33CU | pdb_000033cu

Chlororaphen Synthase from Pseudomonas chlororaphis (Pc-ChloS) in complex with thiopyrophosphate and BisTris-buffer

PDB DOI: https://doi.org/10.2210/pdb33CU/pdb

Classification: LYASE
Organism(s): Pseudomonas chlororaphis
Expression System: Escherichia coli BL21(DE3)
Mutation(s): No

Deposited: 2026-08-10 Released: 2026-09-30
Deposition Author(s): Yang, K., Groll, M., Dickschat, J.S.
Funding Organization(s): German Research Foundation (DFG)

Experimental Data Snapshot

Method: X-RAY DIFFRACTION
Resolution: 1.25 Å
R-Value Free:
0.158 (Depositor), 0.161 (DCC)
R-Value Work:
0.135 (Depositor), 0.138 (DCC)
R-Value Observed:
0.136 (Depositor)

Starting Model: experimental
View more details

wwPDB Validation 3D Report Full Report

Ligand Structure Quality Assessment

This is version 1.0 of the entry. See complete history.

Literature

Structural Basis of Cyclized C17 Precursor Recognition and Product Formation in Chlororaphen and Grimophan Biosynthesis

Yang, K., Groll, M., Dickschat, J.S.

(2026) J Am Chem Soc

DOI: https://doi.org/10.1021/jacs.6c17074

Macromolecule Content

Total Structure Weight: 79.85 kDa
Atom Count: 6,032
Modeled Residue Count: 642
Deposited Residue Count: 678
Unique protein chains: 1

Macromolecules

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| 3D Structure

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Terpene synthase	A, B	339	Pseudomonas chlororaphis	Mutation(s): 0 Gene Names: PchlO6_6041
Entity Groups
Sequence Clusters	30% Identity 50% Identity 70% Identity 90% Identity 95% Identity 100% Identity
Sequence Annotations Expand
Reference Sequence

