HEADER CONTRACTILE PROTEIN 30-JUL-19 6KLT TITLE TROPONIN OF CARDIAC THIN FILAMENT IN LOW-CALCIUM STATE COMPND MOL_ID: 1; COMPND 2 MOLECULE: TROPONIN C, SLOW SKELETAL AND CARDIAC MUSCLES; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: TN-C; COMPND 5 MOL_ID: 2; COMPND 6 MOLECULE: TROPONIN T, CARDIAC MUSCLE; COMPND 7 CHAIN: B; COMPND 8 SYNONYM: TNTC,CARDIAC MUSCLE TROPONIN T,CTNT; COMPND 9 MOL_ID: 3; COMPND 10 MOLECULE: TROPONIN I, CARDIAC MUSCLE; COMPND 11 CHAIN: C; COMPND 12 SYNONYM: CARDIAC TROPONIN I SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: MUS MUSCULUS; SOURCE 3 ORGANISM_COMMON: MOUSE; SOURCE 4 ORGANISM_TAXID: 10090; SOURCE 5 MOL_ID: 2; SOURCE 6 ORGANISM_SCIENTIFIC: MUS MUSCULUS; SOURCE 7 ORGANISM_COMMON: MOUSE; SOURCE 8 ORGANISM_TAXID: 10090; SOURCE 9 MOL_ID: 3; SOURCE 10 ORGANISM_SCIENTIFIC: MUS MUSCULUS; SOURCE 11 ORGANISM_COMMON: MOUSE; SOURCE 12 ORGANISM_TAXID: 10090 KEYWDS CARDIAC THIN FILAMENT, CONTRACTILE PROTEIN EXPDTA ELECTRON MICROSCOPY AUTHOR T.ODA,H.YANAGISAWA,T.WAKABAYASHI REVDAT 4 27-MAR-24 6KLT 1 REMARK REVDAT 3 11-MAR-20 6KLT 1 JRNL REMARK REVDAT 2 29-JAN-20 6KLT 1 JRNL REVDAT 1 15-JAN-20 6KLT 0 JRNL AUTH T.ODA,H.YANAGISAWA,T.WAKABAYASHI JRNL TITL CRYO-EM STRUCTURES OF CARDIAC THIN FILAMENTS REVEAL THE 3D JRNL TITL 2 ARCHITECTURE OF TROPONIN. JRNL REF J.STRUCT.BIOL. V. 209 07450 2020 JRNL REFN ESSN 1095-8657 JRNL PMID 31954841 JRNL DOI 10.1016/J.JSB.2020.107450 REMARK 2 REMARK 2 RESOLUTION. 12.00 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 SOFTWARE PACKAGES : SERIALEM, GCTF, UCSF CHIMERA, RELION, REMARK 3 RELION, RELION, RELION REMARK 3 RECONSTRUCTION SCHEMA : NULL REMARK 3 REMARK 3 EM MAP-MODEL FITTING AND REFINEMENT REMARK 3 PDB ENTRY : 4Y99 REMARK 3 REFINEMENT SPACE : NULL REMARK 3 REFINEMENT PROTOCOL : NULL REMARK 3 REFINEMENT TARGET : NULL REMARK 3 OVERALL ANISOTROPIC B VALUE : NULL REMARK 3 REMARK 3 FITTING PROCEDURE : NULL REMARK 3 REMARK 3 EM IMAGE RECONSTRUCTION STATISTICS REMARK 3 NOMINAL PIXEL SIZE (ANGSTROMS) : NULL REMARK 3 ACTUAL PIXEL SIZE (ANGSTROMS) : NULL REMARK 3 EFFECTIVE RESOLUTION (ANGSTROMS) : 12.00 REMARK 3 NUMBER OF PARTICLES : 515775 REMARK 3 CTF CORRECTION METHOD : PHASE FLIPPING AND AMPLITUDE REMARK 3 CORRECTION REMARK 3 REMARK 3 EM RECONSTRUCTION MAGNIFICATION CALIBRATION: NULL REMARK 3 REMARK 3 OTHER DETAILS: RESOLUTION WAS ESTIMATED BASED ON THE COMPARISON REMARK 3 BETWEEN THE MAP AND THE MODEL-DERIVED MAP. REMARK 4 REMARK 4 6KLT COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBJ ON 07-AUG-19. REMARK 100 THE DEPOSITION ID IS