PHYRE Protein Fold Recognition Server

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Protein Homology/analogY Recognition Engine V 2.2

Fold library entry viewer: c4l2iA_

Fold library id	PDB Header	Molecule	Title
c4l2iA_	PDB header: electron transport	Chain: A: PDB Molecule: electron transfer flavoprotein alpha subunit;	PDBTitle: electron transferring flavoprotein of acidaminococcus fermentans:2 towards a mechanism of flavin-based electron bifurcation

Links to external resources
Added to library: Sat Jan 18 08:17:39 2014

1 . . . . . . . . 10 . . . . . . . . . 20 . . . . . . . . . 30 . . . . . . . . . 40 . . . . . . . . . 50 . . . . . . . . . 60 . . . . . . . . . 70

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

Predicted secondary structure

SS confidence

Known secondary structure (DSSP)
T T B
S
T T
T
S
T T T T
S

. . . . . . . . . 80 . . . . . . . . . 90 . . . . . . . . . 100 . . . . . . . . . 110 . . . . . . . . . 120 . . . . . . . . . 130 . . . . . . . . . 140

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

Predicted secondary structure

SS confidence

Known secondary structure (DSSP)
G G G S S
S
S T T T
S
T T S

. . . . . . . . . 150 . . . . . . . . . 160 . . . . . . . . . 170 . . . . . . . . . 180 . . . . . . . . . 190 . . . . . . . . . 200 . . . . . . . . . 210

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

Predicted secondary structure

SS confidence

Known secondary structure (DSSP) G G G T
S B S S
T T S S
T T
S S
S
S S
T T

. . . . . . . . . 220 . . . . . . . . . 230 . . . . . . . . . 240 . . . . . . . . . 250 . . . . . . . . . 260 . . . . . . . . . 270 . . . . . . . . . 280

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

Predicted secondary structure

SS confidence

Known secondary structure (DSSP)
G G G
S
G G G
S G G G G T
T T S S
G G G B B S T T S B
S

. . . . . . . . . 290 . . . . . . . . . 300 . . . . . . . . . 310 . . . . . . . . . 320 . . . . . . . . . 330 . . . . . . . .

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

Predicted secondary structure

SS confidence

Known secondary structure (DSSP) S
T T T T T S S S
T T
G G G G G
S S

Download: PDB structure FASTA sequence
Hidden Markov model

Image coloured by rainbow N → C terminus

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Accessibility Statement

Please cite: Phyre2.2: A Community Resource for Template-based Protein Structure Prediction

Powell HR et al. Journal of Molecular Biology (2025) in press DOI: https://doi.org/10.1016/j.jmb.2025.168960

© Structural Bioinformatics Group, Imperial College, London

Michael Sternberg

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	1	.	.	.	.	.	.	.	.	10	.	.	.	.	.	.	.	.	.	20	.	.	.	.	.	.	.	.	.	30	.	.	.	.	.	.	.	.	.	40	.	.	.	.	.	.	.	.	.	50	.	.	.	.	.	.	.	.	.	60	.	.	.	.	.	.	.	.	.	70
Sequence	N	T	K	G	L	K	T	G	N	E	K	D	L	W	V	Y	V	E	H	Y	K	G	E	P	V	H	V	V	Y	E	L	L	G	E	C	R	K	L	A	D	K	C	N	Q	K	L	A	A	V	L	I	T	D	D	A	K	D	V	P	S	K	L	I	A	R	G	A	D	L	V
Predicted secondary structure
SS confidence
Known secondary structure (DSSP)			T	T	B			S													T	T																					T										S			T	T								T	T		S
	.	.	.	.	.	.	.	.	.	80	.	.	.	.	.	.	.	.	.	90	.	.	.	.	.	.	.	.	.	100	.	.	.	.	.	.	.	.	.	110	.	.	.	.	.	.	.	.	.	120	.	.	.	.	.	.	.	.	.	130	.	.	.	.	.	.	.	.	.	140
Sequence	Y	V	C	Q	D	P	A	F	K	Y	Y	S	T	D	E	Y	T	N	A	F	C	E	M	I	D	E	Y	Q	P	S	S	V	F	I	G	A	T	N	D	G	R	D	L	G	P	R	I	A	A	R	V	N	T	G	L	C	A	D	C	T	I	L	D	A	E	E	D	G	L	I
Predicted secondary structure
SS confidence
Known secondary structure (DSSP)						G	G	G	S	S																				S							S	T	T													T								S						T	T	S
	.	.	.	.	.	.	.	.	.	150	.	.	.	.	.	.	.	.	.	160	.	.	.	.	.	.	.	.	.	170	.	.	.	.	.	.	.	.	.	180	.	.	.	.	.	.	.	.	.	190	.	.	.	.	.	.	.	.	.	200	.	.	.	.	.	.	.	.	.	210
Sequence	E	W	T	R	P	A	A	G	G	N	I	M	A	T	I	L	C	K	E	H	R	P	Q	M	G	T	V	R	P	K	T	F	K	A	M	E	P	D	A	S	R	T	G	E	V	I	N	Y	T	L	K	N	H	V	D	D	R	V	T	C	I	R	R	E	E	V	V	S	E	G
Predicted secondary structure
SS confidence
Known secondary structure (DSSP)							G	G	G	T									S	B	S	S							T	T	S	S							T	T											S	S					S									S	S		T	T
	.	.	.	.	.	.	.	.	.	220	.	.	.	.	.	.	.	.	.	230	.	.	.	.	.	.	.	.	.	240	.	.	.	.	.	.	.	.	.	250	.	.	.	.	.	.	.	.	.	260	.	.	.	.	.	.	.	.	.	270	.	.	.	.	.	.	.	.	.	280
Sequence	E	M	A	I	D	D	A	P	F	V	C	S	G	G	R	G	M	K	A	K	E	N	F	S	L	L	Y	D	L	A	H	A	L	G	G	A	V	G	G	S	R	A	A	V	D	E	G	F	I	E	H	P	R	Q	V	G	Q	S	G	K	T	V	T	P	K	I	Y	F	A	C
Predicted secondary structure
SS confidence
Known secondary structure (DSSP)				G	G	G		S							G	G	G		S	G	G	G	G											T												T	T	S	S		G	G	G	B	B	S	T	T	S	B					S
	.	.	.	.	.	.	.	.	.	290	.	.	.	.	.	.	.	.	.	300	.	.	.	.	.	.	.	.	.	310	.	.	.	.	.	.	.	.	.	320	.	.	.	.	.	.	.	.	.	330	.	.	.	.	.	.	.	.
Sequence	G	I	S	G	S	V	Q	H	K	A	G	M	S	K	S	D	T	I	V	C	I	N	K	D	P	D	A	P	M	F	E	I	S	K	Y	G	I	V	G	D	A	L	K	I	L	P	L	L	T	A	K	I	K	A	F	K	E	S
Predicted secondary structure
SS confidence
Known secondary structure (DSSP)	S									T	T	T	T	T	S	S							S		T	T		G	G	G	G	G		S					S