3E3Q | pdb_00003e3q

Structure of the 3alpham13 high-affinity mutant of the 2C TCR in complex with Ld/QL9

External Resource: Annotation

Domain Annotation: SCOP/SCOPe Classification
Domain Annotation: SCOP2 Classification
Domain Annotation: ECOD Classification
Domain Annotation: CATH
Protein Family Annotation
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification

Domain Annotation: SCOP/SCOPe Classification SCOP-e Database Homepage

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
X [auth S]	d3e3qs_	All beta proteins	Immunoglobulin-like beta-sandwich	Immunoglobulin	V set domains (antibody variable domain-like)	automated matches	(Mus musculus ) [TaxId: 10090 ],	SCOPe (2.08)
T [auth N]	d3e3qn_	All beta proteins	Immunoglobulin-like beta-sandwich	Immunoglobulin	V set domains (antibody variable domain-like)	automated matches	(Mus musculus ) [TaxId: 10090 ],	SCOPe (2.08)
P [auth J]	d3e3qj_	All beta proteins	Immunoglobulin-like beta-sandwich	Immunoglobulin	V set domains (antibody variable domain-like)	automated matches	(Mus musculus ) [TaxId: 10090 ],	SCOPe (2.08)
H [auth F]	d3e3qf_	All beta proteins	Immunoglobulin-like beta-sandwich	Immunoglobulin	V set domains (antibody variable domain-like)	automated matches	(Mus musculus ) [TaxId: 10090 ],	SCOPe (2.08)
FA [auth a]	d3e3qa_	All beta proteins	Immunoglobulin-like beta-sandwich	Immunoglobulin	V set domains (antibody variable domain-like)	automated matches	(Mus musculus ) [TaxId: 10090 ],	SCOPe (2.08)
D [auth E]	d3e3qe_	All beta proteins	Immunoglobulin-like beta-sandwich	Immunoglobulin	V set domains (antibody variable domain-like)	automated matches	(Mus musculus ) [TaxId: 10090 ],	SCOPe (2.08)
BA [auth W]	d3e3qw_	All beta proteins	Immunoglobulin-like beta-sandwich	Immunoglobulin	V set domains (antibody variable domain-like)	automated matches	(Mus musculus ) [TaxId: 10090 ],	SCOPe (2.08)
G [auth C]	d3e3qc_	All beta proteins	Immunoglobulin-like beta-sandwich	Immunoglobulin	V set domains (antibody variable domain-like)	automated matches	mouse (Mus musculus ) [TaxId: 10090 ],	SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
W [auth R]	SCOP2B Superfamily	Immunoglobulin (Ig) domain-like	8055397	3000071	SCOP2B (2022-06-29)
S [auth M]	SCOP2B Superfamily	Immunoglobulin (Ig) domain-like	8055397	3000071	SCOP2B (2022-06-29)
O [auth I]	SCOP2B Superfamily	Immunoglobulin (Ig) domain-like	8055397	3000071	SCOP2B (2022-06-29)
K [auth d]	SCOP2B Superfamily	Immunoglobulin (Ig) domain-like	8055397	3000071	SCOP2B (2022-06-29)
G [auth C]	SCOP2B Superfamily	Immunoglobulin (Ig) domain-like	8055397	3000071	SCOP2B (2022-06-29)
EA [auth Z]	SCOP2B Superfamily	Immunoglobulin (Ig) domain-like	8055397	3000071	SCOP2B (2022-06-29)
C [auth D]	SCOP2B Superfamily	Immunoglobulin (Ig) domain-like	8055397	3000071	SCOP2B (2022-06-29)
AA [auth V]	SCOP2B Superfamily	Immunoglobulin (Ig) domain-like	8055397	3000071	SCOP2B (2022-06-29)
Y [auth U]	SCOP2B Superfamily	MHC antigen-recognition domain	8034809	3000521	SCOP2B (2022-06-29)
U [auth P]	SCOP2B Superfamily	MHC antigen-recognition domain	8034809	3000521	SCOP2B (2022-06-29)
Q [auth L]	SCOP2B Superfamily	MHC antigen-recognition domain	8034809	3000521	SCOP2B (2022-06-29)
M [auth H]	SCOP2B Superfamily	MHC antigen-recognition domain	8034809	3000521	SCOP2B (2022-06-29)
I [auth c]	SCOP2B Superfamily	MHC antigen-recognition domain	8034809	3000521	SCOP2B (2022-06-29)
