8i5c

Crystal structure of a TCR in complex with HLA-A*11:01 bound to KRAS peptide (VVGAVGVGK)

Method: X-RAY DIFFRACTION

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

MHC class I antigen (Fragment)

Homo sapiens

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein heterocomplex	Heteromer	Protein 5	Beta-2-microglobulin × 1 （P61769） peptide KRAS-G12V-9 × 1 TCR alpha chain × 1 TCR beta chain × 1	Consistent with protein count
10	Protein heterocomplex	Heteromer	Protein 5	Beta-2-microglobulin × 1 （P61769） peptide KRAS-G12V-9 × 1 TCR alpha chain × 1 TCR beta chain × 1	Consistent with protein count
2	Protein heterocomplex	Heteromer	Protein 5	Beta-2-microglobulin × 1 （P61769） peptide KRAS-G12V-9 × 1 TCR alpha chain × 1 TCR beta chain × 1	Consistent with protein count
3	Protein heterocomplex	Heteromer	Protein 5	Beta-2-microglobulin × 1 （P61769） peptide KRAS-G12V-9 × 1 TCR alpha chain × 1 TCR beta chain × 1	Consistent with protein count
4	Protein heterocomplex	Heteromer	Protein 5	Beta-2-microglobulin × 1 （P61769） peptide KRAS-G12V-9 × 1 TCR alpha chain × 1 TCR beta chain × 1	Consistent with protein count
5	Protein heterocomplex	Heteromer	Protein 5	Beta-2-microglobulin × 1 （P61769） peptide KRAS-G12V-9 × 1 TCR alpha chain × 1 TCR beta chain × 1	Consistent with protein count
6	Protein heterocomplex	Heteromer	Protein 5	Beta-2-microglobulin × 1 （P61769） peptide KRAS-G12V-9 × 1 TCR alpha chain × 1 TCR beta chain × 1	Consistent with protein count
7	Protein heterocomplex	Heteromer	Protein 5	Beta-2-microglobulin × 1 （P61769） peptide KRAS-G12V-9 × 1 TCR alpha chain × 1 TCR beta chain × 1	Consistent with protein count
8	Protein heterocomplex	Heteromer	Protein 5	Beta-2-microglobulin × 1 （P61769） peptide KRAS-G12V-9 × 1 TCR alpha chain × 1 TCR beta chain × 1	Consistent with protein count
9	Protein heterocomplex	Heteromer	Protein 5	Beta-2-microglobulin × 1 （P61769） peptide KRAS-G12V-9 × 1 TCR alpha chain × 1 TCR beta chain × 1	Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	U5YJJ6_HUMAN
Isoform	—
PDB entities	1
Chains and sequence ranges	Author chain A； PDBConstruct 1–274； UniProt 25–298 Author chain F； PDBConstruct 1–274； UniProt 25–298 Author chain K； PDBConstruct 1–274； UniProt 25–298 Author chain P； PDBConstruct 1–274； UniProt 25–298 Author chain U； PDBConstruct 1–274； UniProt 25–298 Author chain Z； PDBConstruct 1–274； UniProt 25–298 Author chain e； PDBConstruct 1–274； UniProt 25–298 Author chain j； PDBConstruct 1–274； UniProt 25–298 Author chain o； PDBConstruct 1–274； UniProt 25–298 Author chain t； PDBConstruct 1–274； UniProt 25–298

