HEADER CONTRACTILE PROTEIN 29-MAR-01 1IC2 TITLE DECIPHERING THE DESIGN OF THE TROPOMYOSIN MOLECULE COMPND MOL_ID: 1; COMPND 2 MOLECULE: TROPOMYOSIN ALPHA CHAIN, SKELETAL MUSCLE; COMPND 3 CHAIN: A, B, C, D; COMPND 4 ENGINEERED: YES; COMPND 5 MUTATION: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: GALLUS GALLUS; SOURCE 3 ORGANISM_COMMON: CHICKEN; SOURCE 4 ORGANISM_TAXID: 9031; SOURCE 5 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 6 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 7 EXPRESSION_SYSTEM_STRAIN: BL21 (DE3)PLYS; SOURCE 8 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 9 EXPRESSION_SYSTEM_PLASMID: PET11D KEYWDS ALPHA-HELICAL COILED COIL, ALANINE, SYMMETRY, AXIAL STAGGER, BEND, KEYWDS 2 CONTRACTILE PROTEIN EXPDTA X-RAY DIFFRACTION AUTHOR J.H.BROWN,K.-H.KIM,G.JUN,N.J.GREENFIELD,R.DOMINGUEZ,N.VOLKMANN, AUTHOR 2 S.E.HITCHCOCK-DEGREGORI,C.COHEN REVDAT 6 07-FEB-24 1IC2 1 REMARK REVDAT 5 27-OCT-21 1IC2 1 SEQADV REVDAT 4 24-FEB-09 1IC2 1 VERSN REVDAT 3 01-APR-03 1IC2 1 JRNL REVDAT 2 05-SEP-02 1IC2 1 DBREF SEQADV REMARK MASTER REVDAT 1 25-JUL-01 1IC2 0 JRNL AUTH J.H.BROWN,K.-H.KIM,G.JUN,N.J.GREENFIELD,R.DOMINGUEZ, JRNL AUTH 2 N.VOLKMANN,S.E.HITCHCOCK-DEGREGORI,C.COHEN JRNL TITL DECIPHERING THE DESIGN OF THE TROPOMYOSIN MOLECULE JRNL REF PROC.NATL.ACAD.SCI.USA V. 98 8496 2001 JRNL REFN ISSN 0027-8424 JRNL PMID 11438684 JRNL DOI 10.1073/PNAS.131219198 REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH D.L.CASPAR,C.COHEN,W.LONGLEY REMARK 1 TITL TROPOMYOSIN: CRYSTAL STRUCTURE, POLYMORPHISM AND MOLECULAR REMARK 1 TITL 2 INTERACTIONS REMARK 1 REF J.MOL.BIOL. V. 41 87 1969 REMARK 1 REFN ISSN 0022-2836 REMARK 1 REFERENCE 2 REMARK 1 AUTH G.N.PHILLIPS JR.,J.P.FILLERS,C.COHEN REMARK 1 TITL TROPOMYOSIN CRYSTAL STRUCTURE AND MUSCLE REGULATION REMARK 1 REF J.MOL.BIOL. V. 192 111 1986 REMARK 1 REFN ISSN 0022-2836 REMARK 1 REFERENCE 3 REMARK 1 AUTH N.J.GREENFIELD,G.T.MONTELIONE,R.S.FARID, REMARK 1 AUTH 2 S.E.HITCHCOCK-DEGREGORI REMARK 1 TITL THE STRUCTURE OF THE N-TERMINUS OF STRIATED MUSCLE REMARK 1 TITL 2 ALPHA-TROPOMYOSIN IN A CHIMERIC PEPTIDE: NUCLEAR MAGNETIC REMARK 1 TITL 3 RESONANCE STRUCTURE AND CIRCULAR DICHROISM STUDIES REMARK 1 REF BIOCHEMISTRY V. 37 7834 1998 REMARK 1 REFN ISSN 0006-2960 REMARK 1 DOI 10.1021/BI973167M REMARK 1 REFERENCE 4 REMARK 1 AUTH F.G.WHITBY,G.N.PHILLIPS JR. REMARK 1 TITL CRYSTAL STRUCTURE OF TROPOMYOSIN AT 7 ANGSTROMS RESOLUTION REMARK 1 REF PROTEINS V. 38 49 2000 REMARK 1 REFN ISSN 0887-3585 REMARK 1 DOI 10.1002/(SICI)1097-0134(20000101)38:1<49::AID-PROT6>3.3.CO;2 REMARK 1 DOI 2 -2 REMARK 2 REMARK 2 RESOLUTION. 2.00 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : CNS 0.9 REMARK 3 AUTHORS : BRUNGER,ADAMS,CLORE,DELANO,GROS,GROSSE- REMARK 3 : KUNSTLEVE,JIANG,KUSZEWSKI,NILGES,PANNU, REMARK 3 : READ,RICE,SIMONSON,WARREN REMARK 3 REMARK 3 REFINEMENT TARGET : NULL REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.00 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 50.