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233,605 Structures from the PDB

1,068,577 Computed Structure Models (CSM)

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QUERY: Enzyme Classification Number = 4.2.1.75

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Search Summary

This query matches 39 Structures.

Refinements

Structure Determination Methodology

experimental (39)

Scientific Name of Source Organism

	Saccharopolyspora erythraea (33)
	Homo sapiens (18)
	Mycolicibacterium smegmatis MC2 155 (5)
	Streptomyces lasalocidi (2)
	Amycolatopsis mediterranei (1)

Taxonomy

	Bacteria (39)
	Eukaryota (18)

Experimental Method

	ELECTRON MICROSCOPY (18)
	X-RAY DIFFRACTION (17)
	SOLUTION NMR (4)

Polymer Entity Type

Protein (39)

Refinement Resolution (Å)

	1.5 - 2.0 (6)
	2.0 - 2.5 (5)
	2.5 - 3.0 (8)
	3.0 - 3.5 (10)
	3.5 - 4.0 (3)
	4.0 - 4.5 (3)

Release Date

	2000 - 2004 (4)
	2005 - 2009 (7)
	2010 - 2014 (1)
	2015 - 2019 (4)
	2020 - 2024 (23)

Enzyme Classification Name

	Transferases (39)
	Oxidoreductases (2)
	Lyases (1)

Symmetry Type

	Asymmetric (22)
	Cyclic (17)

SCOP Classification

	Alpha and beta proteins (a/b) (10)
	Alpha and beta proteins (a+b) (1)
	All beta proteins (4)
	Coiled coil proteins (1)
	Peptides (1)
	All alpha proteins (2)
	Artifacts (2)

AllSelected

1 to 25 of 39 Structures

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1KEZ \| pdb_00001kez	Download File View File

Crystal Structure of the Macrocycle-forming Thioesterase Domain of Erythromycin Polyketide Synthase (DEBS TE)

Tsai, S.-C., Miercke, L.J.W., Krucinski, J., Gokhale, R., Chen, J.C.-H., Foster, P.G., Cane, D.E., Khosla, C., Stroud, R.M.

(2001) Proc Natl Acad Sci U S A 98: 14808-14813

Released	2002-01-09
Method	X-RAY DIFFRACTION 2.8 Å
Organisms	Saccharopolyspora erythraea
Macromolecule	ERYTHRONOLIDE SYNTHASE (protein)

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1MO2 \| pdb_00001mo2	Download File View File

Thioesterase Domain from 6-Deoxyerythronolide Synthase (DEBS TE), pH 8.5

Tsai, S.-C., Lu, H., Cane, D.E., Khosla, C., Stroud, R.M.

(2002) Biochemistry 41: 12598-12606

Released	2003-02-04
Method	X-RAY DIFFRACTION 3 Å
Organisms	Saccharopolyspora erythraea
Macromolecule	Erythronolide synthase, modules 5 and 6 (protein)

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1PZQ \| pdb_00001pzq	Download File View File

Structure of fused docking domains from the erythromycin polyketide synthase (DEBS), a model for the interaction between DEBS 2 and DEBS 3: The A domain

Broadhurst, R.W., Nietlispach, D., Wheatcroft, M.P., Leadlay, P.F., Weissman, K.J.

(2003) Chem Biol 10: 723-731

Released	2004-02-24
Method	SOLUTION NMR
Organisms	Saccharopolyspora erythraea
Macromolecule	Erythronolide synthase (protein)

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1PZR \| pdb_00001pzr	Download File View File

Structure of fused docking domains from the erythromycin polyketide synthase (DEBS), a model for the interaction between DEBS2 and DEBS3: the B domain

Broadhurst, R.W., Nietlispach, D., Wheatcroft, M.P., Leadlay, P.F., Weissman, K.J.

(2003) Chem Biol 10: 723-731

Released	2004-02-24
Method	SOLUTION NMR
Organisms	Saccharopolyspora erythraea
Macromolecule	Erythronolide synthase (protein)

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2FR0 \| pdb_00002fr0	Download File View File

The first ketoreductase of the erythromycin synthase (crystal form 1)

Keatinge-Clay, A.T., Stroud, R.M.

