6B27 | pdb_00006b27

Crystal structure of human STAC2 Tandem SH3 Domains (296-411) in complex with a CaV1.1 II-III loop peptide

External Resource: Annotation

Domain Annotation: ECOD Classification
Domain Annotation: CATH
Protein Family Annotation
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification
Pharos: Disease Associations

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
E		e6b27E1	A: Cryptochrome/photolyase FAD-binding domain-related	X: Cryptochrome/photolyase FAD-binding domain-related	H: PriX	T:	F:	ECOD (20:10:01)
F		e6b27F1	A: Cryptochrome/photolyase FAD-binding domain-related	X: Cryptochrome/photolyase FAD-binding domain-related	H: PriX	T:	F:	ECOD (20:10:01)
D		e6b27D1	A: Cryptochrome/photolyase FAD-binding domain-related	X: Cryptochrome/photolyase FAD-binding domain-related	H: PriX	T:	F:	ECOD (20:10:01)
C		e6b27C1	A: SH3	X: SH3	H: SH3	T: SH3_2	F:	ECOD (20:10:01)
B		e6b27B1	A: SH3	X: SH3	H: SH3	T: HAT_PRP39_N, HAT_PRP39_C	F:	ECOD (20:10:01)
A		e6b27A1	A: TIM beta/alpha-barrel	X: TIM barrels	H: TIM barrels	T: Peptidase_S26	F:	ECOD (20:10:01)
A		e6b27A2	A: P-loop domains-like	X: Cas7-related	H: CRISPR-associated protein Cas7f/Csy3	T: Cas_Csy3	F:	ECOD (20:10:01)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
E	2.30.30.40	Mainly Beta	Roll	SH3 type barrels.	SH3 Domains	CATH (4.3.0)
F	2.30.30.40	Mainly Beta	Roll	SH3 type barrels.	SH3 Domains	CATH (4.3.0)
D	2.30.30.40	Mainly Beta	Roll	SH3 type barrels.	SH3 Domains	CATH (4.3.0)
C	2.30.30.40	Mainly Beta	Roll	SH3 type barrels.	SH3 Domains	CATH (4.3.0)
B	2.30.30.40	Mainly Beta	Roll	SH3 type barrels.	SH3 Domains	CATH (4.3.0)
A	2.30.30.40	Mainly Beta	Roll	SH3 type barrels.	SH3 Domains	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B, C, D, E A, B, C, D, E, F	PF14604	Variant SH3 domain (SH3_9)	Variant SH3 domain		Domain
A, B, C, D, E A, B, C, D, E, F	PF07653	Variant SH3 domain (SH3_2)	Variant SH3 domain	SH3 (Src homology 3) domains are often indicative of a protein involved in signal transduction related to cytoskeletal organisation. First described in the Src cytoplasmic tyrosine kinase Swiss:P12931. The structure is a partly opened beta barrel.	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
G, H, I, J, K G, H, I, J, K, L	Voltage-dependent L-type calcium channel subunit alpha-1S	calcium channel activity monoatomic cation transmembrane transporter activity voltage-gated calcium channel activity gated channel activity monoatomic ion channel activity voltage-gated channel activity voltage-gated monoatomic ion channel activity voltage-gated monoatomic cation channel activity monoatomic cation channel activity passive transmembrane transporter activity calcium ion transmembrane transporter activity channel activity monoatomic ion transmembrane transporter activity high voltage-gated calcium channel activity transporter activity calcium channel activity monoatomic cation transmembrane transporter activity voltage-gated calcium channel activity gated channel activity monoatomic ion channel activity voltage-gated channel activity voltage-gated monoatomic ion channel activity voltage-gated monoatomic cation channel activity monoatomic cation channel activity passive transmembrane transporter activity calcium ion transmembrane transporter activity channel activity monoatomic ion transmembrane transporter activity high voltage-gated calcium channel activity transporter activity metal ion transmembrane transporter activity transmembrane transporter activity binding small molecule binding protein binding calmodulin binding molecular function activator activity molecular function regulator activity cation binding ion binding metal ion binding	multicellular organismal process system process muscle contraction muscle system process striated muscle contraction developmental process sensory organ development skeletal muscle tissue development eye development animal organ development visual system development extraocular skeletal muscle development tissue development striated muscle tissue development multicellular organismal process system process muscle contraction muscle system process striated muscle contraction developmental process sensory organ development skeletal muscle tissue development eye development animal organ development visual system development extraocular skeletal muscle development tissue development striated muscle tissue development muscle structure development skeletal muscle organ development multicellular organism development anatomical structure development camera-type eye development muscle tissue development muscle organ development sensory system development system development myotube cell development skeletal muscle fiber development cellular developmental process cell development muscle cell differentiation myotube differentiation striated muscle cell development muscle cell development cell differentiation cellular process striated muscle cell differentiation skeletal system development cellular component organization cell junction organization neuromuscular junction development synapse organization cellular component organization or biogenesis cellular response to nitrogen compound cellular response to stimulus response to stimulus cellular response to caffeine response to nitrogen compound response to purine-containing compound response to alkaloid cellular response to chemical stimulus response to chemical cellular response to alkaloid cellular response to purine-containing compound response to caffeine regulation of biological process