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : NULL REMARK 3 DATA CUTOFF LOW (ABS(F)) : NULL REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 99.9 REMARK 3 NUMBER OF REFLECTIONS : 26793 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 CROSS-VALIDATION METHOD : THROUGHOUT REMARK 3 FREE R VALUE TEST SET SELECTION : RANDOM REMARK 3 R VALUE (WORKING SET) : 0.249 REMARK 3 FREE R VALUE : 0.284 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.000 REMARK 3 FREE R VALUE TEST SET COUNT : 1326 REMARK 3 ESTIMATED ERROR OF FREE R VALUE : NULL REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : NULL REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 2.00 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.07 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : NULL REMARK 3 REFLECTIONS IN BIN (WORKING SET) : NULL REMARK 3 BIN R VALUE (WORKING SET) : 0.2741 REMARK 3 BIN FREE R VALUE : 0.3322 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 BIN FREE R VALUE TEST SET COUNT : 131 REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : NULL REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 2492 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 0 REMARK 3 SOLVENT ATOMS : 178 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 31.10 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 43.86 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : -6.68800 REMARK 3 B22 (A**2) : 9.71000 REMARK 3 B33 (A**2) : -3.02200 REMARK 3 B12 (A**2) : 0.65600 REMARK 3 B13 (A**2) : -0.95900 REMARK 3 B23 (A**2) : 7.43600 REMARK 3 REMARK 3 ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM LUZZATI PLOT (A) : 0.28 REMARK 3 ESD FROM SIGMAA (A) : 0.13 REMARK 3 LOW RESOLUTION CUTOFF (A) : 5.00 REMARK 3 REMARK 3 CROSS-VALIDATED ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM C-V LUZZATI PLOT (A) : 0.35 REMARK 3 ESD FROM C-V SIGMAA (A) : 0.20 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.007 REMARK 3 BOND ANGLES (DEGREES) : 0.878 REMARK 3 DIHEDRAL ANGLES (DEGREES) : NULL REMARK 3 IMPROPER ANGLES (DEGREES) : NULL REMARK 3 REMARK 3 ISOTROPIC THERMAL MODEL : ANISOTROPIC REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. RMS SIGMA REMARK 3 MAIN-CHAIN BOND (A**2) : NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE (A**2) : NULL ; NULL REMARK 3 SIDE-CHAIN BOND (A**2) : NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE (A**2) : NULL ; NULL REMARK 3 REMARK 3 BULK SOLVENT MODELING. REMARK 3 METHOD USED : NULL REMARK 3 KSOL : NULL REMARK 3 BSOL : NULL REMARK 3 REMARK 3 NCS MODEL : NULL REMARK 3 REMARK 3 NCS RESTRAINTS. RMS SIGMA/WEIGHT REMARK 3 GROUP 1 POSITIONAL (A) : NULL ; NULL REMARK 3 GROUP 1 B-FACTOR (A**2) : NULL ; NULL REMARK 3 REMARK 3 PARAMETER FILE 1 : NULL REMARK 3 TOPOLOGY FILE 1 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 1IC2 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 05-APR-01. REMARK 100 THE DEPOSITION ID IS D_1000013145. