CiteAb - Data Accelerating Science Data Accelerating Science
Menu
  • Reagent Search
    • Antibodies
      Recombinant, monoclonal & polyclonal antibodies and primary & secondary antibodies.
    • Biochemicals
      Carbohydrates, peptides, bioactive small molecules, buffers, dyes and lipids.
    • Cell Lines & Models
      Cell lines, tissues, bacteria & viruses, and animal models.
    • Kits & Assays
      ELISAs, multiplex immunoassay kits, detection/staining kits and conjugation/labelling kits.
    • Instruments
      Microscopes, flow cytometers, spectrometers, and other laboratory instruments.
    • Nucleotides
      Plasmids, primers, RNA, siRNA, shRNA, gRNA, viral vectors and particles.
    • Proteins
      Enzymes, growth factors, binding proteins (e.g. streptavidin) and protein mixtures (e.g. bovine serum).
  • Image Search
  • Custom Suppliers
    • Antibody Suppliers
      Polyclonal, monoclonal, recombinant or alternative affinity reagent production.
    • Cell line Suppliers
      Knockout cell lines, knockin cell lines, gene activation & repression and reporter cell lines.
    • Histology Suppliers
      Immunohistochemistry (IHC), in situ hybridisation (ISH), tissue microarray staining (TMA), and more.
    • Peptides Suppliers
      Standard and modified sequences, fluorescent, isotope and radioactive labelled peptides, and more.
    • Sequencing Suppliers
      Whole Genome Sequencing, Antibody Sequencing, Targeted Sequencing, and more.
  • Supplier Partnerships
  • Data Services
    • Reagent Suppliers
      Powerful life science market data, accurate product citations & published images and listing on our popular reagent search engine.
    • Pharma, Biotech & Academic Research Institutions
      Accelerate preclinical research by licensing our comprehensive life science reagent database for totally flexible and private use.
    • Investment, Research & Advisory Companies
      Power unique and quantitative analysis into life science reagent and equipment manufacturer performance to help you make more informed investment decisions.
    • Scientific Publishers
      Partner with CiteAb to maximise exposure, researcher benefit and revenue from your publications.
  • Sign in or Register
Sign in or Register
Applied filters
  • Carrier-free

Refine your results

Clear all
Nature
  • Recombinant (174)
Protein
  • PD1L1 (Human) (27)
  • PD1L2 (Human) (27)
  • PDCD1 (Human) (26)
  • PD1L1 (Mouse) (15)
  • SYUA (Human) (14)
  • A0A090BAM7 (Dog) (2)
  • A9YUA6 (Cat) (2)
  • B0LAJ3 (Crab Eating Macaque) (2)
  • D3ZIN8 (Rat) (2)
  • PD1L2 (Mouse) (10)
  • PDCD1 (Mouse) (9)
  • RL17 (Human) (2)
  • SPAT2 (Human) (1)
  • SYUA (Mouse) (3)
  • SYUA (Rat) (1)
  • VISTA (Human) (4)
  • VISTA (Mouse) (2)
  • No matches
Species
  • Homo sapiens (Human) (101)
  • Mus musculus (Mouse) (39)
  • Rattus norvegicus (Rat) (3)
  • Canis lupus familiaris (Dog) (2)
  • Macaca fascicularis (Crab-eating macaque) (2)
  • Felis catus (Cat) (2)
  • No matches
Expression System
  • HEK293 (33)
  • CRL-6440 (6)
Expressing Species
  • Homo sapiens (Human) (33)
  • Escherichia coli (14)
  • Mus musculus (Mouse) (6)
Modification
  • Unmodified (5)
Application
  • WB (64)
  • SDS-PAGE (50)
  • ELISA (29)
  • Functional (18)
  • In Vitro (9)
  • Cell Culture (9)
  • FC/FACS (2)
  • In Vivo (2)
  • Liquid Chroma (3)
  • Mass Spec (3)
  • No matches
Conjugate
  • FITC (53)
  • Biotin (12)
Tag
  • His Tag (32)
  • Avi/His Tag (8)
  • Flag Tag (1)
  • His/SUMO Tag (1)
Purified
  • Yes (169)
Bioactive
  • Yes (144)
  • No (25)
Formulation
  • Carrier-free (174)
  • Low Endotoxin (20)
  • non-Carrier-free (9)
GMP Compliance
  • No (98)
  • Yes (7)
Animal Free
  • No (48)
  • Yes (21)
Supplier
  • TargetMol (53)
  • Cloud-Clone Corp. (28)
  • KACTUS (27)
  • BioLegend (24)
  • NKMAXBio (18)
  • Abcam (5)
  • Absea (5)
  • Aladdin Scientific Corporation (6)
  • Wuhan Fine Biotech (8)
  • No matches