E [auth B]	SCOP2B Superfamily	MHC antigen-recognition domain	8034809	3000521	SCOP2B (2022-06-29)
CA [auth Y]	SCOP2B Superfamily	MHC antigen-recognition domain	8034809	3000521	SCOP2B (2022-06-29)
A	SCOP2B Superfamily	MHC antigen-recognition domain	8034809	3000521	SCOP2B (2022-06-29)

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
X [auth S]	HSP70	e3e3qS1	A: beta barrels	X: HTH	H: Nudix	T: Nudix	F: HSP70	ECOD (v294.2)
T [auth N]	HSP70	e3e3qN1	A: beta barrels	X: HTH	H: Nudix	T: Nudix	F: HSP70	ECOD (v294.2)
P [auth J]	HSP70	e3e3qJ1	A: beta barrels	X: HTH	H: Nudix	T: Nudix	F: HSP70	ECOD (v294.2)
L [auth e]	HSP70	e3e3qe1	A: beta barrels	X: HTH	H: Nudix	T: Nudix	F: HSP70	ECOD (v294.2)
H [auth F]	HSP70	e3e3qF1	A: beta barrels	X: HTH	H: Nudix	T: Nudix	F: HSP70	ECOD (v294.2)
FA [auth a]	HSP70	e3e3qa1	A: beta barrels	X: HTH	H: Nudix	T: Nudix	F: HSP70	ECOD (v294.2)
D [auth E]	HSP70	e3e3qE1	A: beta barrels	X: HTH	H: Nudix	T: Nudix	F: HSP70	ECOD (v294.2)
BA [auth W]	HSP70	e3e3qW1	A: beta barrels	X: HTH	H: Nudix	T: Nudix	F: HSP70	ECOD (v294.2)
W [auth R]	HSP70	e3e3qR1	A: beta barrels	X: HTH	H: Nudix	T: Nudix	F: HSP70	ECOD (v294.2)
S [auth M]	HSP70	e3e3qM1	A: beta barrels	X: HTH	H: Nudix	T: Nudix	F: HSP70	ECOD (v294.2)
O [auth I]	HSP70	e3e3qI1	A: beta barrels	X: HTH	H: Nudix	T: Nudix	F: HSP70	ECOD (v294.2)
K [auth d]	HSP70	e3e3qd1	A: beta barrels	X: HTH	H: Nudix	T: Nudix	F: HSP70	ECOD (v294.2)
G [auth C]	HSP70	e3e3qC1	A: beta barrels	X: HTH	H: Nudix	T: Nudix	F: HSP70	ECOD (v294.2)
EA [auth Z]	HSP70	e3e3qZ1	A: beta barrels	X: HTH	H: Nudix	T: Nudix	F: HSP70	ECOD (v294.2)
C [auth D]	HSP70	e3e3qD1	A: beta barrels	X: HTH	H: Nudix	T: Nudix	F: HSP70	ECOD (v294.2)
AA [auth V]	HSP70	e3e3qV1	A: beta barrels	X: HTH	H: Nudix	T: Nudix	F: HSP70	ECOD (v294.2)
Y [auth U]	HSP70	e3e3qU1	A: beta barrels	X: HTH	H: Nudix	T: Nudix	F: HSP70	ECOD (v294.2)
U [auth P]	HSP70	e3e3qP1	A: beta barrels	X: HTH	H: Nudix	T: Nudix	F: HSP70	ECOD (v294.2)
Q [auth L]	HSP70	e3e3qL1	A: beta barrels	X: HTH	H: Nudix	T: Nudix	F: HSP70	ECOD (v294.2)
M [auth H]	HSP70	e3e3qH1	A: beta barrels	X: HTH	H: Nudix	T: Nudix	F: HSP70	ECOD (v294.2)
I [auth c]	HSP70	e3e3qc1	A: beta barrels	X: HTH	H: Nudix	T: Nudix	F: HSP70	ECOD (v294.2)
E [auth B]	HSP70	e3e3qB1	A: beta barrels	X: HTH	H: Nudix	T: Nudix	F: HSP70	ECOD (v294.2)
CA [auth Y]	HSP70	e3e3qY1	A: beta barrels	X: HTH	H: Nudix	T: Nudix	F: HSP70	ECOD (v294.2)
A	HSP70	e3e3qA1	A: beta barrels	X: HTH	H: Nudix	T: Nudix	F: HSP70	ECOD (v294.2)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
X [auth S]	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (4.3.0)
T [auth N]	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (4.3.0)
P [auth J]	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (4.3.0)
L [auth e]	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (4.3.0)
H [auth F]	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (4.3.0)
FA [auth a]	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (4.3.0)
D [auth E]	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (4.3.0)
BA [auth W]	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (4.3.0)
W [auth R]	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (4.3.0)
S [auth M]	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (4.3.0)
O [auth I]	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (4.3.0)