D_1300013260. REMARK 245 REMARK 245 EXPERIMENTAL DETAILS REMARK 245 RECONSTRUCTION METHOD : SINGLE PARTICLE REMARK 245 SPECIMEN TYPE : NULL REMARK 245 REMARK 245 ELECTRON MICROSCOPE SAMPLE REMARK 245 SAMPLE TYPE : FILAMENT REMARK 245 PARTICLE TYPE : POINT REMARK 245 NAME OF SAMPLE : F-ACTIN OF CARDIAC THIN REMARK 245 FILAMENT REMARK 245 SAMPLE CONCENTRATION (MG ML-1) : 0.10 REMARK 245 SAMPLE SUPPORT DETAILS : NULL REMARK 245 SAMPLE VITRIFICATION DETAILS : NULL REMARK 245 SAMPLE BUFFER : NULL REMARK 245 PH : 7.20 REMARK 245 SAMPLE DETAILS : NULL REMARK 245 REMARK 245 DATA ACQUISITION REMARK 245 DATE OF EXPERIMENT : NULL REMARK 245 NUMBER OF MICROGRAPHS-IMAGES : NULL REMARK 245 TEMPERATURE (KELVIN) : NULL REMARK 245 MICROSCOPE MODEL : FEI TITAN KRIOS REMARK 245 DETECTOR TYPE : GATAN K3 (6K X 4K) REMARK 245 MINIMUM DEFOCUS (NM) : NULL REMARK 245 MAXIMUM DEFOCUS (NM) : 1100.00 REMARK 245 MINIMUM TILT ANGLE (DEGREES) : NULL REMARK 245 MAXIMUM TILT ANGLE (DEGREES) : NULL REMARK 245 NOMINAL CS : NULL REMARK 245 IMAGING MODE : BRIGHT FIELD REMARK 245 ELECTRON DOSE (ELECTRONS NM**-2) : 6000.00 REMARK 245 ILLUMINATION MODE : FLOOD BEAM REMARK 245 NOMINAL MAGNIFICATION : 81000 REMARK 245 CALIBRATED MAGNIFICATION : NULL REMARK 245 SOURCE : FIELD EMISSION GUN REMARK 245 ACCELERATION VOLTAGE (KV) : 300 REMARK 245 IMAGING DETAILS : NULL REMARK 247 REMARK 247 ELECTRON MICROSCOPY REMARK 247 THE COORDINATES IN THIS ENTRY WERE GENERATED FROM ELECTRON REMARK 247 MICROSCOPY DATA. PROTEIN DATA BANK CONVENTIONS REQUIRE REMARK 247 THAT CRYST1 AND SCALE RECORDS BE INCLUDED, BUT THE VALUES REMARK 247 ON THESE RECORDS ARE MEANINGLESS EXCEPT FOR THE CALCULATION REMARK 247 OF THE STRUCTURE FACTORS. REMARK 300 REMARK 300 BIOMOLECULE: 1 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: TRIMERIC REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B, C 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 LYS A 87A REMARK 465 ASP A 87B REMARK 465 ASP A 87C REMARK 465 SER A 87D REMARK 465 LYS A 87E REMARK 465 GLY A 87F REMARK 465 LYS A 87G REMARK 465 ARG C 136 REMARK 465 GLY C 137 REMARK 465 LYS C 138 REMARK 465 PHE C 139 REMARK 465 LYS C 140 REMARK 465 ARG C 141 REMARK 465 PRO C 142 REMARK 465 THR C 143 REMARK 465 LEU C 144 REMARK 465 ARG C 145 REMARK 465 ARG C 146 REMARK 465 VAL C 147 REMARK 465 ARG C 148 REMARK 465 ILE C 149 REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: CLOSE CONTACTS IN SAME ASYMMETRIC UNIT REMARK 500 REMARK 500 THE FOLLOWING ATOMS ARE IN CLOSE CONTACT. REMARK 500 REMARK 500 ATM1 RES C SSEQI ATM2 RES C SSEQI DISTANCE REMARK 500 