174 results for PD1 proteins

Recombinant human alpha-Synuclein protein
SNA2001 is a protein from NKMAXBio
16 Citations
Expression System:
Escherichia coli
Species:
Homo sapiens (Human)
UniProt ID:
P37840
Recombinant human alpha-Synuclein (lyophilized) protein
SNA2001L is a protein from NKMAXBio
8 Citations
Expression System:
Escherichia coli
Species:
Homo sapiens (Human)
UniProt ID:
P37840
Recombinant Mouse B7-H1 (PD-L1, CD274)-Fc Chimera (carrier-free)
758206 is a protein from BioLegend
7 Citations
Expression System:
Unknown
Species:
Mus musculus (Mouse)
UniProt ID:
Q9EP73
Recombinant Mouse B7-H1 (PD-L1, CD274)-Fc Chimera (carrier-free)
758208 is a protein from BioLegend
6 Citations
Expression System:
Unknown
Species:
Mus musculus (Mouse)
UniProt ID:
Q9EP73
Recombinant human alpha-Synuclein (61-140aa) protein
SNA2006 is a protein from NKMAXBio
4 Citations
Expression System:
Escherichia coli
Species:
Homo sapiens (Human)
UniProt ID:
P37840
Recombinant human alpha-Synuclein (1-60aa) protein
SNA3009 is a protein from NKMAXBio
4 Citations
Expression System:
Escherichia coli
Species:
Homo sapiens (Human)
UniProt ID:
P37840
Recombinant human alpha-Synuclein (A53T) protein
SNA2002 is a protein from NKMAXBio
3 Citations
Expression System:
Escherichia coli
Species:
Homo sapiens (Human)
UniProt ID:
P37840
Recombinant human alpha-Synuclein (A30P) protein
SNA2003 is a protein from NKMAXBio
3 Citations
Expression System:
Escherichia coli
Species:
Homo sapiens (Human)
UniProt ID:
P37840
Recombinant human PD-L1 protein (Active)
ab280943 is a protein from Abcam
2 Citations
Expression System:
Unknown
Species:
Homo sapiens (Human)
UniProt ID:
Q9NZQ7
Recombinant Human PD-L2 (B7-DC, CD273)-Fc Chimera (carrier-free)
772508 is a protein from BioLegend
2 Citations
Expression System:
Unknown
Species:
Homo sapiens (Human)
UniProt ID:
Q9BQ51
Recombinant human alpha-Synuclein E46K protein
SNA4001 is a protein from NKMAXBio
2 Citations
Expression System:
Escherichia coli
Species:
Homo sapiens (Human)
UniProt ID:
P37840
Recombinant human alpha-Synuclein (1-95aa) protein
SNA4002 is a protein from NKMAXBio
2 Citations
Expression System:
Escherichia coli
Species:
Homo sapiens (Human)
UniProt ID:
P37840
Recombinant human alpha-Synuclein (96-140aa) protein
SNA2007 is a protein from NKMAXBio
2 Citations
Expression System:
Escherichia coli
Species:
Homo sapiens (Human)
UniProt ID:
P37840
Biotinylated Recombinant Human PD-1 (CD279)-Fc Chimera (carrier-free) N/A
789406 is a protein from BioLegend
1 Citation
Expression System:
Unknown
Species:
Homo sapiens (Human)
UniProt ID:
Q15116
Recombinant Mouse PD-1 (CD279)-Fc Chimera (carrier-free)
764806 is a protein from BioLegend
1 Citation
Expression System:
Unknown
Species:
Unknown
UniProt ID:
Unknown
Recombinant Human PD-1 (CD279)-Fc Chimera (carrier-free)
785106 is a protein from BioLegend
1 Citation
Expression System:
Unknown
Species:
Homo sapiens (Human)
UniProt ID:
Q15116
Biotinylated Recombinant Human PD-1 (CD279)-Fc Chimera (carrier-free) N/A
789404 is a protein from BioLegend
1 Citation
Expression System:
Unknown
Species:
Homo sapiens (Human)
UniProt ID:
Q15116
Recombinant Human PD-L2 (B7-DC, CD273)-Fc Chimera (carrier-free)
772506 is a protein from BioLegend
1 Citation
Expression System:
Unknown
Species:
Homo sapiens (Human)
UniProt ID:
Q9BQ51
Recombinant human PD1 protein (Active)
ab214141 is a protein from Abcam
1 Citation
Expression System:
Unknown
Species:
Homo sapiens (Human)
UniProt ID:
Q15116
Recombinant Synuclein Alpha (SNCa)
RPB222Mu02 is a protein from Cloud-Clone Corp.
1 Citation
Expression System:
Mus musculus (CRL-6440)
Species:
Mus musculus (Mouse)
UniProt ID:
O55042
‹ Prev1234Next ›

