Doubly wound

[Doubly wound]

Backbone structures are obtained using ProteinViewer, where N-terminal is colored red and C-terminal blue.
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Rough characterization of the DSSP code, the PB label, and the 5-tile code is given below.

PDB ID	Backbone structure	Amino acid sequence DSSP code sequence 5-tile code sequence PB sequence
2fox		MKIVYWSGTG NTEKMAELIA KGIIESGKDV NTINVSDVNI DELLNEDILI --EEEE.SSS HHHHHHHHHH HHHHHTT... EEEEGGG..H HHHTT.SEEE --00000R01 QAAAAAAAAA AAAAABRG00 0000QAB00Q AAAABGR000 --DDDDFKOM MMMMMMMMMM MMMMNOPACD DDDFKLPCFK LMMMPFBDCD LGCSAMGDEV LEESEFEPFI EEISTKISGK KVALFGSYGW GDGKWMRDFE EEE..BTTTB ..TTTHHHHH HHHTTS.TT. EEEEEEEESS S.SHHHHHHH 0000000RRG 001R0QAAAA AABQAHG0R0 0000000000 GR0QAAAAAA DDDDEHJLPA CFKLMMMMMM MMMMMMGHIA CDDEHIAFKL NOMMMMMMMM ERMNGYGCVV VETPLIVQNE PDEAEQDCIE FGKKIANI HHHHHTT.EE .S..EEEESS .STTHHHHHH HHHHHT-- AAAAABR00R R000000000 00QBQAAAAA AAAAAA-- MMMMNOPACF BACDDDEHJA CKLMMMMMMM MMMMMM--

[The DSSP code]

H = alpha helix
B = residue in isolated beta-bridge
E = extended strand, participates in beta ladder
G = 3-helix (3/10 helix)
I = 5 helix (pi helix)
T = hydrogen bonded turn
S = bend
_ = no assigned structure

[The PB label]

A = N-cap beta
B = N-cap beta
C = N-cap beta
D = beta
E = C-cap beta
F = C-cap beta
G = mainly coil
H = mainly coil
I = mainly coil
J = mainly coil
K = N-cap alpha
L = N-cap alpha
M = alpha
N = C-cap alpha
O = C-cap alpha
P = C-cap alpha to N-cap beta

[The 5-tile code]

0 = DDDDD (extended strand, small blue spheres)
1 = DDDDU
2 = DDDUD
3 = DDDUU
8 = DUDDD
9 = DUDDU
A = DUDUD (helix, large red spheres)
B = DUDUU (turn, large yellow spheres)
G = UDDDD
H = UDDDU
I = UDDUD
J = UDDUU
O = UUDDD
P = UUDDU
Q = UUDUD (turn, large yellow spheres)
R = UUDUU (turn, large yellow spheres)