C THR C 78 N CYS C 80 1.93 REMARK 500 O LEU B 236 OG SER B 239 2.09 REMARK 500 O THR C 78 N CYS C 80 2.12 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: COVALENT BOND LENGTHS REMARK 500 REMARK 500 THE STEREOCHEMICAL PARAMETERS OF THE FOLLOWING RESIDUES REMARK 500 HAVE VALUES WHICH DEVIATE FROM EXPECTED VALUES BY MORE REMARK 500 THAN 6*RMSD (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN REMARK 500 IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 STANDARD TABLE: REMARK 500 FORMAT: (10X,I3,1X,2(A3,1X,A1,I4,A1,1X,A4,3X),1X,F6.3) REMARK 500 REMARK 500 EXPECTED VALUES PROTEIN: ENGH AND HUBER, 1999 REMARK 500 EXPECTED VALUES NUCLEIC ACID: CLOWNEY ET AL 1996 REMARK 500 REMARK 500 M RES CSSEQI ATM1 RES CSSEQI ATM2 DEVIATION REMARK 500 VAL A 30 C LEU A 31 N 0.171 REMARK 500 LEU A 59 C GLN A 60 N 0.169 REMARK 500 GLN A 60 C GLU A 61 N 0.188 REMARK 500 GLU A 61 C MET A 62 N 0.195 REMARK 500 MET A 62 C ILE A 63 N 0.165 REMARK 500 LEU C 54 C GLN C 55 N 0.181 REMARK 500 GLN C 55 C ILE C 56 N 0.239 REMARK 500 ILE C 56 C ALA C 57 N 0.251 REMARK 500 ALA C 57 C LYS C 58 N 0.240 REMARK 500 GLU C 60 C MET C 61 N 0.241 REMARK 500 ALA C 65 C GLU C 66 N 0.139 REMARK 500 GLU C 66 C GLU C 67 N 0.153 REMARK 500 ARG C 68 C ARG C 69 N 0.235 REMARK 500 GLY C 70 C GLU C 71 N 0.165 REMARK 500 ARG C 74 CZ ARG C 74 NH2 0.159 REMARK 500 ARG C 74 C ARG C 74 O 0.217 REMARK 500 ARG C 77 C THR C 78 N 0.202 REMARK 500 ARG C 79 C CYS C 80 N 0.221 REMARK 500 LYS C 131 C ILE C 132 N 0.159 REMARK 500 ILE C 132 C TYR C 133 N 0.207 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: COVALENT BOND ANGLES REMARK 500 REMARK 500 THE STEREOCHEMICAL PARAMETERS OF THE FOLLOWING RESIDUES REMARK 500 HAVE VALUES WHICH DEVIATE FROM EXPECTED VALUES BY MORE REMARK 500 THAN 6*RMSD (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN REMARK 500 IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 STANDARD TABLE: REMARK 500 FORMAT: (10X,I3,1X,A3,1X,A1,I4,A1,3(1X,A4,2X),12X,F5.1) REMARK 500 REMARK 500 EXPECTED VALUES PROTEIN: ENGH AND HUBER, 1999 REMARK 500 EXPECTED VALUES NUCLEIC ACID: CLOWNEY ET AL 1996 REMARK 500 REMARK 500 M RES CSSEQI ATM1 ATM2 ATM3 REMARK 500 ILE A 63 CB - CA - C ANGL. DEV. = 13.6 DEGREES REMARK 500 ASP A 64 C - N - CA ANGL. DEV. = -15.6 DEGREES REMARK 500 ALA C 57 CA - C - N ANGL. DEV. = -19.0 DEGREES REMARK 500 LYS C 58 CA - C - N ANGL. DEV. = -16.3 DEGREES REMARK 500 GLU C 71 N - CA - CB ANGL. DEV. = 24.2 DEGREES REMARK 500 GLY C 73 O - C - N ANGL. DEV. = -9.7 DEGREES REMARK 500 ARG C 74 C - N - CA ANGL. DEV. = -24.6 DEGREES