5SW7 | pdb_00005sw7

Structure of the Human Hemoglobin Mutant Hb Providence (A-Gly-C:V1M; B,D:V1M,K82D; Ferrous, carbonmonoxy bound)

• PDB DOI: https://doi.org/10.2210/pdb5SW7/pdb

• Classification: OXYGEN TRANSPORT
• Organism(s): Homo sapiens
• Expression System: Escherichia coli
• Mutation(s): Yes 


• Deposited: 2016-08-08 Released: 2016-08-31 
• Deposition Author(s): Soman, J., Olson, J.S.
• Funding Organization(s): National Institutes of Health/National Heart, Lung, and Blood Institute (NIH/NHLBI), Robert A. Welch Foundation, National Institute of Food and Agriculture (NIFA, United States)

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.85 Å
• R-Value Free: 
  0.222 (Depositor), 0.220 (DCC) 
• R-Value Work: 
  0.186 (Depositor), 0.190 (DCC) 
• R-Value Observed: 
  0.189 (Depositor) 

Starting Model: experimental

Literature

Structure of the Human Hemoglobin Mutant Hb Providence (A-Gly-C:V1M; B,D:V1M,K82D; Ferrous, carbonmonoxy bound)

Soman, J., Olson, J.S.

To be published.

Biological Assembly 1  

Global Symmetry: Cyclic - C2  (Explore in 3D)
Global Stoichiometry: Hetero 4-mer - A2B2 Pseudo Symmetry: Dihedral - D2  (Explore in 3D)
Pseudo Stoichiometry: Homo 4-mer - A4 

Biological assembly 1 assigned by authors and generated by PISA (software)

Macromolecule Content 

• Total Structure Weight: 32.53 kDa 
• Atom Count: 2,522 
• Modeled Residue Count: 288 
• Deposited Residue Count: 288 
• Unique protein chains: 2

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Hemoglobin subunit alpha	A	142	Homo sapiens	Mutation(s): 1  Gene Names: HBA1, HBA2
UniProt & NIH Common Fund Data Resources
Find proteins for P69905 (Homo sapiens) Explore P69905  Go to UniProtKB:  P69905
PHAROS:  P69905 GTEx:  ENSG00000188536 ENSG00000206172

Entity ID: 2
Molecule	Chains	Sequence Length	Organism	Details	Image
Hemoglobin subunit beta	B	146	Homo sapiens	Mutation(s): 2  Gene Names: HBB
UniProt & NIH Common Fund Data Resources
Find proteins for P68871 (Homo sapiens) Explore P68871  Go to UniProtKB:  P68871
PHAROS:  P68871 GTEx:  ENSG00000244734

Small Molecules

Ligands 3 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
HEM	C [auth A], F [auth B]	PROTOPORPHYRIN IX CONTAINING FE C34 H32 Fe N4 O4 KABFMIBPWCXCRK-RGGAHWMASA-L
PO4	E [auth A]	PHOSPHATE ION O4 P NBIIXXVUZAFLBC-UHFFFAOYSA-K
CMO	D [auth A], G [auth B]	CARBON MONOXIDE C O UGFAIRIUMAVXCW-UHFFFAOYSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.85 Å
• R-Value Free:  0.222 (Depositor), 0.220 (DCC) 
• R-Value Work:  0.186 (Depositor), 0.190 (DCC) 
• R-Value Observed: 0.189 (Depositor) 

Space Group: P 4₁ 2₁ 2

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 53.381	α = 90
b = 53.381	β = 90
c = 192.743	γ = 90

Software Package:

Software Name	Purpose
PHENIX	refinement
HKL-3000	data reduction
HKL-3000	data scaling
PHENIX	phasing

Structure Validation

Entry History & Funding Information

Deposition Data

• Released Date: 2016-08-31 
Deposition Author(s): Soman, J., Olson, J.S.

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Funding Organization	Location	Grant Number
National Institutes of Health/National Heart, Lung, and Blood Institute (NIH/NHLBI)	United States	P01-HL110900
Robert A. Welch Foundation	United States	C0612
National Institute of Food and Agriculture (NIFA, United States)	United States	--

Revision History  

• Version 1.0: 2016-08-31
  Type: Initial release
  
• Version 1.1: 2017-09-27
  Changes: Author supporting evidence, Derived calculations
• Version 1.2: 2019-12-04
  Changes: Author supporting evidence
• Version 1.3: 2022-03-16
  Changes: Author supporting evidence, Database references, Derived calculations
• Version 1.4: 2023-10-04
  Changes: Data collection, Refinement description