(2006) Structure 14: 737-748

Released	2006-04-04
Method	X-RAY DIFFRACTION 1.81 Å
Organisms	Saccharopolyspora erythraea
Macromolecule	Erythromycin synthase, EryAI (protein)
Unique Ligands	NDP

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2FR1 \| pdb_00002fr1	Download File View File

The first ketoreductase of the erythromycin synthase (crystal form 2)

Keatinge-Clay, A.T., Stroud, R.M.

(2006) Structure 14: 737-748

Released	2006-04-04
Method	X-RAY DIFFRACTION 1.79 Å
Organisms	Saccharopolyspora erythraea
Macromolecule	erythromycin synthase, EryAI (protein)
Unique Ligands	NDP

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2HG4 \| pdb_00002hg4	Download File View File

Structure of the ketosynthase-acyltransferase didomain of module 5 from DEBS.

Tang, Y., Kim, C.Y., Mathews, I.I., Cane, D.E., Khosla, C.

(2006) Proc Natl Acad Sci U S A 103: 11124-11129

Released	2006-07-11
Method	X-RAY DIFFRACTION 2.73 Å
Organisms	Saccharopolyspora erythraea
Macromolecule	6-Deoxyerythronolide B Synthase (protein)
Unique Ligands	ACT, CL, SO4

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2JU1 \| pdb_00002ju1	Download File View File

Solution structure of acyl carrier protein domain from module 2 of 6-deoxyerythronolide B synthase (DEBS)

Alekseyev, V.Y., Liu, C.W., Puglisi, J.D., Khosla, C.

(2007) Protein Sci 16: 2093-2107

Released	2007-10-02
Method	SOLUTION NMR
Organisms	Saccharopolyspora erythraea
Macromolecule	Erythronolide synthase (protein)

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2JU2 \| pdb_00002ju2	Download File View File

Minimized mean solution structure of the acyl carrier protein domain from module 2 of 6-deoxyerythronolide B synthase (DEBS)

Alekseyev, V.Y., Liu, C.W., Puglisi, J.D., Khosla, C.

(2007) Protein Sci 16: 2093-2107

Released	2007-10-02
Method	SOLUTION NMR
Organisms	Saccharopolyspora erythraea
Macromolecule	Erythronolide synthase (protein)

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2QO3 \| pdb_00002qo3	Download File View File

Crystal Structure of [KS3][AT3] didomain from module 3 of 6-deoxyerthronolide B synthase

Khosla, C., Cane, E.D., Tang, Y., Chen, Y.A., Kim, C.Y.

(2007) Chem Biol 14: 931-943

Released	2007-09-04
Method	X-RAY DIFFRACTION 2.59 Å
Organisms	Saccharopolyspora erythraea
Macromolecule	EryAII Erythromycin polyketide synthase modules 3 and 4 (protein)
Unique Ligands	ACT, CER, CL

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3EL6 \| pdb_00003el6	Download File View File

Crystal Structure of the Erythromycin Dehydratase

Keatinge-Clay, A.T.

(2008) J Mol Biology 384: 941-953

Released	2008-11-11
Method	X-RAY DIFFRACTION 1.85 Å
Organisms	Saccharopolyspora erythraea
Macromolecule	Erythromycin dehydratase (protein)
Unique Ligands	CL, SO4

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4LN9 \| pdb_00004ln9	Download File View File

Crystal structure of the dehydratase domain from the terminal module of the rifamycin polyketide synthase

Gay, D.C., You, Y.-O., Cane, D., Keatinge-Clay, A.T.

(2013) Biochemistry 52: 8916-8928

Released	2013-12-18
Method	X-RAY DIFFRACTION 1.82 Å
Organisms	Amycolatopsis mediterranei
Macromolecule	Rifamycin polyketide synthase (protein)

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5D3K \| pdb_00005d3k	Download File View File

Crystal structure of the thioesterase domain of deoxyerythronolide B synthase

Bergeret, F., Argyropoulos, P., Boddy, C.N., Schmeing, T.M.

(2015) Biochim Biophys Acta 1860: 486-497

Released	2015-12-09
Method	X-RAY DIFFRACTION 1.7 Å
Organisms	Saccharopolyspora erythraea
Macromolecule	Erythronolide synthase, modules 5 and 6 (protein)
Unique Ligands	1PE, CA

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5D3Z \| pdb_00005d3z	Download File View File

Crystal structure of the thioesterase domain of deoxyerythronolide B synthase in complex with a small phosphonate inhibitor

Bergeret, F., Argyropoulos, P., Boddy, C.N., Schmeing, T.M.

