6RPS | pdb_00006rps

X-ray crystal structure of carbonic anhydrase XII complexed with a theranostic monoclonal antibody fragment

External Resource: Annotation

Domain Annotation: SCOP/SCOPe Classification
Domain Annotation: SCOP2 Classification
Domain Annotation: ECOD Classification
Domain Annotation: CATH
IMGT Antibody Annotation
SAbDab Antibody Annotation
Protein Family Annotation
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification
Pharos: Disease Associations

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

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
F [auth H]	d6rpsh_	All beta proteins	Immunoglobulin-like beta-sandwich	Immunoglobulin	automated matches	automated matches	Human (Homo sapiens ) [TaxId: 9606 ],	SCOPe (2.08)
D [auth N]	d6rpsn_	All beta proteins	Immunoglobulin-like beta-sandwich	Immunoglobulin	automated matches	automated matches	Human (Homo sapiens ) [TaxId: 9606 ],	SCOPe (2.08)
E [auth L]	d6rpsl2	All beta proteins	Immunoglobulin-like beta-sandwich	Immunoglobulin	C1 set domains (antibody constant domain-like)	automated matches	Human (Homo sapiens ) [TaxId: 9606 ],	SCOPe (2.08)
E [auth L]	d6rpsl1	All beta proteins	Immunoglobulin-like beta-sandwich	Immunoglobulin	automated matches	automated matches	Human (Homo sapiens ) [TaxId: 9606 ],	SCOPe (2.08)
C [auth M]	d6rpsm2	All beta proteins	Immunoglobulin-like beta-sandwich	Immunoglobulin	C1 set domains (antibody constant domain-like)	automated matches	Human (Homo sapiens ) [TaxId: 9606 ],	SCOPe (2.08)
C [auth M]	d6rpsm1	All beta proteins	Immunoglobulin-like beta-sandwich	Immunoglobulin	automated matches	automated matches	Human (Homo sapiens ) [TaxId: 9606 ],	SCOPe (2.08)
B	d6rpsb1	All beta proteins	Carbonic anhydrase	Carbonic anhydrase	Carbonic anhydrase	Carbonic anhydrase	Human (Homo sapiens ) [TaxId: 9606 ],	SCOPe (2.08)
B	d6rpsb2	Artifacts	Tags	Tags	Tags	N-terminal Tags	Human (Homo sapiens ) [TaxId: 9606 ],	SCOPe (2.08)
A	d6rpsa1	All beta proteins	Carbonic anhydrase	Carbonic anhydrase	Carbonic anhydrase	Carbonic anhydrase	Human (Homo sapiens ) [TaxId: 9606 ],	SCOPe (2.08)
A	d6rpsa2	Artifacts	Tags	Tags	Tags	N-terminal Tags	Human (Homo sapiens ) [TaxId: 9606 ],	SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
B	SCOP2B Superfamily	Carbonic anhydrase	8034342	3001672	SCOP2B (2022-06-29)
A	SCOP2B Superfamily	Carbonic anhydrase	8034342	3001672	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)
F [auth H]	V-set_8	e6rpsH1	A: beta sandwiches	X: Immunoglobulin-like beta-sandwich	H: Immunoglobulin-related	T: Immunoglobulin/Fibronectin type III/E set domains/PapD-like	F: V-set_8	ECOD (1.6)
F [auth H]	C1-set_1	e6rpsH2	A: beta sandwiches	X: Immunoglobulin-like beta-sandwich	H: Immunoglobulin-related	T: Immunoglobulin/Fibronectin type III/E set domains/PapD-like	F: C1-set_1	ECOD (1.6)
D [auth N]	V-set_8	e6rpsN2	A: beta sandwiches	X: Immunoglobulin-like beta-sandwich	H: Immunoglobulin-related	T: Immunoglobulin/Fibronectin type III/E set domains/PapD-like	F: V-set_8	ECOD (1.6)
D [auth N]	C1-set_1	e6rpsN1	A: beta sandwiches	X: Immunoglobulin-like beta-sandwich	H: Immunoglobulin-related	T: Immunoglobulin/Fibronectin type III/E set domains/PapD-like	F: C1-set_1	ECOD (1.6)
E [auth L]	C1-set_4	e6rpsL2	A: beta sandwiches	X: Immunoglobulin-like beta-sandwich	H: Immunoglobulin-related	T: Immunoglobulin/Fibronectin type III/E set domains/PapD-like	F: C1-set_4	ECOD (1.6)
E [auth L]	V-set	e6rpsL1	A: beta sandwiches	X: Immunoglobulin-like beta-sandwich	H: Immunoglobulin-related	T: Immunoglobulin/Fibronectin type III/E set domains/PapD-like	F: V-set	ECOD (1.6)
C [auth M]	C1-set_4	e6rpsM1	A: beta sandwiches	X: Immunoglobulin-like beta-sandwich	H: Immunoglobulin-related	T: Immunoglobulin/Fibronectin type III/E set domains/PapD-like	F: C1-set_4	ECOD (1.6)
C [auth M]	V-set	e6rpsM2	A: beta sandwiches	X: Immunoglobulin-like beta-sandwich	H: Immunoglobulin-related	T: Immunoglobulin/Fibronectin type III/E set domains/PapD-like	F: V-set	ECOD (1.6)
B	Carb_anhydrase	e6rpsB1	A: beta meanders	X: Carbonic anhydrase (From Topology)	H: Carbonic anhydrase (From Topology)	T: Carbonic anhydrase	F: Carb_anhydrase	ECOD (1.6)
A	Carb_anhydrase	e6rpsA1	A: beta meanders	X: Carbonic anhydrase (From Topology)	H: Carbonic anhydrase (From Topology)	T: Carbonic anhydrase	F: Carb_anhydrase	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
F [auth H]	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (utative)
D [auth N]	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (utative)
E [auth L]	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (utative)
C [auth M]	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (utative)
B	3.10.200.10	Alpha Beta	Roll	Carbonic Anhydrase II	Alpha carbonic anhydrase	CATH (utative)
A	3.10.200.10	Alpha Beta	Roll	Carbonic Anhydrase II	Alpha carbonic anhydrase	CATH (utative)