Join thousands of people who already enjoy the CiteAb newsletter

Stay up to date with improvements to the CiteAb Explore Platform and data services, news of our partnerships, product launches and the CiteAb Awards, and get our latest market data analysis straight to your inbox.

Sign up
×

We just need a few more details to better tailor our newsletter to you:

CiteAb Explore Platform
  • Image search engine
  • Antibody search engine
  • Biochemical search engine
  • Cell Lines & Models search engine
  • Kits & Assays search engine
  • Instruments search engine
  • Nucleotide search engine
  • Protein search engine
  • Custom suppliers
  • Request a Demo
Research Resources
  • Antibody dilution calculator
  • Molarity calculator
  • Finding the right antibody
  • Citing an antibody
Data Licensing
  • Pharma/Biotech
  • Finance
  • Publishers
  • Integrations
Market Data
  • Antibody market data
  • Biochemical market data
  • Cell Lines & Models market data
  • Instrument market data
  • Kits & Assay market data
  • Protein market data
Supplier Partnerships
  • Citation & Image Provision
  • Listing on CiteAb
  • Market Data
  • Case Studies
CiteAb Information
  • Our story
  • Blog
  • Contact
  • Careers
  • CiteAb publications
  • CiteAb awards
  • Facebook
  • LinkedIn
  • Instagram
The world's largest antibody search engine, with results ranked by citations.

Data Accelerating Science

CiteAb helps researchers find reliable reagents through the Explore Platform, combining powerful reagent and image search tools. We also license our world-class data to pharma & biotech companies, investors and sci-tech companies, and partner with leading life science suppliers.

Publication metadata is provided by PubMed®, a database of the US National Library of Medicine. PubMed® is a registered trademark of US National Library of Medicine.

Company registered in England #08530854. VAT #179706954.
Copyright © CiteAb Ltd 2026. All rights reserved.

  • Privacy policy
  • Cookie policy
  • Terms of use
  • Subscription Terms and Conditions

In partnership with:

  • Storm Consultancy
  • University of Bath
Proud recipient of the Queen's Award for Innovation 2022