6l4k

Human serum albumin-Palmitic acid-Cu compound

Method: X-RAY DIFFRACTION

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

Serum albumin

Homo sapiens

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein monomer	Monomer	Protein 1	PALMITIC ACID × 6 ;2-bromanyl-9-ethyl-~{N},~{N},7-trimethyl-3-thia-1$l^{4},5,6$l^{4},10-tetraza-2$l^{4}-cupratricyclo[6.4.0.0^{2,6}]dodeca-1(8),4,6,9,11-pentaen-4-amine ; × 1	Consistent with protein count
2	Protein monomer	Monomer	Protein 1	PALMITIC ACID × 6	Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	ALBU_HUMAN
Isoform	—
PDB entities	1
Chains and sequence ranges	Author chain A； PDBConstruct 1–581； UniProt 27–607 Author chain I； PDBConstruct 1–581； UniProt 27–607

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	6l4k
Deposition date deposition_date	2019-10-17
Structure title title	Human serum albumin-Palmitic acid-Cu compound
Keywords keywords	Complex, PROTEIN BINDING; PROTEIN BINDING
Experimental Method method	X-RAY DIFFRACTION

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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.

6l4k__assembly_1__model_1

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

Download this curve (.dat)

6l4k__assembly_1__model_1 | I(q)

100 plotted points; both axes use logarithmic scales.

6l4k__assembly_1__model_1 | P(r) · Pending

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

Rg（Guinier）	28.81 Å
Rg (electron density)	27.75 Å
Total Rg	28.36 Å
Atom count	4562
Residues	581
Excluded volume	81817 Å³
Maximum q	0.500 Å⁻¹

Assembly	Model	Structure unit	Oligomeric description	Status	CRYSOL	Actions
1	1	`6l4k__assembly_1__model_1`	monomeric （1）	Success	4.1.3-1-20251215 (887e7ef)	View Download
2	1	`6l4k__assembly_2__model_1`	monomeric （1）	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 (3)

Entity 1 Entity 1 polymer

Description description	Serum albumin
Molecular weight formula_weight	66214.8 kDa
Source method src_method	man
Copy count entity_count	2

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	A,I
Atom count atom_count	9106

HKSEVAHRFKDLGEENFKALVLIAFAQYLQQCPFEDHVKLVNEVTEFAKTCVADESAENCDKSLHTLFGDKLCTVATLRETYGEMADCCAKQEPERNECFLQHKDDNPNLPRLVRPEVDVMCTAFHDNEETFLKKYLYEIARRHPYFYAPELLFFAKRYKAAFTECCQAADKAACLLPKLDELRDEGKASSAKQRLKCASLQKFGERAFKAWAVARLSQRFPKAEFAEVSKLVTDLTKVHTECCHGDLLECADDRADLAKYICENQDSISSKLKECCEKPLLEKSHCIAEVENDEMPADLPSLAADFVESKDVCKNYAEAKDVFLGMFLYEYARRHPDYSVVLLLRLAKTYETTLEKCCAAADPHECYAKVFDEFKPLVEEPQNLIKQNCELFEQLGEYKFQNALLVRYTKKVPQVSTPTLVEVSRNLGKVGSKCCKHPEAKRMPCAEDYLSVVLNQLCVLHEKTPVSDRVTKCCTESLVNRRPCFSALEVDETYVPKEFNAETFTFHADICTLSEKERQIKKQTALVELVKHKPKATKEQLKAVMDDFAAFVEKCCKADDKETCFAEEGKKLVAASQAAL

Source Source

Source organism organism	Homo sapiens
Common name common_name	Human
NCBI taxonomy ID ncbi_taxonomy_id	9606
Host organism host_organism	Pichia kudriavzevii

Entity 2 Entity 2 non-polymer

Description description	PALMITIC ACID
Molecular weight formula_weight	256.4 kDa
Source method src_method	syn
Copy count entity_count	12

Entity 3 Entity 3 non-polymer

Description description	;2-bromanyl-9-ethyl-~{N},~{N},7-trimethyl-3-thia-1$l^{4},5,6$l^{4},10-tetraza-2$l^{4}-cupratricyclo[6.4.0.0^{2,6}]dodeca-1(8),4,6,9,11-pentaen-4-amine ;
Molecular weight formula_weight	393.8 kDa
Source method src_method	syn
Copy count entity_count	1

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6. Fold Classification (SCOP + CATH) 15 domains

SCOP 2.08 (6 domains)

Domain ID domain_id	d6l4ka1
Class class	a — All alpha proteins
Fold Fold fold	a.126 — Serum albumin-like
Superfamily Superfamily superfamily	a.126.1 — Serum albumin-like
Family Family family	a.126.1.1 — Serum albumin-like

Domain ID domain_id	d6l4ka2
Class class	a — All alpha proteins
Fold Fold fold	a.126 — Serum albumin-like
Superfamily Superfamily superfamily	a.126.1 — Serum albumin-like
Family Family family	a.126.1.1 — Serum albumin-like

Domain ID domain_id	d6l4ka3
Class class	a — All alpha proteins
Fold Fold fold	a.126 — Serum albumin-like
Superfamily Superfamily superfamily	a.126.1 — Serum albumin-like
Family Family family	a.126.1.1 — Serum albumin-like

