8WGG | pdb_00008wgg

Crystal structure of basal pilin PilB from Streptococcus sanguinis

PDB DOI: https://doi.org/10.2210/pdb8WGG/pdb

Classification: CELL ADHESION
Organism(s): Streptococcus sanguinis SK36
Expression System: Escherichia coli BL21(DE3)
Mutation(s): No

Deposited: 2023-09-21 Released: 2025-03-26
Deposition Author(s): Yadav, S., Parijat, P., Krishnan, V.
Funding Organization(s): Science and Engineering Research Board (SERB)

Experimental Data Snapshot

Method: X-RAY DIFFRACTION
Resolution: 1.88 Å
R-Value Free:
0.229 (Depositor), 0.239 (DCC)
R-Value Work:
0.198 (Depositor), 0.206 (DCC)
R-Value Observed:
0.199 (Depositor)

Starting Model: experimental
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wwPDB Validation 3D Report Full Report

Ligand Structure Quality Assessment

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

Literature

Crystal structure of basal pilin PilB from Streptococcus sanguinis

Yadav, S., Parijat, P., Krishnan, V.

To be published.

Macromolecule Content

Total Structure Weight: 49.25 kDa
Atom Count: 3,466
Modeled Residue Count: 418
Deposited Residue Count: 451
Unique protein chains: 1

Macromolecules

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(by identity cutoff) | 3D Structure

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
FimA fimbrial subunit-like protein, putative	A	451	Streptococcus sanguinis SK36	Mutation(s): 0 Gene Names: SSA_1633
UniProt
Find proteins for A3CPB6 (Streptococcus sanguinis (strain SK36)) Explore A3CPB6 Go to UniProtKB: A3CPB6
Entity Groups
Sequence Clusters	30% Identity50% Identity70% Identity90% Identity95% Identity100% Identity
UniProt Group	A3CPB6
Sequence Annotations Expand
Reference Sequence

Small Molecules

Ligands 5 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram	3D Interactions
EDO (Subject of Investigation/LOI) Query on EDO Download Ideal Coordinates CCD File SDF format, chain E [auth A] SDF format, chain G [auth A] SDF format, chain H [auth A] SDF format, chain I [auth A] MOL2 format, chain E [auth A] MOL2 format, chain G [auth A] MOL2 format, chain H [auth A] MOL2 format, chain I [auth A] mmCIF format, chain E [auth A] mmCIF format, chain G [auth A] mmCIF format, chain H [auth A] mmCIF format, chain I [auth A]	E [auth A], G [auth A], H [auth A], I [auth A]	1,2-ETHANEDIOL C₂ H₆ O₂ LYCAIKOWRPUZTN-UHFFFAOYSA-N		Interactions Focus chain E [auth A] Focus chain G [auth A] Focus chain H [auth A] Focus chain I [auth A] Interactions & Density Focus chain E [auth A] Focus chain G [auth A] Focus chain H [auth A] Focus chain I [auth A]
ACY (Subject of Investigation/LOI) Query on ACY Download Ideal Coordinates CCD File SDF format, chain D [auth A] SDF format, chain F [auth A] MOL2 format, chain D [auth A] MOL2 format, chain F [auth A] mmCIF format, chain D [auth A] mmCIF format, chain F [auth A]	D [auth A], F [auth A]	ACETIC ACID C₂ H₄ O₂ QTBSBXVTEAMEQO-UHFFFAOYSA-N		Interactions Focus chain D [auth A] Focus chain F [auth A] Interactions & Density Focus chain D [auth A] Focus chain F [auth A]
ACT (Subject of Investigation/LOI) Query on ACT Download Ideal Coordinates CCD File SDF format, chain K [auth A] MOL2 format, chain K [auth A] mmCIF format, chain K [auth A]	K [auth A]	ACETATE ION C₂ H₃ O₂ QTBSBXVTEAMEQO-UHFFFAOYSA-M		Interactions Focus chain K [auth A] Interactions & Density Focus chain K [auth A]
FMT (Subject of Investigation/LOI) Query on FMT Download Ideal Coordinates CCD File SDF format, chain C [auth A] SDF format, chain L [auth A] SDF format, chain J [auth A] SDF format, chain B [auth A] MOL2 format, chain C [auth A] MOL2 format, chain L [auth A] MOL2 format, chain J [auth A] MOL2 format, chain B [auth A] mmCIF format, chain C [auth A] mmCIF format, chain L [auth A] mmCIF format, chain J [auth A] mmCIF format, chain B [auth A]	B [auth A], C [auth A], J [auth A], L [auth A]	FORMIC ACID C H₂ O₂ BDAGIHXWWSANSR-UHFFFAOYSA-N		Interactions Focus chain B [auth A] Focus chain C [auth A] Focus chain J [auth A] Focus chain L [auth A] Interactions & Density Focus chain B [auth A] Focus chain C [auth A] Focus chain J [auth A] Focus chain L [auth A]
NA (Subject of Investigation/LOI) Query on NA Download Ideal Coordinates CCD File SDF format, chain M [auth A] MOL2 format, chain M [auth A] mmCIF format, chain M [auth A]	M [auth A]	SODIUM ION Na FKNQFGJONOIPTF-UHFFFAOYSA-N		Interactions Focus chain M [auth A] Interactions & Density Focus chain M [auth A]