CST] [DN] [GP]

dssp.10

10

[EKQR] [IV] [LY] F [AM] W [HT] C [DNS] [GP]

gbmr.4

4

G [ADEKNQRST] [CFHILMVWY] P

gbmr.10

10

G D N [AEFIKLMQRVW] Y H C T S P

hsdm.5

5

[LIVFMY] W C [DNTSKEQRAGP] H

sdm.6

6

[YFLIVM] C W [DNTSQKERAG] H P

murphy.5

5

[LVIMC] [ASGTP] [FYW] [EDNQ] [KRH]

murphy.10

10

A [KR] [EDNQ] C G H [ILVM] [FYW] P [ST]

td.5

5

[PG] [EKRQ] [DSNTHC] [IVWYF] [ALM]

td.10

10

P G [EKRQ] [DSN] T [HC] [IV] [WYF] A [LM]