REMARK 500 ARG C 74 NH1 - CZ - NH2 ANGL. DEV. = -39.1 DEGREES REMARK 500 ARG C 74 NE - CZ - NH2 ANGL. DEV. = 39.0 DEGREES REMARK 500 ARG C 74 CA - C - O ANGL. DEV. = -13.1 DEGREES REMARK 500 VAL C 75 C - N - CA ANGL. DEV. = -15.7 DEGREES REMARK 500 ARG C 77 CB - CA - C ANGL. DEV. = -16.9 DEGREES REMARK 500 ARG C 77 N - CA - CB ANGL. DEV. = 20.4 DEGREES 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 LEU A 31 -51.01 -128.66 REMARK 500 ALA A 33 -83.71 177.43 REMARK 500 LEU A 50 -74.20 -74.09 REMARK 500 SER A 71 -73.02 -95.63 REMARK 500 CYS A 86 -76.55 -73.84 REMARK 500 GLN C 55 -70.89 -87.52 REMARK 500 GLU C 66 -17.08 -38.54 REMARK 500 GLU C 71 -89.73 -34.59 REMARK 500 ARG C 74 -27.66 -147.43 REMARK 500 ARG C 77 -46.50 -27.45 REMARK 500 THR C 78 -118.26 -131.43 REMARK 500 ARG C 79 -35.73 50.13 REMARK 500 ASP C 134 -56.09 -125.09 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: NON-CIS, NON-TRANS REMARK 500 REMARK 500 THE FOLLOWING PEPTIDE BONDS DEVIATE SIGNIFICANTLY FROM BOTH REMARK 500 CIS AND TRANS CONFORMATION. CIS BONDS, IF ANY, ARE LISTED REMARK 500 ON CISPEP RECORDS. TRANS IS DEFINED AS 180 +/- 30 AND REMARK 500 CIS IS DEFINED AS 0 +/- 30 DEGREES. REMARK 500 MODEL OMEGA REMARK 500 ILE A 63 ASP A 64 -147.97 REMARK 500 PHE A 76 ASP A 77 102.25 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: PLANAR GROUPS REMARK 500 REMARK 500 PLANAR GROUPS IN THE FOLLOWING RESIDUES HAVE A TOTAL REMARK 500 RMS DISTANCE OF ALL ATOMS FROM THE BEST-FIT PLANE REMARK 500 BY MORE THAN AN EXPECTED VALUE OF 6*RMSD, WITH AN REMARK 500 RMSD 0.02 ANGSTROMS, OR AT LEAST ONE ATOM HAS REMARK 500 AN RMSD GREATER THAN THIS VALUE REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 M RES CSSEQI RMS TYPE REMARK 500 ARG C 77 0.19 SIDE CHAIN REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: MAIN CHAIN PLANARITY REMARK 500 REMARK 500 THE FOLLOWING RESIDUES HAVE A PSEUDO PLANARITY REMARK 500 TORSION ANGLE, C(I) - CA(I) - N(I+1) - O(I), GREATER REMARK 500 10.0 DEGREES. (M=MODEL NUMBER; RES=RESIDUE NAME; REMARK 500 C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; REMARK 500 I=INSERTION CODE). REMARK 500 REMARK 500 M RES CSSEQI ANGLE REMARK 500 ASP A 27 13.80 REMARK 500 VAL A 30 -10.62 REMARK 500 MET A 62 -12.02 REMARK 500 PHE A 76 -14.37 REMARK 500 LEU C 54 -25.13 REMARK 500 ALA C 57 -15.29 REMARK 500 LYS C 58 26.56 REMARK 500 GLN C 59 -14.82 REMARK 500 GLU C 66 -14.79 REMARK 500 ARG C 68 -10.35 REMARK 500 GLU C 71 24.11 REMARK 500 GLY C 73 -16.54 REMARK 500 ARG C 74 25.89 REMARK 500 ARG C 77 -11.55 REMARK 500 THR C 78 -18.59 