Beta-2-microglobulin

Homo sapiens

UniProt P61769

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein heterocomplex	Heteromer	Protein 5	MHC class I antigen (Fragment) × 1 （U5YJJ6） peptide KRAS-G12V-9 × 1 TCR alpha chain × 1 TCR beta chain × 1	Consistent with protein count
10	Protein heterocomplex	Heteromer	Protein 5	MHC class I antigen (Fragment) × 1 （U5YJJ6） peptide KRAS-G12V-9 × 1 TCR alpha chain × 1 TCR beta chain × 1	Consistent with protein count
2	Protein heterocomplex	Heteromer	Protein 5	MHC class I antigen (Fragment) × 1 （U5YJJ6） peptide KRAS-G12V-9 × 1 TCR alpha chain × 1 TCR beta chain × 1	Consistent with protein count
3	Protein heterocomplex	Heteromer	Protein 5	MHC class I antigen (Fragment) × 1 （U5YJJ6） peptide KRAS-G12V-9 × 1 TCR alpha chain × 1 TCR beta chain × 1	Consistent with protein count
4	Protein heterocomplex	Heteromer	Protein 5	MHC class I antigen (Fragment) × 1 （U5YJJ6） peptide KRAS-G12V-9 × 1 TCR alpha chain × 1 TCR beta chain × 1	Consistent with protein count
5	Protein heterocomplex	Heteromer	Protein 5	MHC class I antigen (Fragment) × 1 （U5YJJ6） peptide KRAS-G12V-9 × 1 TCR alpha chain × 1 TCR beta chain × 1	Consistent with protein count
6	Protein heterocomplex	Heteromer	Protein 5	MHC class I antigen (Fragment) × 1 （U5YJJ6） peptide KRAS-G12V-9 × 1 TCR alpha chain × 1 TCR beta chain × 1	Consistent with protein count
7	Protein heterocomplex	Heteromer	Protein 5	MHC class I antigen (Fragment) × 1 （U5YJJ6） peptide KRAS-G12V-9 × 1 TCR alpha chain × 1 TCR beta chain × 1	Consistent with protein count
8	Protein heterocomplex	Heteromer	Protein 5	MHC class I antigen (Fragment) × 1 （U5YJJ6） peptide KRAS-G12V-9 × 1 TCR alpha chain × 1 TCR beta chain × 1	Consistent with protein count
9	Protein heterocomplex	Heteromer	Protein 5	MHC class I antigen (Fragment) × 1 （U5YJJ6） peptide KRAS-G12V-9 × 1 TCR alpha chain × 1 TCR beta chain × 1	Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	B2MG_HUMAN
Isoform	—
PDB entities	2
Chains and sequence ranges	Author chain B； PDBConstruct 1–99； UniProt 21–119 Author chain G； PDBConstruct 1–99； UniProt 21–119 Author chain L； PDBConstruct 1–99； UniProt 21–119 Author chain Q； PDBConstruct 1–99； UniProt 21–119 Author chain V； PDBConstruct 1–99； UniProt 21–119 Author chain a； PDBConstruct 1–99； UniProt 21–119 Author chain f； PDBConstruct 1–99； UniProt 21–119 Author chain k； PDBConstruct 1–99； UniProt 21–119 Author chain p； PDBConstruct 1–99； UniProt 21–119 Author chain u； PDBConstruct 1–99； UniProt 21–119

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	8i5c
Deposition date deposition_date	2023-01-24
Structure title title	Crystal structure of a TCR in complex with HLA-A*11:01 bound to KRAS peptide (VVGAVGVGK)
Keywords keywords	KRAS, TCR, IMMUNE SYSTEM; IMMUNE SYSTEM
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.

8i5c__assembly_10__model_1

Assembly 10 · Model 1 · CRYSOL 4.1.3-1-20251215 (887e7ef)

Download this curve (.dat)

8i5c__assembly_10__model_1 | I(q)

100 plotted points; both axes use logarithmic scales.

8i5c__assembly_10__model_1 | P(r) · Pending

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

Rg（Guinier）	37.07 Å
Rg (electron density)	37.44 Å
Total Rg	37.59 Å
Atom count	6566
Residues	819
Excluded volume	114730 Å³
Maximum q	0.500 Å⁻¹

Assembly	Model	Structure unit	Oligomeric description	Status	CRYSOL	Actions
1	1	`8i5c__assembly_1__model_1`	pentameric （5）	Success	4.1.3-1-20251215 (887e7ef)	View Download
2	1	`8i5c__assembly_2__model_1`	pentameric （5）	Success	4.1.3-1-20251215 (887e7ef)	View Download
3	1	`8i5c__assembly_3__model_1`	pentameric （5）	Success	4.1.3-1-20251215 (887e7ef)	View Download
4	1	`8i5c__assembly_4__model_1`	pentameric （5）	Success	4.1.3-1-20251215 (887e7ef)	View Download
5	1	`8i5c__assembly_5__model_1`	pentameric （5）	Success	4.1.3-1-20251215 (887e7ef)	View Download
6	1	`8i5c__assembly_6__model_1`	pentameric （5）	Success	4.1.3-1-20251215 (887e7ef)	View Download
7	1	`8i5c__assembly_7__model_1`	pentameric （5）	Success	4.1.3-1-20251215 (887e7ef)	View Download
8	1	`8i5c__assembly_8__model_1`	pentameric （5）	Success	4.1.3-1-20251215 (887e7ef)	View Download
9	1	`8i5c__assembly_9__model_1`	pentameric （5）	Success	4.1.3-1-20251215 (887e7ef)	View Download
10	1	`8i5c__assembly_10__model_1`	pentameric （5）	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 (5)