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : NULL; NULL; NULL REMARK 200 TEMPERATURE (KELVIN) : 100; 100; 100 REMARK 200 PH : 7.6 REMARK 200 NUMBER OF CRYSTALS USED : 5 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y; Y; Y REMARK 200 RADIATION SOURCE : CHESS; NSLS; NSLS REMARK 200 BEAMLINE : A1; X12C; X12C REMARK 200 X-RAY GENERATOR MODEL : NULL; NULL; NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M; NULL; NULL REMARK 200 WAVELENGTH OR RANGE (A) : 0.908; 1.15; 0.92 REMARK 200 MONOCHROMATOR : NULL; NULL; NULL REMARK 200 OPTICS : NULL; NULL; NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD; IMAGE PLATE; IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : ADSC QUANTUM 4; MARRESEARCH; REMARK 200 MARRESEARCH REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO REMARK 200 DATA SCALING SOFTWARE : CCP4 (SCALA) REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 26797 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.000 REMARK 200 RESOLUTION RANGE LOW (A) : 50.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.9 REMARK 200 DATA REDUNDANCY : 10.00 REMARK 200 R MERGE (I) : 0.08700 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 15.4000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.00 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.10 REMARK 200 COMPLETENESS FOR SHELL (%) : 99.5 REMARK 200 DATA REDUNDANCY IN SHELL : 7.60 REMARK 200 R MERGE FOR SHELL (I) : 0.13900 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 10.00 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH; NULL; NULL REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MIR REMARK 200 SOFTWARE USED: MLPHARE REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 54.89 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.73 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: PEG 200, ISOPROPANOL, MAGNESIUM REMARK 280 CHLORIDE, AMMONIUM ACETATE, TRIS, PH 7.6, VAPOR DIFFUSION, REMARK 280 TEMPERATURE 277K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 1 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 REMARK 290 WHERE NNN -> OPERATOR NUMBER REMARK 290 MMM -> TRANSLATION VECTOR REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY TRANSFORMATIONS REMARK 290 THE FOLLOWING TRANSFORMATIONS OPERATE ON THE ATOM/HETATM REMARK 290 RECORDS IN THIS ENTRY TO PRODUCE CRYSTALLOGRAPHICALLY REMARK 290 RELATED MOLECULES. REMARK 290 SMTRY1 1 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 1 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY3 1 0.000000 0.000000 1.000000 0.00000 REMARK 290 REMARK 290 REMARK: NULL REMARK 300 REMARK 300 BIOMOLECULE: 1, 2 REMARK 300 SEE REMARK 350 FOR THE AUTHOR PROVIDED AND/OR PROGRAM REMARK 300 GENERATED ASSEMBLY INFORMATION FOR THE STRUCTURE IN REMARK 300 THIS ENTRY. THE REMARK MAY ALSO PROVIDE INFORMATION ON REMARK 300 BURIED SURFACE AREA. REMARK 350 REMARK 350 COORDINATES FOR A COMPLETE MULTIMER REPRESENTING THE KNOWN REMARK 350 BIOLOGICALLY SIGNIFICANT OLIGOMERIZATION STATE OF THE REMARK 350 MOLECULE CAN BE GENERATED BY APPLYING BIOMT TRANSFORMATIONS REMARK 350 GIVEN BELOW. BOTH NON-CRYSTALLOGRAPHIC AND REMARK 350 CRYSTALLOGRAPHIC OPERATIONS ARE GIVEN. REMARK 350 REMARK 350 BIOMOLECULE: 1 REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: DIMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 3970 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 11520 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -43.