Small Molecules

Ligands 7 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram	3D Interactions
BTB (Subject of Investigation/LOI) Query on BTB Download:Ideal Coordinates CCD File SDF format, chain W [auth B] SDF format, chain G [auth A] MOL2 format, chain W [auth B] MOL2 format, chain G [auth A] mmCIF format, chain W [auth B] mmCIF format, chain G [auth A]	G [auth A], W [auth B]	2-[BIS-(2-HYDROXY-ETHYL)-AMINO]-2-HYDROXYMETHYL-PROPANE-1,3-DIOL C₈ H₁₉ N O₅ OWMVSZAMULFTJU-UHFFFAOYSA-N		Interactions Focus chain G [auth A] Focus chain W [auth B] Interactions & Density Focus chain G [auth A] Focus chain W [auth B]
PIS (Subject of Investigation/LOI) Query on PIS Download:Ideal Coordinates CCD File SDF format, chain V [auth B] SDF format, chain F [auth A] MOL2 format, chain V [auth B] MOL2 format, chain F [auth A] mmCIF format, chain V [auth B] mmCIF format, chain F [auth A]	F [auth A], V [auth B]	TRIHYDROGEN THIODIPHOSPHATE H₃ O₆ P₂ S HWTUHTNZLQJJEV-UHFFFAOYSA-M		Interactions Focus chain F [auth A] Focus chain V [auth B] Interactions & Density Focus chain F [auth A] Focus chain V [auth B]
PEG Query on PEG Download:Ideal Coordinates CCD File SDF format, chain Q [auth A] SDF format, chain EA [auth B] MOL2 format, chain Q [auth A] MOL2 format, chain EA [auth B] mmCIF format, chain Q [auth A] mmCIF format, chain EA [auth B]	EA [auth B], Q [auth A]	DI(HYDROXYETHYL)ETHER C₄ H₁₀ O₃ MTHSVFCYNBDYFN-UHFFFAOYSA-N		Interactions Focus chain EA [auth B] Focus chain Q [auth A] Interactions & Density Focus chain EA [auth B] Focus chain Q [auth A]
BU3 Query on BU3 Download:Ideal Coordinates CCD File SDF format, chain AA [auth B] SDF format, chain BA [auth B] SDF format, chain H [auth A] SDF format, chain J [auth A] SDF format, chain K [auth A] SDF format, chain L [auth A] SDF format, chain M [auth A] SDF format, chain N [auth A] SDF format, chain O [auth A] SDF format, chain Z [auth B] SDF format, chain Y [auth B] SDF format, chain P [auth A] SDF format, chain I [auth A] SDF format, chain DA [auth B] SDF format, chain CA [auth B] MOL2 format, chain AA [auth B] MOL2 format, chain BA [auth B] MOL2 format, chain H [auth A] MOL2 format, chain J [auth A] MOL2 format, chain K [auth A] MOL2 format, chain L [auth A] MOL2 format, chain M [auth A] MOL2 format, chain N [auth A] MOL2 format, chain O [auth A] MOL2 format, chain Z [auth B] MOL2 format, chain Y [auth B] MOL2 format, chain P [auth A] MOL2 format, chain I [auth A] MOL2 format, chain DA [auth B] MOL2 format, chain CA [auth B] mmCIF format, chain AA [auth B] mmCIF format, chain BA [auth B] mmCIF format, chain H [auth A] mmCIF format, chain J [auth A] mmCIF format, chain K [auth A] mmCIF format, chain L [auth A] mmCIF format, chain M [auth A] mmCIF format, chain N [auth A] mmCIF format, chain O [auth A] mmCIF format, chain Z [auth B] mmCIF format, chain Y [auth B] mmCIF format, chain P [auth A] mmCIF format, chain I [auth A] mmCIF format, chain DA [auth B] mmCIF format, chain CA [auth B]	AA [auth B] BA [auth B] CA [auth B] DA [auth B] H [auth A] AA [auth B], BA [auth B], CA [auth B], DA [auth B], H [auth A], I [auth A], J [auth A], K [auth A], L [auth A], M [auth A], N [auth A], O [auth A], P [auth A], Y [auth B], Z [auth B]	(R,R)-2,3-BUTANEDIOL C₄ H₁₀ O₂ OWBTYPJTUOEWEK-QWWZWVQMSA-N		Interactions Focus chain AA [auth B] Focus chain BA [auth B] Focus chain CA [auth B] Focus chain DA [auth B] Focus chain H [auth A] Focus chain I [auth A] Focus chain J [auth A] Focus chain K [auth A] Focus chain L [auth A] Focus chain M [auth A] Focus chain N [auth A] Focus chain O [auth A] Focus chain P [auth A] Focus chain Y [auth B] Focus chain Z [auth B] Interactions & Density Focus chain AA [auth B] Focus chain BA [auth B] Focus chain CA [auth B] Focus chain DA [auth B] Focus chain H [auth A] Focus chain I [auth A] Focus chain J [auth A] Focus chain K [auth A] Focus chain L [auth A] Focus chain M [auth A] Focus chain N [auth A] Focus chain O [auth A] Focus chain P [auth A] Focus chain Y [auth B] Focus chain Z [auth B]
EDO Query on EDO Download:Ideal Coordinates CCD File SDF format, chain X [auth B] MOL2 format, chain X [auth B] mmCIF format, chain X [auth B]	X [auth B]	1,2-ETHANEDIOL C₂ H₆ O₂ LYCAIKOWRPUZTN-UHFFFAOYSA-N		Interactions Focus chain X [auth B] Interactions & Density Focus chain X [auth B]
MG (Subject of Investigation/LOI) Query on MG Download:Ideal Coordinates CCD File SDF format, chain T [auth B] SDF format, chain U [auth B] SDF format, chain S [auth B] SDF format, chain E [auth A] SDF format, chain D [auth A] SDF format, chain C [auth A] MOL2 format, chain T [auth B] MOL2 format, chain U [auth B] MOL2 format, chain S [auth B] MOL2 format, chain E [auth A] MOL2 format, chain D [auth A] MOL2 format, chain C [auth A] mmCIF format, chain T [auth B] mmCIF format, chain U [auth B] mmCIF format, chain S [auth B] mmCIF format, chain E [auth A] mmCIF format, chain D [auth A] mmCIF format, chain C [auth A]	C [auth A] D [auth A] E [auth A] S [auth B] T [auth B] C [auth A], D [auth A], E [auth A], S [auth B], T [auth B], U [auth B]	MAGNESIUM ION Mg JLVVSXFLKOJNIY-UHFFFAOYSA-N		Interactions Focus chain C [auth A] Focus chain D [auth A] Focus chain E [auth A] Focus chain S [auth B] Focus chain T [auth B] Focus chain U [auth B] Interactions & Density Focus chain C [auth A] Focus chain D [auth A] Focus chain E [auth A] Focus chain S [auth B] Focus chain T [auth B] Focus chain U [auth B]
NA Query on NA Download:Ideal Coordinates CCD File SDF format, chain FA [auth B] SDF format, chain GA [auth B] SDF format, chain R [auth A] MOL2 format, chain FA [auth B] MOL2 format, chain GA [auth B] MOL2 format, chain R [auth A] mmCIF format, chain FA [auth B] mmCIF format, chain GA [auth B] mmCIF format, chain R [auth A]	FA [auth B], GA [auth B], R [auth A]	SODIUM ION Na FKNQFGJONOIPTF-UHFFFAOYSA-N		Interactions Focus chain FA [auth B] Focus chain GA [auth B] Focus chain R [auth A] Interactions & Density Focus chain FA [auth B] Focus chain GA [auth B] Focus chain R [auth A]