Entity 1 Entity 1 polymer

Description description	MHC class I antigen (Fragment)
Molecular weight formula_weight	31753.0 kDa
Mutation mutation	A245V,E253Q
Source method src_method	man
Copy count entity_count	10

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	A,F,K,P,U,Z,e,j,o,t
Atom count atom_count	65732

GSHSMRYFYTSVSRPGRGEPRFIAVGYVDDTQFVRFDSDAASQRMEPRAPWIEQEGPEYWDQETRNVKAQSQTDRVDLGTLRGYYNQSEDGSHTIQIMYGCDVGPDGRFLRGYRQDAYDGKDYIALNEDLRSWTAADMAAQITKRKWEAAHAAEQQRAYLEGRCVEWLRRYLENGKETLQRTDPPKTHMTHHPISDHEATLRCWALGFYPAEITLTWQRDGEDQTQDTELVETRPAGDGTFQKWVAVVVPSGQEQRYTCHVQHEGLPKPLTLRW

Source Source

Source organism organism	Homo sapiens
Common name common_name	human
NCBI taxonomy ID ncbi_taxonomy_id	9606
Host organism host_organism	Escherichia coli

Entity 2 Entity 2 polymer

Description description	Beta-2-microglobulin
Molecular weight formula_weight	11748.2 kDa
Source method src_method	man
Copy count entity_count	10

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	B,G,L,Q,V,a,f,k,p,u

IQRTPKIQVYSRHPAENGKSNFLNCYVSGFHPSDIEVDLLKNGERIEKVEHSDLSFSKDWSFYLLYYTEFTPTEKDEYACRVNHVTLSQPKIVKWDRDM

Source Source

Source organism organism	Homo sapiens
Common name common_name	human
NCBI taxonomy ID ncbi_taxonomy_id	9606
Host organism host_organism	Escherichia coli

Entity 3 Entity 3 polymer

Description description	peptide KRAS-G12V-9
Molecular weight formula_weight	786.0 kDa
Mutation mutation	G12V
Source method src_method	syn
Copy count entity_count	10

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	C,H,M,R,W,b,g,l,q,v

VVGAVGVGK

Entity 4 Entity 4 polymer

Description description	TCR alpha chain
Molecular weight formula_weight	22412.9 kDa
Source method src_method	man
Copy count entity_count	10

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	D,I,N,S,X,c,h,m,r,w

QQKVQQSPESLIVPEGGMASLNCTSSDRNVDYFWWYRQHSGKSPKMLMSIFSNGEKEEGRFTVHLNKASLHTSLHIRDSQPSDSALYLCAARDSNYQLIWGSGTKLIIKPDIQNPDPAVYQLRDSKSSDKSVCLFTDFDSQTNVSQSKDSDVYITDKCVLDMRSMDFKSNSAVAWSNKSDFACANAFNNSIIPEDTFFP

Source Source

Source organism organism	Mus musculus
NCBI taxonomy ID ncbi_taxonomy_id	10090
Host organism host_organism	Escherichia coli

Entity 5 Entity 5 polymer

Description description	TCR beta chain
Molecular weight formula_weight	27028.8 kDa
Source method src_method	man
Copy count entity_count	10

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	E,J,O,T,Y,d,i,n,s,x

EAAVTQSPRNKVAVTGGKVTLSCNQTNNHNNMYWYRQDTGHGLRLIHYSYGAGSTEKGDIPDGYKASRPSQENFSLILELATPSQTSVYFCASGDTGGYEQYFGPGTRLTVLEDLKNVFPPEVAVFEPSEAEISHTQKATLVCLATGFYPDHVELSWWVNGKEVHSGVCTDPQPLKEQPALNDSRYALSSRLRVSATFWQDPRNHFRCQVQFYGLSENDEWTQDRAKPVTQIVSAEAWGRAD

Source Source

Source organism organism	Mus musculus
NCBI taxonomy ID ncbi_taxonomy_id	10090
Host organism host_organism	Escherichia coli

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6. Fold Classification (SCOP + CATH) 40 domains

CATH v4.4 (40 domains)