REMARK 500 REMARK 500 REMARK: NULL REMARK 620 REMARK 620 METAL COORDINATION REMARK 620 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 620 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE): REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 CA A 202 CA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 ASP A 106 OD1 REMARK 620 2 ASN A 108 OD1 80.9 REMARK 620 3 ASP A 110 OD2 82.9 81.6 REMARK 620 4 TYR A 112 O 86.4 158.1 79.1 REMARK 620 5 GLU A 117 OE1 112.2 123.3 151.6 78.1 REMARK 620 6 GLU A 117 OE2 95.5 72.9 154.4 126.3 51.6 REMARK 620 N 1 2 3 4 5 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 CA A 201 CA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 ASP A 142 OD1 REMARK 620 2 ASN A 144 OD1 80.7 REMARK 620 3 ASP A 146 OD1 80.1 82.9 REMARK 620 4 ARG A 148 O 86.7 158.6 77.9 REMARK 620 5 GLU A 153 OE1 115.4 121.4 151.9 79.7 REMARK 620 6 GLU A 153 OE2 92.0 72.8 155.4 125.2 51.9 REMARK 620 N 1 2 3 4 5 REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue CA A 201 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue CA A 202 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: EMD-0711 RELATED DB: EMDB REMARK 900 RELATED ID: EMD-0712 RELATED DB: EMDB REMARK 900 RELATED ID: EMD-0714 RELATED DB: EMDB REMARK 900 RELATED ID: EMD-0715 RELATED DB: EMDB REMARK 900 RELATED ID: EMD-0717 RELATED DB: EMDB REMARK 900 TROPONIN OF CARDIAC THIN FILAMENT IN LOW-CALCIUM STATE REMARK 999 REMARK 999 SEQUENCE REMARK 999 RESIDUE GLU 32 COULD NOT BE MODELED DUE TO LOW RESOLUTION. DBREF 6KLT A 15 159 UNP P19123 TNNC1_MOUSE 13 158 DBREF 6KLT B 199 269 UNP P50752 TNNT2_MOUSE 212 282 DBREF 6KLT C 48 162 UNP P48787 TNNI3_MOUSE 49 163 SEQADV 6KLT A UNP P19123 GLU 32 SEE SEQUENCE DETAILS SEQRES 1 A 145 THR GLU GLU GLN LYS ASN GLU PHE LYS ALA ALA PHE ASP SEQRES 2 A 145 ILE PHE VAL LEU GLY ALA ASP GLY CYS ILE SER THR LYS SEQRES 3 A 145 GLU LEU GLY LYS VAL MET ARG MET LEU GLY GLN ASN PRO SEQRES 4 A 145 THR PRO GLU GLU LEU GLN GLU MET ILE ASP GLU VAL ASP SEQRES 5 A 145 GLU ASP GLY SER GLY THR VAL ASP PHE ASP GLU PHE LEU SEQRES 6 A 145 VAL MET MET VAL ARG CYS MET LYS ASP ASP SER LYS GLY SEQRES 7 A 145 LYS SER GLU GLU GLU LEU SER ASP LEU PHE ARG MET PHE SEQRES 8 A 145 ASP LYS ASN ALA ASP GLY TYR ILE ASP LEU ASP GLU LEU SEQRES 9 A 145 LYS MET MET LEU GLN ALA THR GLY GLU THR ILE THR GLU SEQRES 10 A 145 ASP ASP ILE GLU GLU LEU MET LYS ASP GLY ASP LYS ASN SEQRES 11 A 145 ASN ASP GLY ARG ILE ASP TYR ASP GLU PHE LEU GLU PHE SEQRES 12 A 145 MET LYS SEQRES 1 B 71 GLY LYS ARG GLN THR GLU ARG GLU LYS LYS LYS LYS ILE SEQRES 2 B 71 