1r48

Solution structure of the C-terminal cytoplasmic domain residues 468-497 of Escherichia coli protein ProP

Method: SOLUTION NMR

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1. Protein Identity and Related Structures Protein Identity & Related Structures

Proline/betaine transporter

OrganismNot specified

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein homooligomer	Homooligomer	Protein 2	No other associated polymer	Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	PROP_ECOLI
Isoform	—
PDB entities	1
Chains and sequence ranges	Author chain A； PDBConstruct 4–33； UniProt 468–497 Author chain B； PDBConstruct 4–33； UniProt 468–497

The page prioritizes protein identity, the current assembly, associated components, oligomeric state and cross-PDB links. Chain mapping and sequence ranges are retained as data evidence. Internal IDs, import timestamps and assembly operation expressions are maintenance fields and are not shown here.

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2. Structure Basics 2. Structure Basics

Entry ID entry_id	1r48
Deposition date deposition_date	2003-10-03
Structure title title	Solution structure of the C-terminal cytoplasmic domain residues 468-497 of Escherichia coli protein ProP
Keywords keywords	OSMOSENSOR, CYTOPLASMIC, COILED-COIL, ANTIPARALLEL, TWO-STRANDED HOMODIMER, TRANSPORT PROTEIN; TRANSPORT PROTEIN
Experimental Method method	SOLUTION NMR

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3. Official assembly/model SAXS Official SAXS Profiles

This page reads only the latest assembly calculations. Every curve maps to an explicit PDB entry, official biological assembly and coordinate model.

1r48__assembly_1__model_37

Assembly 1 · Model 37 · CRYSOL 4.1.3-1-20251215 (887e7ef)

Download this curve (.dat)

1r48__assembly_1__model_37 | I(q)

100 plotted points; both axes use logarithmic scales.

1r48__assembly_1__model_37 | P(r) · Pending

P(r) will be calculated and displayed separately for the same assembly/model.

Rg（Guinier）	16.14 Å
Rg (electron density)	15.40 Å
Total Rg	16.30 Å
Atom count	1054
Residues	66
Excluded volume	9181 Å³
Maximum q	0.500 Å⁻¹