K [auth d]	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (4.3.0)
G [auth C]	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (4.3.0)
EA [auth Z]	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (4.3.0)
C [auth D]	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (4.3.0)
AA [auth V]	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (4.3.0)
Y [auth U]	3.30.500.10	Alpha Beta	2-Layer Sandwich	Murine Class I Major Histocompatibility Complex, H2-DB	Chain A, domain 1	CATH (4.3.0)
U [auth P]	3.30.500.10	Alpha Beta	2-Layer Sandwich	Murine Class I Major Histocompatibility Complex, H2-DB	Chain A, domain 1	CATH (4.3.0)
Q [auth L]	3.30.500.10	Alpha Beta	2-Layer Sandwich	Murine Class I Major Histocompatibility Complex, H2-DB	Chain A, domain 1	CATH (4.3.0)
M [auth H]	3.30.500.10	Alpha Beta	2-Layer Sandwich	Murine Class I Major Histocompatibility Complex, H2-DB	Chain A, domain 1	CATH (4.3.0)
I [auth c]	3.30.500.10	Alpha Beta	2-Layer Sandwich	Murine Class I Major Histocompatibility Complex, H2-DB	Chain A, domain 1	CATH (4.3.0)
E [auth B]	3.30.500.10	Alpha Beta	2-Layer Sandwich	Murine Class I Major Histocompatibility Complex, H2-DB	Chain A, domain 1	CATH (4.3.0)
CA [auth Y]	3.30.500.10	Alpha Beta	2-Layer Sandwich	Murine Class I Major Histocompatibility Complex, H2-DB	Chain A, domain 1	CATH (4.3.0)
A	3.30.500.10	Alpha Beta	2-Layer Sandwich	Murine Class I Major Histocompatibility Complex, H2-DB	Chain A, domain 1	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
AA [auth V], C [auth D], EA [auth Z], G [auth C], K [auth d], AA [auth V], C [auth D], EA [auth Z], G [auth C], K [auth d], O [auth I], S [auth M], W [auth R]	PF07686	Immunoglobulin V-set domain (V-set)	Immunoglobulin V-set domain	This domain is found in antibodies as well as neural protein P0 and CTL4 amongst others.	Domain
A, CA [auth Y], E [auth B], I [auth c], M [auth H], A, CA [auth Y], E [auth B], I [auth c], M [auth H], Q [auth L], U [auth P], Y [auth U]	PF00129	Class I Histocompatibility antigen, domains alpha 1 and 2 (MHC_I)	Class I Histocompatibility antigen, domains alpha 1 and 2		Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
BA [auth W], D [auth E], FA [auth a], H [auth F], L [auth e], BA [auth W], D [auth E], FA [auth a], H [auth F], L [auth e], P [auth J], T [auth N], X [auth S]	TCR beta chain	-	-	-
AA [auth V], C [auth D], EA [auth Z], G [auth C], K [auth d], AA [auth V], C [auth D], EA [auth Z], G [auth C], K [auth d], O [auth I], S [auth M], W [auth R]	T-cell receptor alpha chain V region PHDS58	-	response to stimulus immune response immune system process adaptive immune response	cell periphery protein-containing complex cellular anatomical structure plasma membrane protein complex membrane plasma membrane plasma membrane signaling receptor complex membrane protein complex signaling receptor complex T cell receptor complex
B [auth Q], DA [auth b], F [auth G], J [auth f], N [auth K], B [auth Q], DA [auth b], F [auth G], J [auth f], N [auth K], R [auth O], V [auth T], Z [auth X]	QL9 peptide	-	-	-
