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. Author manuscript; available in PMC: 2014 Mar 13.
Published in final edited form as: Chem Rev. 2012 Dec 3;113(3):2182–2204. doi: 10.1021/cr300169a

Table 3.

Thioesterases of the Hot Dog Superfamily with Published Structural Data.a

Enzyme Species Pathway Oligomeric Stateb Substrate(s) Pub. Year(s) PDB #sc Active Site Cocrystalsd
Arrangement Ψ
4HBT-I Pseudomonas sp. strain CBS-3 4-HOBz Degradation TA 4-HOBz-CoA 1998 1BVQ none
2002 1LO7* 4-HOBz-CoA
1LO8 4-HOBn-CoA
1LO9 4-HOPa-CoA
YbgC H. pylori Tol-Pal TA LC acyl-CoAs 2008 2PZH none

Arrangement R
4HBT-II Arthrobacter sp. strain SU 4-HOBz Degradation TB 4-HOBz-CoA 2003 1Q4S 4-HOBz & CoA
1Q4T 4-HOBn-CoA
1Q4U 4-HOPa-CoA
EntH E. coli NRPS TB HOBz-PCPs 2009 1VH9 none
TtPaaI T. thermophilus HB8 PhAcOH Degradation TB PhAc-CoAs 2005 1J1Y none
2005 1WLU glycerol
1WLV CoA
1WM6 none
1WN3 Hex-CoA
EcPaaI E. coli PhAcOH Degradation TB PhAc-CoAs 2006 2FS2 none
THEM2 H. sapiens unknown TB M/LC acyl-CoAs 2006 2F0X sulfate
2009 3F5O 2-oxoundecyl-CoA
YciA H. influenza unknown H2 acyl-CoAs 2008 1YLI none
3BJK CoA
Cj0915 C. jejuni unknown [H2] acyl-CoAs 2009 3D6L none
Acot7 M. musculus unknown Trdh arachidonoyl-CoA 2007 2V1Oe CoA
2Q2Bf none
TE-II E. coli FAS DdhB MC acyl-CoA 2000 1C8U none

FlK S. cattleya FAc Detoxification D FAc-CoA 2010 3KX7 none
3KX8 none
3KV7 AcOH
3KV8 FAcOH
3KVZ FAc-CNAC
3KW1 FAc-ONAC
3KUV* AcOH
3KUW* FAcOH
3KVU* Ac-CoA
3KVI* FAcOH
2010 3P2Q none
3P2R FAcOH
3P2S none
3P3F* none
3P3I* FAcOH & CoA
CalE7g M. echinospora IPKS TA unconfirmed 2009 2W3X none
DynE7g M. chernisa IPKS TA unconfirmed 2010 2XFL none
2XEM
FcotT M. tuberculosis unknown H3 LC acyl-CoA 2007 2PFC dodecenoate
2012 3B18 dodecanoate
a

Abbreviations used: Bz, benzoyl; Bn, benzyl; Pa, phenacyl; Ac, acetyl; Hex, hexanoyl; CNAC, N-acetylaminopropyl; ONAC, N-acetylaminoethoxy; CoA, coenzyme A; PCP, peptidyl carrier protein; ACP, acyl carrier protein; LC, long-chain; MC, medium chain.

b

Terms defined as in Pidugu, et al.: D, dimer; TA, face-to-face dimer of dimers; TB, back-to-back dimer of dimers; H2 & H3, trimers of dimers; DdhB, DHD dimer corresponding to TB; Trdh, DHD trimer corresponding to H2.

c

An asterisk indicates a mutant.

d

Buffers and/or salt ions are not necessarily noted.

e

N-terminal domain only.

f

C-terminal domain only.

g

These enzymes may additionally perform decarboxylations.