9MN0 | pdb_00009mn0

E. coli SR1 single-ring GroEL templated into pseudo-double-ring complex with PBZ1587 inhibitor

PDB DOI: https://doi.org/10.2210/pdb9MN0/pdb
EM Map EMD-48409: EMDB EMDataResource

Classification: CHAPERONE
Organism(s): Escherichia coli
Expression System: Escherichia coli
Mutation(s): No

Deposited: 2024-12-20 Released: 2026-01-21
Deposition Author(s): Johnson, S.M., Chen, Q.
Funding Organization(s): National Institutes of Health/National Institute of General Medical Sciences (NIH/NIGMS)

Experimental Data Snapshot

Method: ELECTRON MICROSCOPY
Resolution: 3.00 Å
Aggregation State: PARTICLE
Reconstruction Method: SINGLE PARTICLE

wwPDB Validation 3D Report Full Report

Validation slider image for 9MN0

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

Literature

Deciphering the unique mechanism whereby bis-sulfonamido-2-phenylbenzoxazole (PBZ) GroEL/ES inhibitors modulate chaperonin ATPase and client protein folding functions.

Stevens, M., Doud, E., Norambuena, J., Tepper, K., Trindl, C.A., Carpenter, R., Chapman, E., Boyd, J.M., Wells, C., Chen, Q., Johnson, S.M.

To be published.

Macromolecule Content

Total Structure Weight: 805.69 kDa
Atom Count: 49,973
Modeled Residue Count: 6,790
Deposited Residue Count: 7,672
Unique protein chains: 1

Macromolecules

Find similar proteins by:

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Chaperonin GroEL	A, B, C, D, E A, B, C, D, E, F, G, H, I, J, K, L, M, N	548	Escherichia coli	Mutation(s): 0 Gene Names: groL, groEL, groL_1, A2J79_003959, A2J79_005474, A5U30_003693, ABE91_001090, ACN81_06325, ACU57_19295, B6R15_002033... groL, groEL, groL_1, A2J79_003959, A2J79_005474, A5U30_003693, ABE91_001090, ACN81_06325, ACU57_19295, B6R15_002033, B6R31_000859, BANRA_00147, BANRA_02830, BB545_11040, BCB93_001198, BG944_005198, BGM66_001100, BGZ_01627, BGZ_05100, BK300_24275, BK383_12940, BKL28_003536, BKL28_005489, BMT50_06320, BMT91_05495, BRV02_002050, BTB68_004143, BTQ06_07135, BvCmsKKP061_03324, BvCmsNSP007_04896, BvCmsSIP010_01340, BXT93_23590, C0P57_003473, C1Q91_002277, C2M16_07145, C2R31_001785, C2R31_005321, C3F40_14340, C6669_06700, C719_002796, C7B02_22870, C9160_20130, C9194_23880, C9Z68_08425, CCS08_01935, CF22_001662, CF22_005318, CG704_01665, CIG67_06440, CQ842_09470, CQ842_11950, CV83915_01888, CWS33_03390, D3C88_27260, D3G36_16020, D3G36_27385, D4N09_04290, D9D43_14725, D9E49_11975, D9J61_09370, DD762_21030, DL968_22275, DNQ45_22695, DNX30_08345, DNX30_30410, DS732_02495, DTL43_02185, DU321_10255, E2865_05408, E4K51_08915, E5H86_25825, E6D34_03900, EAI46_05875, ECs5124, EIA08_20145, EN85_000862, EPS76_03470, EPS97_10040, EWK56_08835, ExPECSC038_04651, F7F11_04220, F7N46_18305, F7N46_27130, F9413_14230, F9461_18160, F9461_28440, F9B07_06155, FGAF848_41910, FIJ20_10460, FJQ40_01790, FKO60_18130, FOI11_014910, FOI11_20770, FPI65_25535, FPS11_04035, FPS11_29800, FVB16_06060, FZU14_15570, G3V95_22465, G3W53_08890, G4A38_02930, G4A47_11060, GAI89_04545, GAJ12_10905, GKF66_07975, GNW61_00495, GNZ05_11940, GOP25_14290, GP711_17780, GP944_08950, GP954_08230, GP975_02890, GQE86_14145, GQM04_14160, GQM13_10590, GQM21_05675, GQN24_09575, GQN34_02395, GRC73_06265, GRW05_17640, GRW24_06445, GTP92_21420, GUC01_08885, HEP30_014195, HHH44_003373, HI055_001395, HI055_004873, HIE29_005290, HJQ60_002547, HJQ60_005759, HKA49_000870, HLX92_12540, HLZ39_23060, HLZ50_12865, HMV95_06875, HV109_21650, HV209_20120, HVV39_15060, HVW04_12630, HVW43_14140, HVY77_23275, I6H00_16320, I6H02_16535, IFC14_000451, IFC14_005433, IH772_04800, J5U05_001408, J8F57_000144, JNA68_20335, JNP96_02875, NCTC10082_01857, NCTC10089_04560, NCTC10418_06721, NCTC10764_04513, NCTC10767_00467, NCTC10865_05650, NCTC10974_05136, NCTC11112_02719, NCTC11181_01789, NCTC11341_03019, NCTC7927_05027, NCTC8333_05251, NCTC8500_05095, NCTC8621_04680, NCTC8622_02021, NCTC8959_04316, NCTC8960_02051, NCTC9044_02622, NCTC9045_05354, NCTC9073_03984, NCTC9077_05690, NCTC9081_01494, NCTC9117_05641, NCTC9702_05313, NCTC9706_01822, NOI85_20245, NY836_27345, OFN31_10965, OGM49_01575, P6223_004291, PWL68_003757, PWL68_005303, Q2V20_10495, Q2V64_07780, QDW62_23655, QO046_18850, R8G00_19495, R8O40_003300, R8O40_005491, RZR61_04445, SAMEA3472044_01554, SAMEA3472056_01662, V9Z47_22995, WR15_07175 EC: 5.6.1.7
UniProt
Find proteins for P0A6F5 (Escherichia coli (strain K12)) Explore P0A6F5 Go to UniProtKB: P0A6F5
Entity Groups
Sequence Clusters	30% Identity 50% Identity 70% Identity 90% Identity 95% Identity 100% Identity
UniProt Group	P0A6F5
Sequence Annotations Expand
Reference Sequence