A, CA [auth Y], E [auth B], I [auth c], M [auth H], A, CA [auth Y], E [auth B], I [auth c], M [auth H], Q [auth L], U [auth P], Y [auth U]	H-2 class I histocompatibility antigen, L-D alpha chain	binding antigen binding peptide antigen binding peptide binding protein binding protein-folding chaperone binding TAP1 binding TAP binding 14-3-3 protein binding natural killer cell lectin-like receptor binding signaling receptor binding TAP complex binding protein-containing complex binding beta-2-microglobulin binding binding antigen binding peptide antigen binding peptide binding protein binding protein-folding chaperone binding TAP1 binding TAP binding 14-3-3 protein binding natural killer cell lectin-like receptor binding signaling receptor binding TAP complex binding protein-containing complex binding beta-2-microglobulin binding T cell receptor binding identical protein binding CD8 receptor binding molecular function activator activity molecular function regulator activity signaling receptor regulator activity receptor ligand activity signaling receptor activator activity protein homodimerization activity protein dimerization activity MHC class I protein binding MHC protein binding TAP2 binding	antigen processing and presentation immune system process antigen processing and presentation of endogenous peptide antigen via MHC class I via ER pathway antigen processing and presentation of endogenous peptide antigen antigen processing and presentation of peptide antigen via MHC class I antigen processing and presentation of endogenous peptide antigen via MHC class I via ER pathway, TAP-independent antigen processing and presentation of peptide antigen antigen processing and presentation of endogenous antigen antigen processing and presentation of endogenous peptide antigen via MHC class I response to stimulus defense response response to stress adaptive immune response based on somatic recombination of immune receptors built from immunoglobulin superfamily domains lymphocyte mediated immunity antigen processing and presentation immune system process antigen processing and presentation of endogenous peptide antigen via MHC class I via ER pathway antigen processing and presentation of endogenous peptide antigen antigen processing and presentation of peptide antigen via MHC class I antigen processing and presentation of endogenous peptide antigen via MHC class I via ER pathway, TAP-independent antigen processing and presentation of peptide antigen antigen processing and presentation of endogenous antigen antigen processing and presentation of endogenous peptide antigen via MHC class I response to stimulus defense response response to stress adaptive immune response based on somatic recombination of immune receptors built from immunoglobulin superfamily domains lymphocyte mediated immunity regulation of immune effector process T cell mediated immunity positive regulation of leukocyte mediated immunity regulation of cellular process positive regulation of adaptive immune response based on somatic recombination of immune receptors built from immunoglobulin superfamily domains positive regulation of lymphocyte mediated immunity positive regulation of biological process positive regulation of response to stimulus regulation of adaptive immune response based on somatic recombination of immune receptors built from immunoglobulin superfamily domains positive regulation of immune response positive regulation of leukocyte mediated cytotoxicity leukocyte mediated immunity regulation of immune system process positive regulation of immune effector process positive regulation of adaptive immune response positive regulation of immune system process positive