Structure of PDB 6m7j Chain D

Receptor sequence

>6m7jD (length=1266) Species: 1773 (Mycobacterium tuberculosis)

GAMLDVNFFDELRIGLATAEDIRQWSYGEVKKPETINYRTLKPEKDGLFC
EKIFGPTRDWECYCGKYKRVRFKGIICERCGVEVTRAKVRRERMGHIELA
APVTHIWYFKGVPSRLGYLLDLAPKDLEKIIYFAAYVITSVDEEMRHNEL
STLEAEMAVERKAVEDQRDGELEARAQKLEADLAELEAEGAKADARRKVR
DGGEREMRQIRDRAQRELDRLEDIWSTFTKLAPKQLIVDENLYRELVDRY
GEYFTGAMGAESIQKLIENFDIDAEAESLRDVIRNGKGQKKLRALKRLKV
VAAFQQSGNSPMGMVLDAVPVIPPELRPMVQLDGGRFATSDLNDLYRRVI
NRNNRLKRLIDLGAPEIIVNNEKRMLQESVDALFDNGRRGRPVTGPGNRP
LKSLSDLLKGKQGRFRQNLLGKRVDYSGRSVIVVGPQLKLHQCGLPKLMA
LELFKPFVMKRLVDLNHAQNIKSAKRMVERQRPQVWDVLEEVIAEHPVLL
NRAPTLHRLGIQAFEPMLVEGKAIQLHPLVCEAFNADFDGDQMAVHLPLS
AEAQAEARILMLSSNNILSPASGRPLAMPRLDMVTGLYYLTTEVPGDTGE
YQPASGDHPETGVYSSPAEAIMAADRGVLSVRAKIKVRLTQLRPPVEIEA
ELFGHSGWQPGDAWMAETTLGRVMFNELLPLGYPFVNKQMHKKVQAAIIN
DLAERYPMIVVAQTVDKLKDAGFYWATRSGVTVSMADVLVPPRKKEILDH
YEERADKVEKQFQRGALNHDERNEALVEIWKEATDEVGQALREHYPDDNP
IITIVDSGATGNFTQTRTLAGMKGLVTNPKGEFIPRPVKSSFREGLTVLE
YFINTHGARKGLADTALRTADSGYLTRRLVDVSQDVIVREHDCQTERGIV
VELAERAPDGTLIRDPYIETSAYARTLGTDAVDEAGNVIVERGQDLGDPE
IDALLAAGITQVKVRSVLTCATSTGVCATCYGRSMATGKLVDIGEAVGIV
AAQSIGEPGTQLTMTGGLPRVQELFEARVPRGKAPIADVTGRVRLEDGER
FYKITIVPDDGGEEVVYDKISKRQRLRVFKRVLSDGDHVEVGQQLMEGSA
DPHEVLRVQGPREVQIHLVREVQEVYRAQGVSIHDKHIEVIVRQMLRRVT
IIDSGSTEFLPGSLIDRAEFEAENRRVVAEGGEPAAGRPVLMGITKASLA
TDSWLSAASFQETTRVLTDAAINCRSDKLNGLKENVIIGKLIPAGTGINR
YRNIAVQPTEEARAAA

3D structure

• PDB: 6m7j Structures of an RNA polymerase promoter melting intermediate elucidate DNA unwinding.
• Chain: D
• Resolution: 4.4 Å

Enzymatic activity

• Enzyme Commision number: 2.7.7.6: DNA-directed RNA polymerase.

Interaction with ligand

Site #	Ligand	Ligand chain	Binding residues on receptor (original residue number in PDB)	Binding residues on receptor (residue number reindexed from 1)	Binding affinity
BS01	ZN	D	C891 C968 C975 C978	C893 C970 C977 C980
BS02	ZN	D	C60 Y61 C62 C78	C62 Y63 C64 C80
BS03	MG	D	D535 D537 D539	D537 D539 D541
BS04	C0L	D	K407 K420 L1221 K1249 V1252	K409 K422 L1205 K1233 V1236

Gene Ontology

Molecular Function

• GO:0000287 magnesium ion binding
• GO:0003677 DNA binding
• GO:0003899 DNA-directed 5'-3' RNA polymerase activity
• GO:0008270 zinc ion binding
• GO:0016779 nucleotidyltransferase activity
• GO:0034062 5'-3' RNA polymerase activity
• GO:0046872 metal ion binding

Biological Process

• GO:0006351 DNA-templated transcription

Cellular Component

• GO:0000428 DNA-directed RNA polymerase complex
• GO:0005829 cytosol
• GO:0005886 plasma membrane
• GO:0009274 peptidoglycan-based cell wall

External links

• PDB: RCSB:6m7j, PDBe:6m7j, PDBj:6m7j
• PDBsum: 6m7j
• PubMed: 30626968
• UniProt: P9WGY7|RPOC_MYCTU DNA-directed RNA polymerase subunit beta' (Gene Name=rpoC)