Assembly	Model	Structure unit	Oligomeric description	Status	CRYSOL	Actions
1	1	`1r48__assembly_1__model_1`	dimeric （2）	Success	4.1.3-1-20251215 (887e7ef)	View Download
1	2	`1r48__assembly_1__model_2`	dimeric （2）	Success	4.1.3-1-20251215 (887e7ef)	View Download
1	3	`1r48__assembly_1__model_3`	dimeric （2）	Success	4.1.3-1-20251215 (887e7ef)	View Download
1	4	`1r48__assembly_1__model_4`	dimeric （2）	Success	4.1.3-1-20251215 (887e7ef)	View Download
1	5	`1r48__assembly_1__model_5`	dimeric （2）	Success	4.1.3-1-20251215 (887e7ef)	View Download
1	6	`1r48__assembly_1__model_6`	dimeric （2）	Success	4.1.3-1-20251215 (887e7ef)	View Download
1	7	`1r48__assembly_1__model_7`	dimeric （2）	Success	4.1.3-1-20251215 (887e7ef)	View Download
1	8	`1r48__assembly_1__model_8`	dimeric （2）	Success	4.1.3-1-20251215 (887e7ef)	View Download
1	9	`1r48__assembly_1__model_9`	dimeric （2）	Success	4.1.3-1-20251215 (887e7ef)	View Download
1	10	`1r48__assembly_1__model_10`	dimeric （2）	Success	4.1.3-1-20251215 (887e7ef)	View Download
1	11	`1r48__assembly_1__model_11`	dimeric （2）	Success	4.1.3-1-20251215 (887e7ef)	View Download
1	12	`1r48__assembly_1__model_12`	dimeric （2）	Success	4.1.3-1-20251215 (887e7ef)	View Download
1	13	`1r48__assembly_1__model_13`	dimeric （2）	Success	4.1.3-1-20251215 (887e7ef)	View Download
1	14	`1r48__assembly_1__model_14`	dimeric （2）	Success	4.1.3-1-20251215 (887e7ef)	View Download
1	15	`1r48__assembly_1__model_15`	dimeric （2）	Success	4.1.3-1-20251215 (887e7ef)	View Download
1	16	`1r48__assembly_1__model_16`	dimeric （2）	Success	4.1.3-1-20251215 (887e7ef)	View Download
1	17	`1r48__assembly_1__model_17`	dimeric （2）	Success	4.1.3-1-20251215 (887e7ef)	View Download
1	18	`1r48__assembly_1__model_18`	dimeric （2）	Success	4.1.3-1-20251215 (887e7ef)	View Download
1	19	`1r48__assembly_1__model_19`	dimeric （2）	Success	4.1.3-1-20251215 (887e7ef)	View Download
1	20	`1r48__assembly_1__model_20`	dimeric （2）	Success	4.1.3-1-20251215 (887e7ef)	View Download
1	21	`1r48__assembly_1__model_21`	dimeric （2）	Success	4.1.3-1-20251215 (887e7ef)	View Download
1	22	`1r48__assembly_1__model_22`	dimeric （2）	Success	4.1.3-1-20251215 (887e7ef)	View Download
1	23	`1r48__assembly_1__model_23`	dimeric （2）	Success	4.1.3-1-20251215 (887e7ef)	View Download
1	24	`1r48__assembly_1__model_24`	dimeric （2）	Success	4.1.3-1-20251215 (887e7ef)	View Download
1	25	`1r48__assembly_1__model_25`	dimeric （2）	Success	4.1.3-1-20251215 (887e7ef)	View Download
1	26	`1r48__assembly_1__model_26`	dimeric （2）	Success	4.1.3-1-20251215 (887e7ef)	View Download
1	27	`1r48__assembly_1__model_27`	dimeric （2）	Success	4.1.3-1-20251215 (887e7ef)	View Download
1	28	`1r48__assembly_1__model_28`	dimeric （2）	Success	4.1.3-1-20251215 (887e7ef)	View Download
1	29	`1r48__assembly_1__model_29`	dimeric （2）	Success	4.1.3-1-20251215 (887e7ef)	View Download
1	30	`1r48__assembly_1__model_30`	dimeric （2）	Success	4.1.3-1-20251215 (887e7ef)	View Download
1	31	`1r48__assembly_1__model_31`	dimeric （2）	Success	4.1.3-1-20251215 (887e7ef)	View Download
1	32	`1r48__assembly_1__model_32`	dimeric （2）	Success	4.1.3-1-20251215 (887e7ef)	View Download
1	33	`1r48__assembly_1__model_33`	dimeric （2）	Success	4.1.3-1-20251215 (887e7ef)	View Download
1	34	`1r48__assembly_1__model_34`	dimeric （2）	Success	4.1.3-1-20251215 (887e7ef)	View Download
1	35	`1r48__assembly_1__model_35`	dimeric （2）	Success	4.1.3-1-20251215 (887e7ef)	View Download
1	36	`1r48__assembly_1__model_36`	dimeric （2）	Success	4.1.3-1-20251215 (887e7ef)	View Download
1	37	`1r48__assembly_1__model_37`	dimeric （2）	Success	4.1.3-1-20251215 (887e7ef)	View Download
1	38	`1r48__assembly_1__model_38`	dimeric （2）	Success	4.1.3-1-20251215 (887e7ef)	View Download
1	39	`1r48__assembly_1__model_39`	dimeric （2）	Success	4.1.3-1-20251215 (887e7ef)	View Download
1	40	`1r48__assembly_1__model_40`	dimeric （2）	Success	4.1.3-1-20251215 (887e7ef)	View Download
1	41	`1r48__assembly_1__model_41`	dimeric （2）	Success	4.1.3-1-20251215 (887e7ef)	View Download
1	42	`1r48__assembly_1__model_42`	dimeric （2）	Success	4.1.3-1-20251215 (887e7ef)	View Download
1	43	`1r48__assembly_1__model_43`	dimeric （2）	Success	4.1.3-1-20251215 (887e7ef)	View Download
1	44	`1r48__assembly_1__model_44`	dimeric （2）	Success	4.1.3-1-20251215 (887e7ef)	View Download
1	45	`1r48__assembly_1__model_45`	dimeric （2）	Success	4.1.3-1-20251215 (887e7ef)	View Download
1	46	`1r48__assembly_1__model_46`	dimeric （2）	Success	4.1.3-1-20251215 (887e7ef)	View Download
1	47	`1r48__assembly_1__model_47`	dimeric （2）	Success	4.1.3-1-20251215 (887e7ef)	View Download
1	48	`1r48__assembly_1__model_48`	dimeric （2）	Success	4.1.3-1-20251215 (887e7ef)	View Download
1	49	`1r48__assembly_1__model_49`	dimeric （2）	Success	4.1.3-1-20251215 (887e7ef)	View Download
1	50	`1r48__assembly_1__model_50`	dimeric （2）	Success	4.1.3-1-20251215 (887e7ef)	View Download
1	51	`1r48__assembly_1__model_51`	dimeric （2）	Success	4.1.3-1-20251215 (887e7ef)	View Download