regulation of system process biological regulation positive regulation of biological process regulation of muscle system process regulation of muscle contraction positive regulation of muscle contraction positive regulation of multicellular organismal process regulation of multicellular organismal process import into cell calcium ion transmembrane import into cytosol transport monoatomic ion transmembrane transport import across plasma membrane establishment of localization inorganic cation import across plasma membrane calcium ion transport metal ion transport monoatomic cation transmembrane transport transmembrane transport localization calcium ion import across plasma membrane inorganic ion import across plasma membrane monoatomic ion transport calcium ion import calcium ion import into cytosol monoatomic cation transport calcium ion transmembrane transport organelle organization endoplasmic reticulum organization endomembrane system organization striated muscle adaptation muscle adaptation skeletal muscle adaptation release of sequestered calcium ion into cytosol myoblast fusion cell-cell fusion syncytium formation by plasma membrane fusion anatomical structure morphogenesis anatomical structure formation involved in morphogenesis syncytium formation	protein-containing complex plasma membrane protein complex sarcolemma voltage-gated calcium channel complex plasma membrane membrane membrane protein complex cation channel complex transporter complex cell periphery cellular anatomical structure transmembrane transporter complex T-tubule L-type voltage-gated calcium channel complex protein-containing complex plasma membrane protein complex sarcolemma voltage-gated calcium channel complex plasma membrane membrane membrane protein complex cation channel complex transporter complex cell periphery cellular anatomical structure transmembrane transporter complex T-tubule L-type voltage-gated calcium channel complex calcium channel complex monoatomic ion channel complex intracellular anatomical structure cytoplasm membrane-bounded organelle intracellular membrane-bounded organelle endomembrane system sarcoplasm intracellular organelle organelle endoplasmic reticulum sarcoplasmic reticulum intracellular membraneless organelle sarcomere I band membraneless organelle contractile muscle fiber supramolecular fiber myofibril supramolecular polymer supramolecular complex
A, B, C, D, E A, B, C, D, E, F	SH3 and cysteine-rich domain-containing protein 2	cation binding transition metal ion binding zinc ion binding ion binding binding metal ion binding small molecule binding	positive regulation of protein localization to plasma membrane regulation of localization cellular localization regulation of cellular process regulation of protein localization positive regulation of biological process localization intracellular protein localization regulation of protein localization to membrane positive regulation of cellular process positive regulation of protein localization to cell periphery regulation of biological process protein localization to cell periphery protein localization to plasma membrane positive regulation of protein localization to plasma membrane regulation of localization cellular localization regulation of cellular process regulation of protein localization positive regulation of biological process localization intracellular protein localization regulation of protein localization to membrane positive regulation of cellular process positive regulation of protein localization to cell periphery regulation of biological process protein localization to cell periphery protein localization to plasma membrane biological regulation positive regulation of protein localization to membrane regulation of protein localization to cell periphery localization within membrane protein localization to membrane regulation of cellular localization macromolecule localization positive regulation of protein localization cellular process regulation of protein localization to plasma membrane multicellular organismal movement musculoskeletal movement multicellular organismal process system process nervous system process neuromuscular process skeletal muscle contraction muscle contraction muscle system process striated muscle contraction positive regulation of cation transmembrane transport transport monoatomic ion transmembrane transport positive regulation of voltage-gated calcium channel activity regulation of transmembrane transporter activity regulation of monoatomic ion transmembrane transport regulation of voltage-gated calcium channel activity monoatomic cation transmembrane transport positive regulation of molecular function positive regulation of monoatomic ion transport positive regulation of transmembrane transport monoatomic ion transport positive regulation of monoatomic ion transmembrane transport monoatomic cation transport regulation of transport regulation of monoatomic ion transport establishment of localization positive regulation of cation channel activity transmembrane transport regulation of molecular function regulation of transmembrane transport positive regulation of transport positive regulation of transporter activity positive regulation of ion transmembrane transporter activity regulation of monoatomic cation transmembrane transport	cellular anatomical structure intracellular anatomical structure cytoplasm cytosol cell periphery sarcolemma plasma membrane membrane cytoplasmic side of plasma membrane cytoplasmic side of membrane side of membrane