IMGT Antibody Annotation IMGT Database Homepage

Chain	Protein Name	Description	Organism Name	Gene Allele Name(s)	Domain Name(s)	Receptor Type	Receptor Description	Provenance Source
D [auth N], F [auth H]	mAb 6A10, anti-carbonic anhydrase XII	VH-CH1	Chimeric (chimeric)	IGHV2-6301, IGHJ201, IGHG101, IGHG102, IGHG104, IGHG105, IGHG112, IGHG114, IGHG113, IGHG109, IGHG110, IGHG107, IGHG1*11	V-DOMAIN VH, C-DOMAIN CH1	IG	FAB-GAMMA-1_KAPPA	IMGT (202538-0)
C [auth M], E [auth L]	mAb 6A10, anti-carbonic anhydrase XII	L-KAPPA	Chimeric (chimeric)	IGKV5S201, IGKJ2-301, IGKC*01	V-DOMAIN V-KAPPA, C-DOMAIN C-KAPPA	IG	FAB-GAMMA-1_KAPPA	IMGT (202538-0)

SAbDab Antibody Annotation SAbDab Database Homepage

Chain	Chain Class	Chain Subclass	Chain Type	Antigen Name(s)	Provenance Source
D [auth N], F [auth H]	Heavy Chain	IGHV2	-	carbonic anhydrase 12	SAbDab (2025-10-03)
C [auth M], E [auth L]	Light Chain	IGKV5	Kappa	carbonic anhydrase 12	SAbDab (2025-10-03)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B	PF00194	Eukaryotic-type carbonic anhydrase (Carb_anhydrase)	Eukaryotic-type carbonic anhydrase		Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
D [auth N], F [auth H]	Fab Heavy chain	-	-	-
C [auth M], E [auth L]	Fab Light chain	-	-	-
A, B	Carbonic anhydrase 12	cation binding transition metal ion binding zinc ion binding ion binding binding metal ion binding small molecule binding carbonate dehydratase activity hydro-lyase activity lyase activity catalytic activity carbon-oxygen lyase activity	inorganic ion homeostasis chemical homeostasis homeostatic process monoatomic ion homeostasis chloride ion homeostasis monoatomic anion homeostasis ovulation cycle rhythmic process estrous cycle reproductive process multicellular organismal reproductive process	cell periphery cellular anatomical structure plasma membrane membrane basal part of cell basal plasma membrane plasma membrane region basolateral plasma membrane apical part of cell apical plasma membrane

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B	IPR018338	Carbonic anhydrase, alpha-class, conserved site	Conserved Site
A, B	IPR001148	Alpha carbonic anhydrase domain	Domain
A, B	IPR036398	Alpha carbonic anhydrase domain superfamily	Homologous Superfamily
A, B	IPR023561	Carbonic anhydrase, alpha-class	Family

Pharos: Disease Associations Pharos Homepage Annotation

Chains	Drug Target	Associated Disease
A, B	Pharos: O43570	isolated hyperchlorhidrosis Lung Neoplasms nephrosclerosis adrenal cortex carcinoma open-angle glaucoma atypical teratoid rhabdoid tumor pancreatic ductal adenocarcinoma breast fibroadenoma cystic fibrosis sinusitis glioblastoma lung cancer malignant colon neoplasm malignant glioma malignant pancreatic neoplasm isolated hyperchlorhidrosis Lung Neoplasms nephrosclerosis adrenal cortex carcinoma open-angle glaucoma atypical teratoid rhabdoid tumor pancreatic ductal adenocarcinoma breast fibroadenoma cystic fibrosis sinusitis glioblastoma lung cancer malignant colon neoplasm malignant glioma malignant pancreatic neoplasm non-small cell lung carcinoma angle-closure glaucoma osteosarcoma breast cancer pancreatic intraductal papillary-mucinous neoplasm with low grade dysplasia childhood absence epilepsy psoriasis dental caries subependymal giant cell astrocytoma heart disease large cell medulloblastoma lung carcinoma malignant ependymoma malignant mesothelioma medulloblastoma oligodendroglioma ovarian cancer breast carcinoma cutaneous lupus erythematosus ulcerative colitis interstitial cystitis lung benign neoplasm

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.