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4. Crystallography and Experiment 4. Crystallography & Experiment

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5. Entities and Polymers Entities & Polymers (1)

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6. Fold Classification (SCOP + CATH) 2 domains

SCOP 2.08 (2 domains)

Domain ID domain_id	d1r48a_
Class class	h — Coiled coil proteins
Fold Fold fold	h.4 — Antiparallel coiled-coil
Superfamily Superfamily superfamily	h.4.15 — Proline/betaine transporter ProP, C-terminal cytoplasmic domain
Family Family family	h.4.15.1 — Proline/betaine transporter ProP, C-terminal cytoplasmic domain

Domain ID domain_id	d1r48b_
Class class	h — Coiled coil proteins
Fold Fold fold	h.4 — Antiparallel coiled-coil
Superfamily Superfamily superfamily	h.4.15 — Proline/betaine transporter ProP, C-terminal cytoplasmic domain
Family Family family	h.4.15.1 — Proline/betaine transporter ProP, C-terminal cytoplasmic domain

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Description description	Proline/betaine transporter
Molecular weight formula_weight	3820.2 kDa
Source method src_method	syn
Copy count entity_count	2

Polymer type type	polypeptide(L)
Chain IDs strand_id	A,B
Atom count atom_count	53754

Solution structure of the C-terminal cytoplasmic domain residues 468-497 of Escherichia coli protein ProP

1. Protein Identity and Related Structures Protein Identity & Related Structures

Proline/betaine transporter

State in the Current Structure

Other States of the Same Protein in the Database

2. Structure Basics 2. Structure Basics

3. Official assembly/model SAXS Official SAXS Profiles

1r48__assembly_1__model_37

1r48__assembly_1__model_37 | I(q)

1r48__assembly_1__model_37 | P(r) · Pending

4. Crystallography and Experiment 4. Crystallography & Experiment

5. Entities and Polymers Entities & Polymers (1)

Entity 1 Entity 1 polymer

Polymer Polymer

6. Fold Classification (SCOP + CATH) 2 domains

SCOP 2.08 (2 domains)

7. Citations (1)

Solution structure of the C-terminal cytoplasmic domain residues 468-497 of Escherichia coli protein ProP

1. Protein Identity and Related Structures Protein Identity & Related Structures

Proline/betaine transporter

State in the Current Structure

Other States of the Same Protein in the Database

Monomer

Homodimer

Homotetramer

Other homooligomers

Heteromeric or nucleic-acid complex

2. Structure Basics 2. Structure Basics

3. Official assembly/model SAXS Official SAXS Profiles

1r48__assembly_1__model_37

1r48__assembly_1__model_37 | I(q)

1r48__assembly_1__model_37 | P(r) · Pending

4. Crystallography and Experiment 4. Crystallography & Experiment

5. Entities and Polymers Entities & Polymers (1)

Entity 1 Entity 1 polymer

Polymer Polymer

6. Fold Classification (SCOP + CATH) 2 domains

SCOP 2.08 (2 domains)

7. Citations (1)