9UG2 | pdb_00009ug2

Severed and capped actin fragment by two G1G3 domains of gelsolin

PDB DOI: https://doi.org/10.2210/pdb9UG2/pdb
EM Map EMD-64130: EMDB EMDataResource

Classification: CYTOSOLIC PROTEIN
Organism(s): Oryctolagus cuniculus, Homo sapiens
Expression System: Escherichia coli
Mutation(s): No

Deposited: 2025-04-11 Released: 2026-04-15
Deposition Author(s): Kim, H., Jung, H.S.
Funding Organization(s): National Research Foundation (NRF, Korea)

Experimental Data Snapshot

Method: ELECTRON MICROSCOPY
Resolution: 2.89 Å
Aggregation State: PARTICLE
Reconstruction Method: SINGLE PARTICLE

wwPDB Validation 3D Report Full Report

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

Literature

Structural insights into the cooperative actin-severing activity of Gelsolin

Kim, H., Jung, H.S.

To be published.

Macromolecule Content

Total Structure Weight: 247.8 kDa
Atom Count: 17,011
Modeled Residue Count: 2,152
Deposited Residue Count: 2,197
Unique protein chains: 3

Macromolecules

Find similar proteins by: Sequence | 3D Structure

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Actin, alpha skeletal muscle	A [auth G], B [auth H], C [auth I]	7	Oryctolagus cuniculus	Mutation(s): 0 EC: 3.6.4

Find similar proteins by:

| 3D Structure

Entity ID: 2
Molecule	Chains	Sequence Length	Organism	Details	Image
Gelsolin	D [auth A], E [auth B]	348	Homo sapiens	Mutation(s): 0 Gene Names: GSN
UniProt & NIH Common Fund Data Resources
Find proteins for P06396 (Homo sapiens) Explore P06396 Go to UniProtKB: P06396
PHAROS: P06396 GTEx: ENSG00000148180
Entity Groups
Sequence Clusters	30% Identity 50% Identity 70% Identity 90% Identity 95% Identity 100% Identity
UniProt Group	P06396
Sequence Annotations Expand
Reference Sequence

Find similar proteins by:

| 3D Structure

Entity ID: 3
Molecule	Chains	Sequence Length	Organism	Details	Image
Actin, alpha skeletal muscle	F [auth C], G [auth D], H [auth E], I [auth F]	370	Oryctolagus cuniculus	Mutation(s): 0 EC: 3.6.4
UniProt
Find proteins for P68135 (Oryctolagus cuniculus) Explore P68135 Go to UniProtKB: P68135
Entity Groups
Sequence Clusters	30% Identity 50% Identity 70% Identity 90% Identity 95% Identity 100% Identity
UniProt Group	P68135
Sequence Annotations Expand
Reference Sequence

Small Molecules

Ligands 4 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram	3D Interactions
ADP (Subject of Investigation/LOI) Query on ADP Download:Ideal Coordinates CCD File SDF format, chain T [auth D] SDF format, chain V [auth E] SDF format, chain Z [auth F] SDF format, chain R [auth C] MOL2 format, chain T [auth D] MOL2 format, chain V [auth E] MOL2 format, chain Z [auth F] MOL2 format, chain R [auth C] mmCIF format, chain T [auth D] mmCIF format, chain V [auth E] mmCIF format, chain Z [auth F] mmCIF format, chain R [auth C]	R [auth C], T [auth D], V [auth E], Z [auth F]	ADENOSINE-5'-DIPHOSPHATE C₁₀ H₁₅ N₅ O₁₀ P₂ XTWYTFMLZFPYCI-KQYNXXCUSA-N		Interactions Focus chain R [auth C] Focus chain T [auth D] Focus chain V [auth E] Focus chain Z [auth F] Interactions & Density Focus chain R [auth C] Focus chain T [auth D] Focus chain V [auth E] Focus chain Z [auth F]
PO4 (Subject of Investigation/LOI) Query on PO4 Download:Ideal Coordinates CCD File SDF format, chain X [auth E] SDF format, chain BA [auth F] MOL2 format, chain X [auth E] MOL2 format, chain BA [auth F] mmCIF format, chain X [auth E] mmCIF format, chain BA [auth F]	BA [auth F], X [auth E]	PHOSPHATE ION O₄ P NBIIXXVUZAFLBC-UHFFFAOYSA-K		Interactions Focus chain BA [auth F] Focus chain X [auth E] Interactions & Density Focus chain BA [auth F] Focus chain X [auth E]
CA (Subject of Investigation/LOI) Query on CA Download:Ideal Coordinates CCD File 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 B] SDF format, chain O [auth B] SDF format, chain P [auth B] SDF format, chain Q [auth B] 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 B] MOL2 format, chain O [auth B] MOL2 format, chain P [auth B] MOL2 format, chain Q [auth B] 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 B] mmCIF format, chain O [auth B] mmCIF format, chain P [auth B] mmCIF format, chain Q [auth B]	J [auth A] K [auth A] L [auth A] M [auth A] N [auth B] J [auth A], K [auth A], L [auth A], M [auth A], N [auth B], O [auth B], P [auth B], Q [auth B]	CALCIUM ION Ca BHPQYMZQTOCNFJ-UHFFFAOYSA-N		Interactions Focus chain J [auth A] Focus chain K [auth A] Focus chain L [auth A] Focus chain M [auth A] Focus chain N [auth B] Focus chain O [auth B] Focus chain P [auth B] Focus chain Q [auth B] Interactions & Density Focus chain J [auth A] Focus chain K [auth A] Focus chain L [auth A] Focus chain M [auth A] Focus chain N [auth B] Focus chain O [auth B] Focus chain P [auth B] Focus chain Q [auth B]
MG (Subject of Investigation/LOI) Query on MG Download:Ideal Coordinates CCD File SDF format, chain AA [auth F] SDF format, chain S [auth C] SDF format, chain U [auth D] SDF format, chain W [auth E] SDF format, chain Y [auth E] MOL2 format, chain AA [auth F] MOL2 format, chain S [auth C] MOL2 format, chain U [auth D] MOL2 format, chain W [auth E] MOL2 format, chain Y [auth E] mmCIF format, chain AA [auth F] mmCIF format, chain S [auth C] mmCIF format, chain U [auth D] mmCIF format, chain W [auth E] mmCIF format, chain Y [auth E]	AA [auth F], S [auth C], U [auth D], W [auth E], Y [auth E]	MAGNESIUM ION Mg JLVVSXFLKOJNIY-UHFFFAOYSA-N		Interactions Focus chain AA [auth F] Focus chain S [auth C] Focus chain U [auth D] Focus chain W [auth E] Focus chain Y [auth E] Interactions & Density Focus chain AA [auth F] Focus chain S [auth C] Focus chain U [auth D] Focus chain W [auth E] Focus chain Y [auth E]

Modified Residues 2 Unique
ID	Chains	Type	Formula	2D Diagram	Parent
DTH Query on DTH	A [auth G], B [auth H], C [auth I]	D-PEPTIDE LINKING	C₄ H₉ N O₃		--
EEP Query on EEP	A [auth G], B [auth H], C [auth I]	L-PEPTIDE LINKING	C₆ H₁₃ N O₄		--
HYP Query on HYP	A [auth G], B [auth H], C [auth I]	L-PEPTIDE LINKING	C₅ H₉ N O₃		PRO
HIC Query on HIC	F [auth C], G [auth D], H [auth E], I [auth F]	L-PEPTIDE LINKING	C₇ H₁₁ N₃ O₂		HIS