7CYF

Cryo-EM structure of bicarbonate transporter SbtA in complex with PII-like signaling protein SbtB from Synechocystis sp. PCC 6803

PDB DOI: https://doi.org/10.2210/pdb7CYF/pdb
EM Map EMD-30499: EMDB EMDataResource

Classification: TRANSPORT PROTEIN
Organism(s): Synechocystis sp. PCC 6803 substr. Kazusa
Expression System: Escherichia coli
Mutation(s): No
Membrane Protein: Yes OPMPDBTMMemProtMD

Deposited: 2020-09-03 Released: 2021-06-23
Deposition Author(s): Liu, X.Y., Jiang, Y.L., Wang, L., Hou, W.T., Chen, Y., Zhou, C.Z.
Funding Organization(s): Chinese Academy of Sciences, National Natural Science Foundation of China (NSFC)

Experimental Data Snapshot

Method: ELECTRON MICROSCOPY
Resolution: 3.15 Å
Aggregation State: PARTICLE
Reconstruction Method: SINGLE PARTICLE

wwPDB Validation 3D Report Full Report

This is version 1.1 of the entry. See complete history.

Literature

Structures of cyanobacterial bicarbonate transporter SbtA and its complex with PII-like SbtB.

Liu, X.Y., Hou, W.T., Wang, L., Li, B., Chen, Y., Chen, Y., Jiang, Y.L., Zhou, C.Z.

(2021) Cell Discov 7: 63-63

PubMed: 34373447 Search on PubMedSearch on PubMed Central
DOI: https://doi.org/10.1038/s41421-021-00287-w
Primary Citation of Related Structures:
7CYE, 7CYF

Organizational Affiliation

Hefei National Laboratory for Physical Sciences at the Microscale and School of Life Sciences, University of Science and Technology of China, Hefei, Anhui, China.

Macromolecule Content

Total Structure Weight: 156.19 kDa
Atom Count: 9,996
Modelled Residue Count: 1,329
Deposited Residue Count: 1,452
Unique protein chains: 2

Macromolecules

Find similar proteins by:

(by identity cutoff) | 3D Structure

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Slr1512 protein	A, B, C	374	Synechocystis sp. PCC 6803 substr. Kazusa	Mutation(s): 0 Gene Names: slr1512 Membrane Entity: Yes
UniProt
Find proteins for P73953 (Synechocystis sp. (strain PCC 6803 / Kazusa)) Explore P73953 Go to UniProtKB: P73953
Entity Groups
Sequence Clusters	30% Identity50% Identity70% Identity90% Identity95% Identity100% Identity
UniProt Group	P73953
Sequence Annotations Expand
Reference Sequence

Find similar proteins by:

(by identity cutoff) | 3D Structure

Entity ID: 2
Molecule	Chains	Sequence Length	Organism	Details	Image
Membrane-associated protein slr1513	D, E, F	110	Synechocystis sp. PCC 6803 substr. Kazusa	Mutation(s): 0 Gene Names: slr1513 Membrane Entity: Yes
UniProt
Find proteins for P73954 (Synechocystis sp. (strain PCC 6803 / Kazusa)) Explore P73954 Go to UniProtKB: P73954
Entity Groups
Sequence Clusters	30% Identity50% Identity70% Identity90% Identity95% Identity100% Identity
UniProt Group	P73954
Sequence Annotations Expand
Reference Sequence

Small Molecules

Ligands 2 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram	3D Interactions
AMP Query on AMP Download Ideal Coordinates CCD File SDF format, chain J [auth D] SDF format, chain K [auth E] SDF format, chain L [auth F] MOL2 format, chain J [auth D] MOL2 format, chain K [auth E] MOL2 format, chain L [auth F]	J [auth D], K [auth E], L [auth F]	ADENOSINE MONOPHOSPHATE C₁₀ H₁₄ N₅ O₇ P UDMBCSSLTHHNCD-KQYNXXCUSA-N		Interactions Focus chain J [auth D] Focus chain K [auth E] Focus chain L [auth F] Interactions & Density Focus chain J [auth D] Focus chain K [auth E] Focus chain L [auth F]
NA Query on NA Download Ideal Coordinates CCD File SDF format, chain G [auth A] SDF format, chain H [auth B] SDF format, chain I [auth C] MOL2 format, chain G [auth A] MOL2 format, chain H [auth B] MOL2 format, chain I [auth C]	G [auth A], H [auth B], I [auth C]	SODIUM ION Na FKNQFGJONOIPTF-UHFFFAOYSA-N		Interactions Focus chain G [auth A] Focus chain H [auth B] Focus chain I [auth C] Interactions & Density Focus chain G [auth A] Focus chain H [auth B] Focus chain I [auth C]