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
G, H, I, J, K G, H, I, J, K, L	IPR014873	Voltage-dependent calcium channel, alpha-1 subunit, IQ domain	Domain
G, H, I, J, K G, H, I, J, K, L	IPR002077	Voltage-dependent calcium channel, alpha-1 subunit	Family
G, H, I, J, K G, H, I, J, K, L	IPR031649	Voltage-dependent L-type calcium channel, IQ-associated domain	Domain
G, H, I, J, K G, H, I, J, K, L	IPR005821	Ion transport domain	Domain
G, H, I, J, K G, H, I, J, K, L	IPR005446	Voltage-dependent calcium channel, L-type, alpha-1 subunit	Family
G, H, I, J, K G, H, I, J, K, L	IPR050599	Voltage-dependent calcium channel alpha-1 subunit	Family
G, H, I, J, K G, H, I, J, K, L	IPR005450	Voltage-dependent calcium channel, L-type, alpha-1S subunit	Family
G, H, I, J, K G, H, I, J, K, L	IPR027359	Voltage-dependent channel domain superfamily	Homologous Superfamily
A, B, C, D, E A, B, C, D, E, F	IPR039688	STAC1/2/3	Family
A, B, C, D, E A, B, C, D, E, F	IPR002219	Protein kinase C-like, phorbol ester/diacylglycerol-binding domain	Domain
A, B, C, D, E A, B, C, D, E, F	IPR035509	Stac2, SH3 domain	Domain
A, B, C, D, E A, B, C, D, E, F	IPR001452	SH3 domain	Domain
A, B, C, D, E A, B, C, D, E, F	IPR036028	SH3-like domain superfamily	Homologous Superfamily
A, B, C, D, E A, B, C, D, E, F	IPR046349	C1-like domain superfamily	Homologous Superfamily

Pharos: Disease Associations Pharos Homepage Annotation

Chains	Drug Target	Associated Disease
G, H, I, J, K G, H, I, J, K, L	Pharos: Q13698	hypokalemic periodic paralysis malignant hyperthermia of anesthesia thyrotoxic periodic paralysis, susceptibility to, 1 hypokalemic periodic paralysis, type 1 malignant hyperthermia, susceptibility to, 5 hyperkalemic periodic paralysis respiratory failure psoriasis Respiratory Insufficiency tooth agenesis acute coronary syndrome familial periodic paralysis myopathy primary biliary cholangitis thyrotoxic periodic paralysis hypokalemic periodic paralysis malignant hyperthermia of anesthesia thyrotoxic periodic paralysis, susceptibility to, 1 hypokalemic periodic paralysis, type 1 malignant hyperthermia, susceptibility to, 5 hyperkalemic periodic paralysis respiratory failure psoriasis Respiratory Insufficiency tooth agenesis acute coronary syndrome familial periodic paralysis myopathy primary biliary cholangitis thyrotoxic periodic paralysis Prinzmetal angina atrial fibrillation Crohn disease hypertensive disorder inborn errors of metabolism
A, B, C, D, E A, B, C, D, E, F	Pharos: Q6ZMT1	breast cancer osteosarcoma breast carcinoma ovarian cancer childhood-onset schizophrenia

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.