Small Molecules

Ligands 1 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram	3D Interactions
A1AS6 (Subject of Investigation/LOI) Query on A1AS6 Download:Ideal Coordinates CCD File SDF format, chain U [auth N] SDF format, chain T [auth M] SDF format, chain S [auth L] SDF format, chain R [auth K] SDF format, chain Q [auth J] SDF format, chain P [auth I] SDF format, chain O [auth H] MOL2 format, chain U [auth N] MOL2 format, chain T [auth M] MOL2 format, chain S [auth L] MOL2 format, chain R [auth K] MOL2 format, chain Q [auth J] MOL2 format, chain P [auth I] MOL2 format, chain O [auth H] mmCIF format, chain U [auth N] mmCIF format, chain T [auth M] mmCIF format, chain S [auth L] mmCIF format, chain R [auth K] mmCIF format, chain Q [auth J] mmCIF format, chain P [auth I] mmCIF format, chain O [auth H]	O [auth H] P [auth I] Q [auth J] R [auth K] S [auth L] O [auth H], P [auth I], Q [auth J], R [auth K], S [auth L], T [auth M], U [auth N]	N-(2-{4-[4-(aminomethyl)benzene-1-sulfonamido]phenyl}-1,3-benzoxazol-5-yl)-5-chlorothiophene-2-sulfonamide C₂₄ H₁₉ Cl N₄ O₅ S₃ VBUCAAQVTLWTNJ-UHFFFAOYSA-N		Interactions Focus chain O [auth H] Focus chain P [auth I] Focus chain Q [auth J] Focus chain R [auth K] Focus chain S [auth L] Focus chain T [auth M] Focus chain U [auth N] Interactions & Density Focus chain O [auth H] Focus chain P [auth I] Focus chain Q [auth J] Focus chain R [auth K] Focus chain S [auth L] Focus chain T [auth M] Focus chain U [auth N]

Experimental Data & Validation

Experimental Data

Method: ELECTRON MICROSCOPY
Resolution: 3.00 Å
Aggregation State: PARTICLE
Reconstruction Method: SINGLE PARTICLE

Structure Validation

View Full Validation Report

View more in-depth experimental data

Entry History

& Funding Information

Deposition Data

Released Date: 2026-01-21

Deposition Author(s):

Funding Organization	Location	Grant Number
National Institutes of Health/National Institute of General Medical Sciences (NIH/NIGMS)	United States	R01GM120350

Revision History (Full details and data files)

Version 1.0: 2026-01-21
Type: Initial release