Domain ID domain_id	8i5cA01
Class class	3 — Alpha Beta
Architecture architecture	30 — 2-Layer Sandwich
Topology topology	500 — Murine Class I Major Histocompatibility Complex, H2-DB; Chain A, domain 1
Homologous superfamily homologous superfamily	10 — MHC class I-like antigen recognition-like

Domain ID domain_id	8i5cA02
Class class	2 — Mainly Beta
Architecture architecture	60 — Sandwich
Topology topology	40 — Immunoglobulin-like
Homologous superfamily homologous superfamily	10 — Immunoglobulins

Domain ID domain_id	8i5cB01
Class class	2 — Mainly Beta
Architecture architecture	60 — Sandwich
Topology topology	40 — Immunoglobulin-like
Homologous superfamily homologous superfamily	10 — Immunoglobulins

Domain ID domain_id	8i5cD01
Class class	2 — Mainly Beta
Architecture architecture	60 — Sandwich
Topology topology	40 — Immunoglobulin-like
Homologous superfamily homologous superfamily	10 — Immunoglobulins

Domain ID domain_id	8i5cF01
Class class	3 — Alpha Beta
Architecture architecture	30 — 2-Layer Sandwich
Topology topology	500 — Murine Class I Major Histocompatibility Complex, H2-DB; Chain A, domain 1
Homologous superfamily homologous superfamily	10 — MHC class I-like antigen recognition-like

Domain ID domain_id	8i5cF02
Class class	2 — Mainly Beta
Architecture architecture	60 — Sandwich
Topology topology	40 — Immunoglobulin-like
Homologous superfamily homologous superfamily	10 — Immunoglobulins

Domain ID domain_id	8i5cG01
Class class	2 — Mainly Beta
Architecture architecture	60 — Sandwich
Topology topology	40 — Immunoglobulin-like
Homologous superfamily homologous superfamily	10 — Immunoglobulins

Domain ID domain_id	8i5cI01
Class class	2 — Mainly Beta
Architecture architecture	60 — Sandwich
Topology topology	40 — Immunoglobulin-like
Homologous superfamily homologous superfamily	10 — Immunoglobulins

Domain ID domain_id	8i5cK01
Class class	3 — Alpha Beta
Architecture architecture	30 — 2-Layer Sandwich
Topology topology	500 — Murine Class I Major Histocompatibility Complex, H2-DB; Chain A, domain 1
Homologous superfamily homologous superfamily	10 — MHC class I-like antigen recognition-like

Domain ID domain_id	8i5cK02
Class class	2 — Mainly Beta
Architecture architecture	60 — Sandwich
Topology topology	40 — Immunoglobulin-like
Homologous superfamily homologous superfamily	10 — Immunoglobulins

Domain ID domain_id	8i5cL01
Class class	2 — Mainly Beta
Architecture architecture	60 — Sandwich
Topology topology	40 — Immunoglobulin-like
Homologous superfamily homologous superfamily	10 — Immunoglobulins

Domain ID domain_id	8i5cN01
Class class	2 — Mainly Beta
Architecture architecture	60 — Sandwich
Topology topology	40 — Immunoglobulin-like
Homologous superfamily homologous superfamily	10 — Immunoglobulins

Domain ID domain_id	8i5cP01
Class class	3 — Alpha Beta
Architecture architecture	30 — 2-Layer Sandwich
Topology topology	500 — Murine Class I Major Histocompatibility Complex, H2-DB; Chain A, domain 1
Homologous superfamily homologous superfamily	10 — MHC class I-like antigen recognition-like

Domain ID domain_id	8i5cP02
Class class	2 — Mainly Beta
Architecture architecture	60 — Sandwich
Topology topology	40 — Immunoglobulin-like
Homologous superfamily homologous superfamily	10 — Immunoglobulins

Domain ID domain_id	8i5cQ01
Class class	2 — Mainly Beta
Architecture architecture	60 — Sandwich
Topology topology	40 — Immunoglobulin-like
Homologous superfamily homologous superfamily	10 — Immunoglobulins

Domain ID domain_id	8i5cS01
Class class	2 — Mainly Beta
Architecture architecture	60 — Sandwich
Topology topology	40 — Immunoglobulin-like
Homologous superfamily homologous superfamily	10 — Immunoglobulins