Domain ID domain_id	d6l4ki1
Class class	a — All alpha proteins
Fold Fold fold	a.126 — Serum albumin-like
Superfamily Superfamily superfamily	a.126.1 — Serum albumin-like
Family Family family	a.126.1.1 — Serum albumin-like

Domain ID domain_id	d6l4ki2
Class class	a — All alpha proteins
Fold Fold fold	a.126 — Serum albumin-like
Superfamily Superfamily superfamily	a.126.1 — Serum albumin-like
Family Family family	a.126.1.1 — Serum albumin-like

Domain ID domain_id	d6l4ki3
Class class	a — All alpha proteins
Fold Fold fold	a.126 — Serum albumin-like
Superfamily Superfamily superfamily	a.126.1 — Serum albumin-like
Family Family family	a.126.1.1 — Serum albumin-like

CATH v4.4 (9 domains)

Domain ID domain_id	6l4kA01
Class class	1 — Mainly Alpha
Architecture architecture	10 — Orthogonal Bundle
Topology topology	246 — Serum Albumin; Chain A, Domain 1
Homologous superfamily homologous superfamily	10 —

Domain ID domain_id	6l4kA02
Class class	1 — Mainly Alpha
Architecture architecture	10 — Orthogonal Bundle
Topology topology	246 — Serum Albumin; Chain A, Domain 1
Homologous superfamily homologous superfamily	10 —

Domain ID domain_id	6l4kA03
Class class	1 — Mainly Alpha
Architecture architecture	10 — Orthogonal Bundle
Topology topology	246 — Serum Albumin; Chain A, Domain 1
Homologous superfamily homologous superfamily	10 —

Domain ID domain_id	6l4kA04
Class class	1 — Mainly Alpha
Architecture architecture	10 — Orthogonal Bundle
Topology topology	246 — Serum Albumin; Chain A, Domain 1
Homologous superfamily homologous superfamily	10 —

Domain ID domain_id	6l4kA05
Class class	1 — Mainly Alpha
Architecture architecture	10 — Orthogonal Bundle
Topology topology	246 — Serum Albumin; Chain A, Domain 1
Homologous superfamily homologous superfamily	10 —

Domain ID domain_id	6l4kI01
Class class	1 — Mainly Alpha
Architecture architecture	10 — Orthogonal Bundle
Topology topology	246 — Serum Albumin; Chain A, Domain 1
Homologous superfamily homologous superfamily	10 —

Domain ID domain_id	6l4kI02
Class class	1 — Mainly Alpha
Architecture architecture	10 — Orthogonal Bundle
Topology topology	246 — Serum Albumin; Chain A, Domain 1
Homologous superfamily homologous superfamily	10 —

Domain ID domain_id	6l4kI03
Class class	1 — Mainly Alpha
Architecture architecture	10 — Orthogonal Bundle
Topology topology	246 — Serum Albumin; Chain A, Domain 1
Homologous superfamily homologous superfamily	10 —

Domain ID domain_id	6l4kI04
Class class	1 — Mainly Alpha
Architecture architecture	10 — Orthogonal Bundle
Topology topology	246 — Serum Albumin; Chain A, Domain 1
Homologous superfamily homologous superfamily	10 —

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Unit-cell length a length_a	38.356 Å
Unit-cell length b length_b	93.523 Å
Unit-cell length c length_c	96.359 Å
Unit-cell angle α angle_alpha	74.89 °
Unit-cell angle β angle_beta	89.68 °
Unit-cell angle γ angle_gamma	80.04 °
Molecules per unit cell Z z_pdb	2

Space group space_group	P 1
Space-group number int_tables_number	1
Crystal system crystal_system	—

Resolution resolution	2.090 Å
Low-resolution limit resolution_low	46.530 Å
R factor r_factor	0.2385
R_work r_work	0.2358
R_free r_free	0.2898

Human serum albumin-Palmitic acid-Cu compound

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

Serum albumin

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

6l4k__assembly_1__model_1

6l4k__assembly_1__model_1 | I(q)

6l4k__assembly_1__model_1 | P(r) · Pending

4. Crystallography and Experiment 4. Crystallography & Experiment

Unit cell Unit Cell

Symmetry Symmetry

Refinement Refinement

Diffraction experiment Diffraction

5. Entities and Polymers Entities & Polymers (3)

Entity 1 Entity 1 polymer

Polymer Polymer

Source Source

Entity 2 Entity 2 non-polymer

Entity 3 Entity 3 non-polymer

6. Fold Classification (SCOP + CATH) 15 domains

SCOP 2.08 (6 domains)

CATH v4.4 (9 domains)

7. Citations (1)

Human serum albumin-Palmitic acid-Cu compound

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

Serum albumin

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

6l4k__assembly_1__model_1

6l4k__assembly_1__model_1 | I(q)

6l4k__assembly_1__model_1 | P(r) · Pending

4. Crystallography and Experiment 4. Crystallography & Experiment

Unit cell Unit Cell

Symmetry Symmetry

Refinement Refinement

Diffraction experiment Diffraction

5. Entities and Polymers Entities & Polymers (3)

Entity 1 Entity 1 polymer

Polymer Polymer

Source Source

Entity 2 Entity 2 non-polymer

Entity 3 Entity 3 non-polymer

6. Fold Classification (SCOP + CATH) 15 domains

SCOP 2.08 (6 domains)

CATH v4.4 (9 domains)

7. Citations (1)