Proteins labeled in network graphics:

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Fig. 2: 42 amine-binding GPCRs 
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Swiss-Prot:P35348  Alpha-1A adrenergic receptor
Swiss-Prot:P35368  Alpha-1B adrenergic receptor
Swiss-Prot:P25100  Alpha-1D adrenergic receptor
Swiss-Prot:P08913  Alpha-2A adrenergic receptor
Swiss-Prot:P18089  Alpha-2B adrenergic receptor
Swiss-Prot:P18825  Alpha-2C adrenergic receptor
Swiss-Prot:P08588  Beta-1 adrenergic receptor
Swiss-Prot:P07550  Beta-2 adrenergic receptor
Swiss-Prot:P13945  Beta-3 adrenergic receptor
Swiss-Prot:P21728  D1A dopamine receptor
Swiss-Prot:P21918  D1B dopamine receptor
Swiss-Prot:P14416  D2 dopamine receptor
Swiss-Prot:P35462  D3 dopamine receptor
Swiss-Prot:P21917  D4 dopamine receptor
Swiss-Prot:P35367  Histamine H1 receptor
Swiss-Prot:P25021  Histamine H2 receptor
Swiss-Prot:Q9Y5N1  Histamine H3 receptor
Swiss-Prot:Q9H3N8  Histamine H4 receptor
Swiss-Prot:P11229  Muscarinic acetylcholine receptor M1
Swiss-Prot:P08172  Muscarinic acetylcholine receptor M2
Swiss-Prot:P20309  Muscarinic acetylcholine receptor M3
Swiss-Prot:P08173  Muscarinic acetylcholine receptor M4
Swiss-Prot:P08912  Muscarinic acetylcholine receptor M5
Swiss-Prot:P08908  Serotonin receptor 1A
Swiss-Prot:P28222  Serotonin receptor 1B
Swiss-Prot:P28221  Serotonin receptor 1D
Swiss-Prot:P28566  Serotonin receptor 1E
Swiss-Prot:P30939  Serotonin receptor 1F
Swiss-Prot:P28223  Serotonin receptor 2A
Swiss-Prot:P41595  Serotonin receptor 2B
Swiss-Prot:P28335  Serotonin receptor 2C
Swiss-Prot:Q13639  Serotonin receptor 4
Swiss-Prot:P47898  Serotonin receptor 5A
Swiss-Prot:P50406  Serotonin receptor 6
Swiss-Prot:P34969  Serotonin receptor 7
Swiss-Prot:Q96RJ0  Trace amine-associated receptor 1 
Swiss-Prot:Q9P1P5  Trace amine-associated receptor 2 
Swiss-Prot:Q9P1P4  Trace amine-associated receptor 3
Swiss-Prot:O14804  Trace amine-associated receptor 5
Swiss-Prot:Q96RI8  Trace amine-associated receptor 6 
Swiss-Prot:Q969N4  Trace amine-associated receptor 8
Swiss-Prot:Q96RI9  Trace amine-associated receptor 9 

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Fig. 3: listed names are KinBase (http://kinase.com/kinbase/) identifiers.
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Fig. 4A: 605 human Class A: Rhodopsin-like GPCRs 
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Swiss-Prot:Q8NGV7	Olfactory receptor 5H2
Swiss-Prot:P30556	Angiotensin II receptor (AT1)
Swiss-Prot:P35372	Mu opiod receptor
Swiss-Prot:P07550	Beta-2 adrenoceptor
Swiss-Prot:P21554	Cannabinoid receptor 1
Swiss-Prot:P14416	Dopamine D2 receptor
Swiss-Prot:P08100	Rhodopsin
Swiss-Prot:P23945	Follicle-stimulating hormone receptor
Swiss-Prot:Q16570	Duffy antigen/chemokine receptor

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Fig. 4B: all 766 GPCR domains
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Swiss-Prot:Q8TE23	Taste receptor T1R2 (sweet)
Swiss-Prot:P41180	Calcium sensing receptor
Swiss-Prot:Q9UBS5	GABA-B1 receptor

Swiss-Prot:Q9NYW7	Taste receptor T2R1 (bitter)
Swiss-Prot:Q9NYV9	Vomeronasal type-1 receptor 1

Swiss-Prot:Q16570	Duffy antigen/chemokine receptor
Swiss-Prot:P07550	Beta-2 adrenoceptor (PDB:2RH1, PDB:2RHR)
Swiss-Prot:P08100	Rhodopsin (PDB:1F88)

Swiss-Prot:Q9UP38	Frizzled 1
Swiss-Prot:Q99835	Smoothened
Swiss-Prot:Q03431	Parathyroid hormone receptor
Swiss-Prot:Q02643	Growth hormone-releasing hormone receptor
Swiss-Prot:P43220	Glucagon receptor

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Fig. 5D: Seqs involved in selected edges from the crotonase superfamily. 
     Order: BOTTOM TO TOP
     listed gis are NCBI general identifiers
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Example sequences -- 
human mitochondrial short chain ECH (sECH): gi|433413
human peroxisomal bifunctional enzyme (bECH): gi|585079

sECH - DDDCI
    gi|26990733,gi|20807045
    gi|39584711,gi|68180388  (a)
sECH - sECH
    gi|30585161,gi|55732128  (b)
    gi|17988228,gi|39647574
    gi|70799772,gi|1903327
    gi|17989366,gi|66046261
    gi|66046261,gi|68205735  (c)
sECH - MGCH2
    gi|71038714,gi|48783046  (d)
sECH - DNCS
    gi|28897705,gi|16124262
sECH - FCHL
    gi|46317719,gi|15921809
    gi|67664863,gi|56420574
sECH - archae bECH
    gi|18311283,gi|15790352  (e)
    gi|56676809,gi|13542141
    gi|11498722,gi|70607995
sECH - bECH
    gi|27382932,gi|68205735  (f)
    gi|68539420,gi|22957421
    gi|66800507,gi|27382932

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Fig. 6B: Labeled ECH sequences.
     listed gis are NCBI general identifiers
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gi|20127408	human mitochondrial trifunctional protein (alpha)
gi|585079	human peroxisomal bifunctional enzyme
gi|119826	PDB:2D3T
gi|119119	PDB:1MJ3
gi|433413	human mitochondrial short chain ECH
gi|56420137	Geobacillus kaustophilus ECH
gi|18312600	Pyrobaculum aerophilum 3HCDH and ECH