LEU ALA GLU ARG ARG LYS ALA LEU ALA ILE ASP HIS LEU SEQRES 3 B 71 ASN GLU ASP GLN LEU ARG GLU LYS ALA LYS GLU LEU TRP SEQRES 4 B 71 GLN SER ILE HIS ASN LEU GLU ALA GLU LYS PHE ASP LEU SEQRES 5 B 71 GLN GLU LYS PHE LYS GLN GLN LYS TYR GLU ILE ASN VAL SEQRES 6 B 71 LEU ARG ASN ARG ILE ASN SEQRES 1 C 115 GLN LEU LYS THR LEU MET LEU GLN ILE ALA LYS GLN GLU SEQRES 2 C 115 MET GLU ARG GLU ALA GLU GLU ARG ARG GLY GLU LYS GLY SEQRES 3 C 115 ARG VAL LEU ARG THR ARG CYS GLN PRO LEU GLU LEU ASP SEQRES 4 C 115 GLY LEU GLY PHE GLU GLU LEU GLN ASP LEU CYS ARG GLN SEQRES 5 C 115 LEU HIS ALA ARG VAL ASP LYS VAL ASP GLU GLU ARG TYR SEQRES 6 C 115 ASP VAL GLU ALA LYS VAL THR LYS ASN ILE THR GLU ILE SEQRES 7 C 115 ALA ASP LEU THR GLN LYS ILE TYR ASP LEU ARG GLY LYS SEQRES 8 C 115 PHE LYS ARG PRO THR LEU ARG ARG VAL ARG ILE SER ALA SEQRES 9 C 115 ASP ALA MET MET GLN ALA LEU LEU GLY THR ARG HET CA A 201 1 HET CA A 202 1 HETNAM CA CALCIUM ION FORMUL 4 CA 2(CA 2+) HELIX 1 AA1 GLU A 16 ASP A 27 1 12 HELIX 2 AA2 THR A 40 GLY A 51 1 12 HELIX 3 AA3 THR A 55 VAL A 66 1 12 HELIX 4 AA4 ASP A 77 MET A 87 1 11 HELIX 5 AA5 GLU A 95 ASP A 106 1 12 HELIX 6 AA6 ASP A 114 THR A 125 1 12 HELIX 7 AA7 THR A 130 ASP A 142 1 13 HELIX 8 AA8 TYR A 151 LYS A 159 1 9 HELIX 9 AA9 LYS B 200 ARG B 216 1 17 HELIX 10 AB1 ASN B 225 ASN B 269 1 45 HELIX 11 AB2 LEU C 49 ALA C 57 1 9 HELIX 12 AB3 MET C 61 GLY C 73 1 13 HELIX 13 AB4 GLY C 89 ILE C 132 1 44 HELIX 14 AB5 ALA C 151 GLY C 160 1 10 SHEET 1 AA1 2 CYS A 37 SER A 39 0 SHEET 2 AA1 2 THR A 73 ASP A 75 -1 O VAL A 74 N ILE A 38 SHEET 1 AA2 2 TYR A 112 ILE A 113 0 SHEET 2 AA2 2 ILE A 149 ASP A 150 -1 O ILE A 149 N ILE A 113 LINK OD1 ASP A 106 CA CA A 202 1555 1555 2.43 LINK OD1 ASN A 108 CA CA A 202 1555 1555 2.37 LINK OD2 ASP A 110 CA CA A 202 1555 1555 2.40 LINK O TYR A 112 CA CA A 202 1555 1555 2.28 LINK OE1 GLU A 117 CA CA A 202 1555 1555 2.54 LINK OE2 GLU A 117 CA CA A 202 1555 1555 2.46 LINK OD1 ASP A 142 CA CA A 201 1555 1555 2.39 LINK OD1 ASN A 144 CA CA A 201 1555 1555 2.43 LINK OD1 ASP A 146 CA CA A 201 1555 1555 2.45 LINK O ARG A 148 CA CA A 201 1555 1555 2.25 LINK OE1 GLU A 153 CA CA A 201 1555 1555 2.41 LINK OE2 GLU A 153 CA CA A 201 1555 1555 2.59 SITE 1 AC1 5 ASP A 142 ASN A 144 ASP A 146 ARG A 148 SITE 2 AC1 5 GLU A 153 SITE 1 AC2 5 ASP A 106 ASN A 108 ASP A 110 TYR A 112 SITE 2 AC2 5 GLU A 117 CRYST1 1.000 1.000 1.000 90.00 90.00 90.00 P 1 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 1.000000 0.000000 0.000000 0.00000 SCALE2 0.000000 1.000000 0.000000 0.00000 SCALE3 0.000000 0.000000 1.000000 0.00000