regulation of cellular process regulation of T cell mediated immunity T cell mediated cytotoxicity regulation of biological process positive regulation of T cell mediated cytotoxicity immune response regulation of adaptive immune response biological regulation regulation of leukocyte mediated cytotoxicity leukocyte mediated cytotoxicity adaptive immune response immune effector process regulation of leukocyte mediated immunity regulation of T cell mediated cytotoxicity regulation of lymphocyte mediated immunity regulation of response to stimulus positive regulation of T cell mediated immunity regulation of immune response regulation of cell killing cellular process positive regulation of cell killing cell killing antigen processing and presentation of endogenous peptide antigen via MHC class Ib antigen processing and presentation of peptide antigen via MHC class Ib antigen processing and presentation via MHC class Ib	membrane-bounded organelle intracellular anatomical structure cis-Golgi network membrane Golgi apparatus membrane intracellular membrane-bounded organelle endomembrane system intracellular organelle cellular anatomical structure bounding membrane of organelle cis-Golgi network organelle cytoplasm organelle membrane membrane-bounded organelle intracellular anatomical structure cis-Golgi network membrane Golgi apparatus membrane intracellular membrane-bounded organelle endomembrane system intracellular organelle cellular anatomical structure bounding membrane of organelle cis-Golgi network organelle cytoplasm organelle membrane cell periphery cell surface plasma membrane external side of plasma membrane side of membrane MHC class I protein complex MHC protein complex protein-containing complex plasma membrane protein complex membrane protein complex endoplasmic reticulum exit site endoplasmic reticulum MHC class Ib protein complex intracellular vesicle phagocytic vesicle phagocytic vesicle membrane cytoplasmic vesicle membrane cytoplasmic vesicle vesicle membrane endocytic vesicle membrane vesicle endocytic vesicle vacuolar membrane lytic vacuole vacuole lytic vacuole membrane lysosomal membrane lysosome Golgi membrane MHC class I peptide loading complex organelle subcompartment endoplasmic reticulum subcompartment nuclear outer membrane-endoplasmic reticulum membrane network endoplasmic reticulum protein-containing complex endoplasmic reticulum membrane Golgi apparatus subcompartment Golgi cisterna Golgi stack Golgi medial cisterna early endosome endosome lumenal side of endoplasmic reticulum membrane lumenal side of membrane endosome membrane early endosome membrane

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
AA [auth V], C [auth D], EA [auth Z], G [auth C], K [auth d], AA [auth V], C [auth D], EA [auth Z], G [auth C], K [auth d], O [auth I], S [auth M], W [auth R]	IPR013783	Immunoglobulin-like fold	Homologous Superfamily
AA [auth V], C [auth D], EA [auth Z], G [auth C], K [auth d], AA [auth V], C [auth D], EA [auth Z], G [auth C], K [auth d], O [auth I], S [auth M], W [auth R]	IPR036179	Immunoglobulin-like domain superfamily	Homologous Superfamily
AA [auth V], C [auth D], EA [auth Z], G [auth C], K [auth d], AA [auth V], C [auth D], EA [auth Z], G [auth C], K [auth d], O [auth I], S [auth M], W [auth R]	IPR013106	Immunoglobulin V-set domain	Domain