(2015) Biochim Biophys Acta 1860: 486-497

Released	2015-12-09
Method	X-RAY DIFFRACTION 2.1 Å
Organisms	Saccharopolyspora erythraea
Macromolecule	Erythronolide synthase, modules 5 and 6 (protein)
Unique Ligands	1PE, 57H, CA

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6C9U \| pdb_00006c9u	Download File View File

Crystal structure of [KS3][AT3] didomain from module 3 of 6-deoxyerthronolide B synthase in complex with antibody fragment (Fab)

Deis, L.N., Li, X., Mathews, I.I., Khosla, C.

(2018) J Am Chem Soc 140: 6518-6521

Released	2018-05-23
Method	X-RAY DIFFRACTION 2.09 Å
Organisms	Homo sapiens Saccharopolyspora erythraea
Macromolecule	6-deoxyerythronolide-B synthase EryA2, modules 3 and 4 (protein) Heavy chain of Fab 1B2 (protein) Light chain of Fab 1B2 (protein)
Unique Ligands	K, NA

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6MLK \| pdb_00006mlk	Download File View File

Structure of Thioesterase from DEBS with a thioesterase-specific antibody

Mathews, I.I., Li, X., Khosla, C.

(2018) Biochemistry 57: 6201-6208

Released	2018-10-17
Method	X-RAY DIFFRACTION 2.45 Å
Organisms	Homo sapiens Saccharopolyspora erythraea
Macromolecule	6-deoxyerythronolide-B synthase EryA3, modules 5 and 6 (protein) Heavy chain of Fab 3A6 (protein) Light chain of Fab 3A6 (protein)
Unique Ligands	CL

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6W7S \| pdb_00006w7s	Download File View File

Ketoreductase from module 1 of the 6-deoxyerythronolide B synthase (KR1) in complex with antibody fragment (Fab) 2G10

Cogan, D.P., Mathews, I.I., Khosla, C.

(2020) J Am Chem Soc 142: 14933-14939

Released	2020-09-09
Method	X-RAY DIFFRACTION 2.25 Å
Organisms	Homo sapiens Saccharopolyspora erythraea
Macromolecule	2G10 (Fab heavy chain) (protein) 2G10 (Fab light chain) (protein) EryAI (protein)
Unique Ligands	CL, MES

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6WH9 \| pdb_00006wh9	Download File View File

Ketoreductase from module 1 of the 6-deoxyerythronolide B synthase (KR1) in complex with antibody fragment (Fab) 1D10

Cogan, D.P., Mathews, I.I., Khosla, C.

(2020) J Am Chem Soc 142: 14933-14939

Released	2020-09-09
Method	X-RAY DIFFRACTION 2.75 Å
Organisms	Homo sapiens Saccharopolyspora erythraea
Macromolecule	1D10 (Fab heavy chain) (protein) 1D10 (Fab light chain) (protein) KR1 (protein)
Unique Ligands	SO4

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7M7E \| pdb_00007m7e	Download File View File

6-Deoxyerythronolide B synthase (DEBS) hybrid module (M3/1) in complex with antibody fragment 1B2

Cogan, D.P., Zhang, K., Chiu, W., Khosla, C.

(2021) Science 374: 729-734

Released	2021-11-17
Method	ELECTRON MICROSCOPY 3.2 Å
Organisms	Homo sapiens Saccharopolyspora erythraea
Macromolecule	1B2 (heavy chain) (protein) 1B2 (light chain) (protein) 6-deoxyerythronolide-B synthase EryA2, modules 3 and 4,EryAI,6-deoxyerythronolide-B synthase EryA3, modules 5 and 6 chimera (protein)

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7M7F \| pdb_00007m7f	Download File View File

6-Deoxyerythronolide B synthase (DEBS) module 1 in complex with antibody fragment 1B2: State 1

Cogan, D.P., Zhang, K., Chiu, W., Khosla, C.

(2021) Science 374: 729-734

Released	2021-11-17
Method	ELECTRON MICROSCOPY 3.2 Å
Organisms	Homo sapiens Saccharopolyspora erythraea
Macromolecule	1B2 (heavy chain) (protein) 1B2 (light chain) (protein) EryAI,6-deoxyerythronolide-B synthase EryA3, modules 5 and 6 chimera (protein)
Unique Ligands	PN7

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7M7G \| pdb_00007m7g	Download File View File

6-Deoxyerythronolide B synthase (DEBS) module 1 in complex with antibody fragment 1B2: State 2

Cogan, D.P., Zhang, K., Chiu, W., Khosla, C.