Domain ID domain_id	8i5cU01
Class class	3 — Alpha Beta
Architecture architecture	30 — 2-Layer Sandwich
Topology topology	500 — Murine Class I Major Histocompatibility Complex, H2-DB; Chain A, domain 1
Homologous superfamily homologous superfamily	10 — MHC class I-like antigen recognition-like

Domain ID domain_id	8i5cU02
Class class	2 — Mainly Beta
Architecture architecture	60 — Sandwich
Topology topology	40 — Immunoglobulin-like
Homologous superfamily homologous superfamily	10 — Immunoglobulins

Domain ID domain_id	8i5cV01
Class class	2 — Mainly Beta
Architecture architecture	60 — Sandwich
Topology topology	40 — Immunoglobulin-like
Homologous superfamily homologous superfamily	10 — Immunoglobulins

Domain ID domain_id	8i5cX01
Class class	2 — Mainly Beta
Architecture architecture	60 — Sandwich
Topology topology	40 — Immunoglobulin-like
Homologous superfamily homologous superfamily	10 — Immunoglobulins

Domain ID domain_id	8i5cZ01
Class class	3 — Alpha Beta
Architecture architecture	30 — 2-Layer Sandwich
Topology topology	500 — Murine Class I Major Histocompatibility Complex, H2-DB; Chain A, domain 1
Homologous superfamily homologous superfamily	10 — MHC class I-like antigen recognition-like

Domain ID domain_id	8i5cZ02
Class class	2 — Mainly Beta
Architecture architecture	60 — Sandwich
Topology topology	40 — Immunoglobulin-like
Homologous superfamily homologous superfamily	10 — Immunoglobulins

Domain ID domain_id	8i5ca01
Class class	2 — Mainly Beta
Architecture architecture	60 — Sandwich
Topology topology	40 — Immunoglobulin-like
Homologous superfamily homologous superfamily	10 — Immunoglobulins

Domain ID domain_id	8i5cc01
Class class	2 — Mainly Beta
Architecture architecture	60 — Sandwich
Topology topology	40 — Immunoglobulin-like
Homologous superfamily homologous superfamily	10 — Immunoglobulins

Domain ID domain_id	8i5ce01
Class class	3 — Alpha Beta
Architecture architecture	30 — 2-Layer Sandwich
Topology topology	500 — Murine Class I Major Histocompatibility Complex, H2-DB; Chain A, domain 1
Homologous superfamily homologous superfamily	10 — MHC class I-like antigen recognition-like

Domain ID domain_id	8i5ce02
Class class	2 — Mainly Beta
Architecture architecture	60 — Sandwich
Topology topology	40 — Immunoglobulin-like
Homologous superfamily homologous superfamily	10 — Immunoglobulins

Domain ID domain_id	8i5cf01
Class class	2 — Mainly Beta
Architecture architecture	60 — Sandwich
Topology topology	40 — Immunoglobulin-like
Homologous superfamily homologous superfamily	10 — Immunoglobulins

Domain ID domain_id	8i5ch01
Class class	2 — Mainly Beta
Architecture architecture	60 — Sandwich
Topology topology	40 — Immunoglobulin-like
Homologous superfamily homologous superfamily	10 — Immunoglobulins

Domain ID domain_id	8i5cj01
Class class	3 — Alpha Beta
Architecture architecture	30 — 2-Layer Sandwich
Topology topology	500 — Murine Class I Major Histocompatibility Complex, H2-DB; Chain A, domain 1
Homologous superfamily homologous superfamily	10 — MHC class I-like antigen recognition-like

Domain ID domain_id	8i5cj02
Class class	2 — Mainly Beta
Architecture architecture	60 — Sandwich
Topology topology	40 — Immunoglobulin-like
Homologous superfamily homologous superfamily	10 — Immunoglobulins

Domain ID domain_id	8i5ck01
Class class	2 — Mainly Beta
Architecture architecture	60 — Sandwich
Topology topology	40 — Immunoglobulin-like
Homologous superfamily homologous superfamily	10 — Immunoglobulins

Domain ID domain_id	8i5cm01
Class class	2 — Mainly Beta
Architecture architecture	60 — Sandwich
Topology topology	40 — Immunoglobulin-like
Homologous superfamily homologous superfamily	10 — Immunoglobulins