AA [auth V], C [auth D], EA [auth Z], G [auth C], K [auth d], AA [auth V], C [auth D], EA [auth Z], G [auth C], K [auth d], O [auth I], S [auth M], W [auth R]	IPR003599	Immunoglobulin domain subtype	Domain
AA [auth V], C [auth D], EA [auth Z], G [auth C], K [auth d], AA [auth V], C [auth D], EA [auth Z], G [auth C], K [auth d], O [auth I], S [auth M], W [auth R]	IPR007110	Immunoglobulin-like domain	Domain
AA [auth V], C [auth D], EA [auth Z], G [auth C], K [auth d], AA [auth V], C [auth D], EA [auth Z], G [auth C], K [auth d], O [auth I], S [auth M], W [auth R]	IPR051287	T cell receptor variable region	Family
A, CA [auth Y], E [auth B], I [auth c], M [auth H], A, CA [auth Y], E [auth B], I [auth c], M [auth H], Q [auth L], U [auth P], Y [auth U]	IPR036179	Immunoglobulin-like domain superfamily	Homologous Superfamily
A, CA [auth Y], E [auth B], I [auth c], M [auth H], A, CA [auth Y], E [auth B], I [auth c], M [auth H], Q [auth L], U [auth P], Y [auth U]	IPR010579	MHC class I, alpha chain, C-terminal	Domain
A, CA [auth Y], E [auth B], I [auth c], M [auth H], A, CA [auth Y], E [auth B], I [auth c], M [auth H], Q [auth L], U [auth P], Y [auth U]	IPR011162	MHC classes I/II-like antigen recognition protein	Homologous Superfamily
A, CA [auth Y], E [auth B], I [auth c], M [auth H], A, CA [auth Y], E [auth B], I [auth c], M [auth H], Q [auth L], U [auth P], Y [auth U]	IPR001039	MHC class I alpha chain, alpha1 alpha2 domains	Domain
A, CA [auth Y], E [auth B], I [auth c], M [auth H], A, CA [auth Y], E [auth B], I [auth c], M [auth H], Q [auth L], U [auth P], Y [auth U]	IPR003006	Immunoglobulin/major histocompatibility complex, conserved site	Conserved Site
A, CA [auth Y], E [auth B], I [auth c], M [auth H], A, CA [auth Y], E [auth B], I [auth c], M [auth H], Q [auth L], U [auth P], Y [auth U]	IPR013783	Immunoglobulin-like fold	Homologous Superfamily
A, CA [auth Y], E [auth B], I [auth c], M [auth H], A, CA [auth Y], E [auth B], I [auth c], M [auth H], Q [auth L], U [auth P], Y [auth U]	IPR007110	Immunoglobulin-like domain	Domain
A, CA [auth Y], E [auth B], I [auth c], M [auth H], A, CA [auth Y], E [auth B], I [auth c], M [auth H], Q [auth L], U [auth P], Y [auth U]	IPR050208	Antigen-presenting and immune regulatory MHC class I-related	Family
A, CA [auth Y], E [auth B], I [auth c], M [auth H], A, CA [auth Y], E [auth B], I [auth c], M [auth H], Q [auth L], U [auth P], Y [auth U]	IPR003597	Immunoglobulin C1-set	Domain
A, CA [auth Y], E [auth B], I [auth c], M [auth H], A, CA [auth Y], E [auth B], I [auth c], M [auth H], Q [auth L], U [auth P], Y [auth U]	IPR011161	MHC class I-like antigen recognition-like	Domain
A, CA [auth Y], E [auth B], I [auth c], M [auth H], A, CA [auth Y], E [auth B], I [auth c], M [auth H], Q [auth L], U [auth P], Y [auth U]	IPR037055	MHC class I-like antigen recognition-like superfamily	Homologous Superfamily

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RCSB PDB Core Operations are funded by the U.S. National Science Foundation (DBI-2321666), the US Department of Energy (DE-SC0019749), and the National Cancer Institute, National Institute of Allergy and Infectious Diseases, and National Institute of General Medical Sciences of the National Institutes of Health under grant R01GM157729. RCSB PDB uses resources of the National Energy Research Scientific Computing Center (NERSC), a Department of Energy User Facility.