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B REMARK 350 BIOMT1 1 1.000000 0.000000 0.000000 0.00000 REMARK 350 BIOMT2 1 0.000000 1.000000 0.000000 0.00000 REMARK 350 BIOMT3 1 0.000000 0.000000 1.000000 0.00000 REMARK 350 REMARK 350 BIOMOLECULE: 2 REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: DIMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 3960 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 11690 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -43.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: C, D REMARK 350 BIOMT1 1 1.000000 0.000000 0.000000 0.00000 REMARK 350 BIOMT2 1 0.000000 1.000000 0.000000 0.00000 REMARK 350 BIOMT3 1 0.000000 0.000000 1.000000 0.00000 REMARK 465 REMARK 465 MISSING RESIDUES REMARK 465 THE FOLLOWING RESIDUES WERE NOT LOCATED IN THE REMARK 465 EXPERIMENT. (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN REMARK 465 IDENTIFIER; SSSEQ=SEQUENCE NUMBER; I=INSERTION CODE.) REMARK 465 REMARK 465 M RES C SSSEQI REMARK 465 ASP A 80 REMARK 465 CYS A 81 REMARK 465 ALA B 78 REMARK 465 THR B 79 REMARK 465 ASP B 80 REMARK 465 CYS B 81 REMARK 465 ASP C 80 REMARK 465 CYS C 81 REMARK 465 ALA D 78 REMARK 465 THR D 79 REMARK 465 ASP D 80 REMARK 465 CYS D 81 REMARK 480 REMARK 480 ZERO OCCUPANCY ATOM REMARK 480 THE FOLLOWING RESIDUES HAVE ATOMS MODELED WITH ZERO REMARK 480 OCCUPANCY. THE LOCATION AND PROPERTIES OF THESE ATOMS REMARK 480 MAY NOT BE RELIABLE. (M=MODEL NUMBER; RES=RESIDUE NAME; REMARK 480 C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE): REMARK 480 M RES C SSEQI ATOMS REMARK 480 GLU B 72 CG CD OE1 OE2 REMARK 480 GLU D 34 CD OE1 OE2 REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: CLOSE CONTACTS REMARK 500 REMARK 500 THE FOLLOWING ATOMS THAT ARE RELATED BY CRYSTALLOGRAPHIC REMARK 500 SYMMETRY ARE IN CLOSE CONTACT. AN ATOM LOCATED WITHIN 0.15 REMARK 500 ANGSTROMS OF A SYMMETRY RELATED ATOM IS ASSUMED TO BE ON A REMARK 500 SPECIAL POSITION AND IS, THEREFORE, LISTED IN REMARK 375 REMARK 500 INSTEAD OF REMARK 500. ATOMS WITH NON-BLANK ALTERNATE REMARK 500 LOCATION INDICATORS ARE NOT INCLUDED IN THE CALCULATIONS. REMARK 500 REMARK 500 DISTANCE CUTOFF: REMARK 500 2.2 ANGSTROMS FOR CONTACTS NOT INVOLVING HYDROGEN ATOMS REMARK 500 1.6 ANGSTROMS FOR CONTACTS INVOLVING HYDROGEN ATOMS REMARK 500 REMARK 500 ATM1 RES C SSEQI ATM2 RES C SSEQI SSYMOP DISTANCE REMARK 500 OE1 GLU C 23 O HOH A 137 1534 1.84 REMARK 500 NZ LYS A 37 OD1 ASP C 14 1566 2.04 REMARK 500 O HOH A 101 O HOH C 91 1576 2.09 REMARK 500 O HOH A 91 O HOH C 134 1576 2.19 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: TORSION ANGLES REMARK 500 REMARK 500 TORSION ANGLES OUTSIDE THE EXPECTED RAMACHANDRAN REGIONS: REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 STANDARD TABLE: REMARK 500 FORMAT:(10X,I3,1X,A3,1X,A1,I4,A1,4X,F7.2,3X,F7.2) REMARK 500 REMARK 500 EXPECTED VALUES: GJ KLEYWEGT AND TA JONES (1996). PHI/PSI- REMARK 500 CHOLOGY: RAMACHANDRAN REVISITED. STRUCTURE 4, 1395 - 1400 REMARK 500 REMARK 500 M RES CSSEQI PSI PHI REMARK 500 ASP A 75 27.00 -65.81 REMARK 500 GLU D 69 -76.23 -54.84 REMARK 500 ALA D 74 26.88 -78.88 REMARK 500 REMARK 500 REMARK: NULL DBREF 1IC2 A 1 81 UNP P04268 TPM1_CHICK 1 81 DBREF 1IC2 B 1 81 UNP P04268 TPM1_CHICK 1 81 DBREF 1IC2 C 1 81 UNP P04268 TPM1_CHICK 1 81 DBREF 1IC2 D 1 81 UNP P04268 TPM1_CHICK 1 81 SEQADV 1IC2 SER A 36 UNP P04268 ALA 81 ENGINEERED MUTATION SEQADV 1IC2 SER B 36 UNP P04268 ALA 81 ENGINEERED MUTATION SEQADV 1IC2 SER C 36 UNP P04268 ALA 81 ENGINEERED MUTATION SEQADV 1IC2 SER D 36 UNP P04268 ALA 81 ENGINEERED MUTATION SEQRES 1 A 81 MET ASP ALA ILE LYS LYS LYS MET GLN MET LEU LYS LEU SEQRES 2 A 81 ASP LYS GLU ASN ALA LEU ASP ARG ALA GLU GLN ALA GLU SEQRES 3 A 81 ALA ASP LYS LYS ALA ALA GLU GLU ARG SER LYS GLN LEU SEQRES 4 A 81 GLU ASP GLU LEU VAL ALA LEU GLN LYS LYS LEU LYS GLY SEQRES 5 A 81 THR GLU ASP GLU LEU ASP LYS TYR SER GLU SER LEU LYS SEQRES 6 A 81 ASP ALA GLN GLU LYS LEU GLU LEU ALA ASP LYS LYS ALA SEQRES 7 A 81 THR ASP CYS SEQRES 1 B 81 MET ASP ALA ILE LYS LYS LYS MET GLN MET LEU LYS LEU SEQRES 2 B 81 ASP LYS GLU ASN ALA LEU ASP ARG ALA GLU GLN ALA GLU SEQRES 3 B 81 ALA ASP LYS LYS ALA ALA GLU GLU ARG SER LYS GLN LEU SEQRES 4 B 81 GLU ASP GLU LEU VAL ALA LEU GLN LYS LYS LEU LYS GLY SEQRES 5 B 81 THR GLU ASP GLU LEU ASP LYS TYR SER GLU SER LEU LYS SEQRES 6 B 81 ASP ALA GLN GLU LYS LEU GLU LEU ALA ASP LYS LYS ALA SEQRES 7 B 81 THR ASP CYS SEQRES 1 C 81 MET ASP ALA ILE LYS LYS LYS MET GLN MET LEU LYS LEU SEQRES 2 C 81 ASP LYS GLU ASN ALA LEU ASP ARG ALA GLU GLN ALA GLU SEQRES 3 C 81 ALA ASP LYS LYS ALA ALA GLU GLU ARG SER LYS GLN LEU SEQRES 4 C 81 GLU ASP GLU LEU VAL ALA LEU GLN LYS LYS LEU LYS GLY SEQRES 5 C 81 THR GLU ASP GLU LEU ASP LYS TYR SER GLU SER LEU LYS SEQRES 6 C 81 ASP ALA GLN GLU LYS LEU GLU LEU ALA ASP LYS LYS ALA SEQRES 7 C 81 THR ASP CYS SEQRES 1 D 81 MET ASP ALA ILE LYS LYS LYS MET GLN MET LEU LYS LEU SEQRES 2 D 81 ASP LYS GLU ASN ALA LEU ASP ARG ALA GLU GLN ALA GLU SEQRES 3 D 81 ALA ASP LYS LYS ALA ALA GLU GLU ARG SER LYS GLN LEU SEQRES 4 D 81 GLU ASP GLU LEU VAL ALA LEU GLN LYS LYS LEU LYS GLY SEQRES 5 D 81 THR GLU ASP GLU LEU ASP LYS TYR SER GLU SER LEU LYS SEQRES 6 D 81 ASP ALA GLN GLU LYS LEU GLU LEU ALA ASP LYS LYS ALA SEQRES 7 D 81 THR ASP CYS FORMUL 5 HOH *178(H2 O) HELIX 1 1 ASP A 2 ASP A 75 1 74 HELIX 2 2 LYS A 76 ALA A 78 5 3 HELIX 3 3 ASP B 2 LYS B 76 1 75 HELIX 4 4 ASP C 2 LYS C 76 1 75 HELIX 5 5 ASP D 2 ALA D 74 1 73 CRYST1 41.400 45.500 56.300 93.70 98.10 104.40 P 1 4 ORIGX1 1.000000 0.000000 0.000000 0.00000 ORIGX2 0.000000 1.000000 0.000000 0.00000 ORIGX3 0.000000 0.000000 1.000000 0.00000 SCALE1 0.024150 0.006200 0.004100 0.00000 SCALE2 0.000000 0.022690 0.002370 0.00000 SCALE3 0.000000 0.000000 0.018040 0.00000