(2021) Science 374: 729-734

Released	2021-11-17
Method	ELECTRON MICROSCOPY 4.1 Å
Organisms	Homo sapiens Saccharopolyspora erythraea
Macromolecule	1B2 (heavy chain) (protein) 1B2 (light chain) (protein) EryAI,6-deoxyerythronolide-B synthase EryA3, modules 5 and 6 chimera (protein)

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7M7H \| pdb_00007m7h	Download File View File

6-Deoxyerythronolide B synthase (DEBS) module 1 in complex with antibody fragment 1B2: State 1'

Cogan, D.P., Zhang, K., Chiu, W., Khosla, C.

(2021) Science 374: 729-734

Released	2021-11-17
Method	ELECTRON MICROSCOPY 4.1 Å
Organisms	Homo sapiens Saccharopolyspora erythraea
Macromolecule	1B2 (heavy chain) (protein) 1B2 (light chain) (protein) EryAI,6-deoxyerythronolide-B synthase EryA3, modules 5 and 6 chimera (protein)

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7M7I \| pdb_00007m7i	Download File View File

6-Deoxyerythronolide B synthase (DEBS) module 1 in complex with antibody fragment 1B2 (TE-free)

Cogan, D.P., Zhang, K., Chiu, W., Khosla, C.

(2021) Science 374: 729-734

Released	2021-11-17
Method	ELECTRON MICROSCOPY 3.4 Å
Organisms	Homo sapiens Saccharopolyspora erythraea
Macromolecule	1B2 (heavy chain) (protein) 1B2 (light chain) (protein) EryAI (protein)
Unique Ligands	PN7

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7M7J \| pdb_00007m7j	Download File View File

6-Deoxyerythronolide B synthase (DEBS) module 1 in complex with antibody fragment 1B2: "turnstile closed" state (TE-free)

Cogan, D.P., Zhang, K., Chiu, W., Khosla, C.

(2021) Science 374: 729-734

Released	2021-11-17
Method	ELECTRON MICROSCOPY 4.3 Å
Organisms	Homo sapiens Saccharopolyspora erythraea
Macromolecule	1B2 (heavy chain) (protein) 1B2 (light chain) (protein) EryAI (protein)

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7S6C \| pdb_00007s6c	Download File View File

CryoEM structure of modular PKS holo-Lsd14 stalled at the condensation step and bound to antibody fragment 1B2, composite structure

Bagde, S.R., Kim, C.-Y., Fromme, J.C.

(2021) Science 374: 723-729

Released	2021-11-03
Method	ELECTRON MICROSCOPY 3.1 Å
Organisms	Homo sapiens Saccharopolyspora erythraea Streptomyces lasalocidi
Macromolecule	6-deoxyerythronolide-B synthase EryA2, modules 3 and 4, Lsd14 Polyketide synthase fusion (protein) Fab 1B2 heavy chain (protein) Fab 1B2 light chain (protein)
Unique Ligands	ATR, PNS

1 to 25 of 39 Structures

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Structure Determination Methodology

Scientific Name of Source Organism

Taxonomy

Experimental Method

Polymer Entity Type

Refinement Resolution (Å)

Release Date

Enzyme Classification Name

Symmetry Type

SCOP Classification

1KEZ | pdb_00001kez

1MO2 | pdb_00001mo2

1PZQ | pdb_00001pzq

1PZR | pdb_00001pzr

2FR0 | pdb_00002fr0

2FR1 | pdb_00002fr1

2HG4 | pdb_00002hg4

2JU1 | pdb_00002ju1

2JU2 | pdb_00002ju2

2QO3 | pdb_00002qo3

3EL6 | pdb_00003el6

4LN9 | pdb_00004ln9

5D3K | pdb_00005d3k

5D3Z | pdb_00005d3z

6C9U | pdb_00006c9u

6MLK | pdb_00006mlk

6W7S | pdb_00006w7s

6WH9 | pdb_00006wh9

7M7E | pdb_00007m7e

7M7F | pdb_00007m7f

7M7G | pdb_00007m7g

7M7H | pdb_00007m7h

7M7I | pdb_00007m7i

7M7J | pdb_00007m7j

7S6C | pdb_00007s6c