Domain ID domain_id	8i5co01
Class class	3 — Alpha Beta
Architecture architecture	30 — 2-Layer Sandwich
Topology topology	500 — Murine Class I Major Histocompatibility Complex, H2-DB; Chain A, domain 1
Homologous superfamily homologous superfamily	10 — MHC class I-like antigen recognition-like

Domain ID domain_id	8i5co02
Class class	2 — Mainly Beta
Architecture architecture	60 — Sandwich
Topology topology	40 — Immunoglobulin-like
Homologous superfamily homologous superfamily	10 — Immunoglobulins

Domain ID domain_id	8i5cp01
Class class	2 — Mainly Beta
Architecture architecture	60 — Sandwich
Topology topology	40 — Immunoglobulin-like
Homologous superfamily homologous superfamily	10 — Immunoglobulins

Domain ID domain_id	8i5cr01
Class class	2 — Mainly Beta
Architecture architecture	60 — Sandwich
Topology topology	40 — Immunoglobulin-like
Homologous superfamily homologous superfamily	10 — Immunoglobulins

Domain ID domain_id	8i5ct01
Class class	3 — Alpha Beta
Architecture architecture	30 — 2-Layer Sandwich
Topology topology	500 — Murine Class I Major Histocompatibility Complex, H2-DB; Chain A, domain 1
Homologous superfamily homologous superfamily	10 — MHC class I-like antigen recognition-like

Domain ID domain_id	8i5ct02
Class class	2 — Mainly Beta
Architecture architecture	60 — Sandwich
Topology topology	40 — Immunoglobulin-like
Homologous superfamily homologous superfamily	10 — Immunoglobulins

Domain ID domain_id	8i5cu01
Class class	2 — Mainly Beta
Architecture architecture	60 — Sandwich
Topology topology	40 — Immunoglobulin-like
Homologous superfamily homologous superfamily	10 — Immunoglobulins

Domain ID domain_id	8i5cw01
Class class	2 — Mainly Beta
Architecture architecture	60 — Sandwich
Topology topology	40 — Immunoglobulin-like
Homologous superfamily homologous superfamily	10 — Immunoglobulins

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Unit-cell length a length_a	156.864 Å
Unit-cell length b length_b	156.889 Å
Unit-cell length c length_c	191.966 Å
Unit-cell angle α angle_alpha	77.37 °
Unit-cell angle β angle_beta	78.13 °
Unit-cell angle γ angle_gamma	82.27 °
Molecules per unit cell Z z_pdb	10

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

Resolution resolution	3.340 Å
Low-resolution limit resolution_low	49.820 Å
R factor r_factor	0.2260
R_work r_work	0.2243
R_free r_free	0.2575

Crystal structure of a TCR in complex with HLA-A*11:01 bound to KRAS peptide (VVGAVGVGK)

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

MHC class I antigen (Fragment)

State in the Current Structure

Other States of the Same Protein in the Database

Beta-2-microglobulin

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

8i5c__assembly_10__model_1

8i5c__assembly_10__model_1 | I(q)

8i5c__assembly_10__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 (5)

Entity 1 Entity 1 polymer

Polymer Polymer

Source Source

Entity 2 Entity 2 polymer

Polymer Polymer

Source Source

Entity 3 Entity 3 polymer

Polymer Polymer

Entity 4 Entity 4 polymer

Polymer Polymer

Source Source

Entity 5 Entity 5 polymer

Polymer Polymer

Source Source

6. Fold Classification (SCOP + CATH) 40 domains

CATH v4.4 (40 domains)

7. Citations (1)

Crystal structure of a TCR in complex with HLA-A*11:01 bound to KRAS peptide (VVGAVGVGK)

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

MHC class I antigen (Fragment)

State in the Current Structure

Other States of the Same Protein in the Database

Monomer

Homodimer

Homotetramer

Other homooligomers

Heteromeric or nucleic-acid complex

Beta-2-microglobulin

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

8i5c__assembly_10__model_1

8i5c__assembly_10__model_1 | I(q)

8i5c__assembly_10__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 (5)

Entity 1 Entity 1 polymer

Polymer Polymer

Source Source

Entity 2 Entity 2 polymer

Polymer Polymer

Source Source

Entity 3 Entity 3 polymer

Polymer Polymer

Entity 4 Entity 4 polymer

Polymer Polymer

Source Source

Entity 5 Entity 5 polymer

Polymer Polymer

Source Source

6. Fold Classification (SCOP + CATH) 40 domains

CATH v4.4 (40 domains)

7. Citations (1)