Structure of PDB 19hc Chain B

Receptor sequence

>19hcB (length=292) Species: 876 (Desulfovibrio desulfuricans) [Search protein sequence]

AALEPTDSGAPSAIVMFPVGEKPNPKGAAMKPVVFNHLIHEKKIADCETC
HHTGDPVSCSTCHTVEGKAEGDYITLDRAMHATDIAARAKGNTPTSCVSC
HQSETKERRECAGCHAITTPKDDEAWCATCHDITPSMTPSEMQKGIAGTL
LPGDNEALAAETVLAEATVAPVSPMLAPYKVVIDALADKYEPSDFTHRRH
LTSLMESIKDDKLAQAFHDKPEILCATCHHRSPLSLTPPKCGSCHTKEID
AADPGRPNLMAAYHLECMGCHKGMAVARPRDTDCTTCHKAAA

3D structure

PDB

19hc The primary and three-dimensional structures of a nine-haem cytochrome c from Desulfovibrio desulfuricans ATCC 27774 reveal a new member of the Hmc family.

Chain

Resolution

1.8 Å

3D
structure

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Enzymatic activity

Enzyme Commision number

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)
BS01	HEM	B	S8 A10 I14 M16 F35 H37 H40 I44 C47 C50 H51 P56 S58	S8 A10 I14 M16 F35 H37 H40 I44 C47 C50 H51 P56 S58
BS02	HEM	B	H52 T53 C59 C62 H63 E70 R78 A79 R88 P94 T95	H52 T53 C59 C62 H63 E70 R78 A79 R88 P94 T95
BS03	HEM	B	F35 H40 K43 C97 C100 H101 K212 L213	F35 H40 K43 C97 C100 H101 K212 L213
BS04	HEM	B	Q102 T105 C111 C114 H115 T118 W126 I208 D211 A214 F217 H218 I223 T227	Q102 T105 C111 C114 H115 T118 W126 I208 D211 A214 F217 H218 I223 T227
BS05	HEM	B	M16 F17 P18 A29 M30 V33 M80 H81 W126 C127 C130 H131	M16 F17 P18 A29 M30 V33 M80 H81 W126 C127 C130 H131
BS06	HEM	B	A177 P178 V181 F195 H197 L201 C225 C228 H229 L236 K240 C241 Y263	A177 P178 V181 F195 H197 L201 C225 C228 H229 L236 K240 C241 Y263
BS07	HEM	B	H230 R231 C241 C244 H245 G255 R256 P257 A262 E266	H230 R231 C241 C244 H245 G255 R256 P257 A262 E266
BS08	HEM	B	F195 T196 R199 H200 S203 L204 C267 C270 H271 M274 V276 P279	F195 T196 R199 H200 S203 L204 C267 C270 H271 M274 V276 P279
BS09	HEM	B	I183 L186 A187 D188 K189 Y190 M260 Y263 H264 M268 D281 C284 C287 H288	I183 L186 A187 D188 K189 Y190 M260 Y263 H264 M268 D281 C284 C287 H288

Gene Ontology

	Molecular Function
GO:0009055	electron transfer activity
GO:0020037	heme binding
GO:0046872	metal ion binding

	Cellular Component
GO:0042597	periplasmic space

View graph for
Molecular Function

View graph for
Cellular Component

External links

PDB	RCSB:19hc, PDBe:19hc, PDBj:19hc
PDBsum	19hc
PubMed	10368280
UniProt	Q9RN68\|CYC9_DESDA Nine-heme cytochrome c (Gene Name=Ddes_2038)

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