4GJE - JenaLib

Title :   CRYSTAL STRUCTURE OF THE REFOLDED AMINO-TERMINAL DOMAIN OF HUMAN CARDIAC TROPONIN C IN COMPLEX WITH CADMIUM

Authors :   X. Zhang, M. Paetzel

Date :   09 Aug 12 (Deposition) - 06 Feb 13 (Release) - 22 May 13 (Revision)

Method :   X-RAY DIFFRACTION

Resolution :   1.60

Chains :   Asym. Unit : A
Biol. Unit 1: A  (1x)
Biol. Unit 2: A  (2x)

Keywords :   Helix-Loop-Helix Ef-Hand Motif, Contractile Protein, Calcium Sensor, Cadmium Binding (Keyword Search: [Gene Ontology, PubMed, Web (Google)] )

Reference :   X. L. Zhang, G. F. Tibbits, M. Paetzel
The Structure Of Cardiac Troponin C Regulatory Domain With Bound Cd(2+) Reveals A Closed Conformation And Unique Ion Coordination.
Acta Crystallogr. , Sect. D V. 69 722 2013
PubMed-ID: 23633581 | Reference-DOI: 10.1107/S0907444913001182

Compounds

Molecule 1 - TROPONIN C, SLOW SKELETAL AND CARDIAC MUSCLES
	Chains	:	A
	Engineered	:	YES
	Expression System	:	ESCHERICHIA COLI
	Expression System Plasmid	:	PET21A
	Expression System Strain	:	BL21(DE3)
	Expression System Taxid	:	469008
	Expression System Vector Type	:	PLASMID
	Fragment	:	N-TERMINAL DOMAIN (UNP RESIDUES 1-89)
	Gene	:	TNNC, TNNC1
	Organism Common	:	HUMAN
	Organism Scientific	:	HOMO SAPIENS
	Organism Taxid	:	9606
	Synonym	:	TN-C

Structural Features

Chains, Units

Ligands, Modified Residues, Ions (3, 12)

Asymmetric Unit (3, 12)

No.	Name	Count	Type	Full Name
1	ACT	3	Ligand/Ion	ACETATE ION
2	CA	2	Ligand/Ion	CALCIUM ION
3	CD	7	Ligand/Ion	CADMIUM ION

Biological Unit 1 (1, 3)

No.	Name	Count	Type	Full Name
1	ACT	3	Ligand/Ion	ACETATE ION
2	CA	-1	Ligand/Ion	CALCIUM ION
3	CD	-1	Ligand/Ion	CADMIUM ION

Biological Unit 2 (1, 6)

No.	Name	Count	Type	Full Name
1	ACT	6	Ligand/Ion	ACETATE ION
2	CA	-1	Ligand/Ion	CALCIUM ION
3	CD	-1	Ligand/Ion	CADMIUM ION

Sites (12, 12)

Asymmetric Unit (12, 12)

No.	Name	Evidence	Residues	Description
01	AC1	SOFTWARE	ASP A:33 , CYS A:35 , ACT A:109 , HOH A:224	BINDING SITE FOR RESIDUE CD A 101
02	AC2	SOFTWARE	ASP A:65 , THR A:71 , GLU A:76 , HOH A:209 , HOH A:235 , HOH A:236	BINDING SITE FOR RESIDUE CD A 102
03	AC3	SOFTWARE	PHE A:27 , GLU A:40 , GLU A:63 , HOH A:225 , HOH A:226	BINDING SITE FOR RESIDUE CD A 103
04	AC4	SOFTWARE	GLU A:56 , CYS A:84 , ASP A:87 , SER A:89 , CD A:105	BINDING SITE FOR RESIDUE CD A 104
05	AC5	SOFTWARE	GLN A:50 , CYS A:84 , ASP A:87 , ASP A:88 , SER A:89 , CD A:104	BINDING SITE FOR RESIDUE CD A 105
06	AC6	SOFTWARE	CYS A:35 , GLU A:66 , ASP A:73 , ASP A:75	BINDING SITE FOR RESIDUE CD A 106
07	AC7	SOFTWARE	MET A:1 , GLU A:59 , HOH A:245 , HOH A:246 , HOH A:247 , HOH A:248	BINDING SITE FOR RESIDUE CD A 107
08	AC8	SOFTWARE	GLU A:15 , GLU A:19 , CA A:111 , CA A:112 , HOH A:257	BINDING SITE FOR RESIDUE ACT A 108
09	AC9	SOFTWARE	MET A:1 , ASP A:33 , CYS A:35 , SER A:37 , THR A:71 , CD A:101 , HOH A:225 , HOH A:226 , HOH A:248	BINDING SITE FOR RESIDUE ACT A 109
10	BC1	SOFTWARE	GLU A:10 , LEU A:12 , THR A:13	BINDING SITE FOR RESIDUE ACT A 110
11	BC2	SOFTWARE	GLU A:15 , GLU A:19 , ACT A:108 , HOH A:255	BINDING SITE FOR RESIDUE CA A 111
12	BC3	SOFTWARE	GLU A:10 , GLU A:19 , ACT A:108 , HOH A:220 , HOH A:257	BINDING SITE FOR RESIDUE CA A 112

SS Bonds (0, 0)

Cis Peptide Bonds (0, 0)

Sequence-Structure Mapping

SAPs(SNPs)/Variants (0, 0)

PROSITE Motifs (0, 0)

Exons (0, 0)

Sequences/Alignments

Asymmetric Unit

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Chain A from PDB  Type:PROTEIN  Length:86
                                                                                                                     
               SCOP domains d4gjea_ A: Troponin C                                                                  SCOP domains
               CATH domains -------------------------------------------------------------------------------------- CATH domains
               Pfam domains -------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author .hhhhhhhhh..hhhhhhhhhhhhhh........eeehhhhhhhhhhh....hhhhhhhhhhhhh..eeehhhhhhhhhhhhh... Sec.struct. author
                 SAPs(SNPs) -------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE -------------------------------------------------------------------------------------- PROSITE
                 Transcript -------------------------------------------------------------------------------------- Transcript
                  4gje A  1 MDDIYKAAVEQLTEEQKNEFKAAFDIFVLGAEDGCISTKELGKVMRMLGQNPTPEELQEMIDEVDEGTVDFDEFLVMMVRCMKDDS 89
                                    10        20        30        40        50        60     || 73        83      
                                                                                            66|                   
                                                                                             70

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Classification and Annotation

SCOP Domains (1, 1)

CATH Domains (0, 0)

Pfam Domains (0, 0)

Gene Ontology (23, 23)

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Related Entries

Entries Sharing at Least One Protein Chain (UniProt ID)

Related Entries Specified in the PDB File

1ap4	CALCIUM BOUND HUMAN N-CTNC
1j1d	FULL LENGTH & CALCUIM SATURATED HUMAN CTNC IN COMPLEX WITH CTNI AND CTNT
1mxl	CALCIUM BOUND HUMAN N-CTNC IN COMPLEX WITH CTNI (147-163)
1spy	CALCIUM FREE HUMAN N-CTNC
3sd6	CRYSTAL STRUCTURE OF CARDIAC TROPONIN C REGULATORY DOMAIN WITH BOUND CD2+
3swb	CRYSTAL STRUCTURE OF THE AMINO-TERMINAL DOMAIN OF HUMAN CARDIAC TROPONIN C IN COMPLEX WITH CADMIUM
4gjf
4gjg

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