HEADER METAL TRANSPORT 02-JAN-18 6FEG TITLE SOLUTION STRUCTURE OF CAM/KV7.2-HAB COMPLEX COMPND MOL_ID: 1; COMPND 2 MOLECULE: POTASSIUM VOLTAGE-GATED CHANNEL SUBFAMILY KQT MEMBER 2, COMPND 3 POTASSIUM VOLTAGE-GATED CHANNEL SUBFAMILY KQT MEMBER 2; COMPND 4 CHAIN: A; COMPND 5 SYNONYM: KQT-LIKE 2,NEUROBLASTOMA-SPECIFIC POTASSIUM CHANNEL SUBUNIT COMPND 6 ALPHA KVLQT2,VOLTAGE-GATED POTASSIUM CHANNEL SUBUNIT KV7.2,KQT-LIKE COMPND 7 2,NEUROBLASTOMA-SPECIFIC POTASSIUM CHANNEL SUBUNIT ALPHA KVLQT2, COMPND 8 VOLTAGE-GATED POTASSIUM CHANNEL SUBUNIT KV7.2; COMPND 9 ENGINEERED: YES; COMPND 10 MUTATION: YES; COMPND 11 OTHER_DETAILS: COMPND 12 MSYYHHHHHHDYDIPTTENLYFQGAMGILGSGQKHFEKRRNPAAGLIQSAWRFYATNLSRTDLHSTWQY COMPND 13 YERTVTVPMYRGLEDLTPGLKVSIRAVCVMRFLVSKRKFKESLRLD, COMPND 14 MSYYHHHHHHDYDIPTTENLYFQGAMGILGSGQKHFEKRRNPAAGLIQSAWRFYATNLSRTDLHSTWQY COMPND 15 YERTVTVPMYRGLEDLTPGLKVSIRAVCVMRFLVSKRKFKESLRLD; COMPND 16 MOL_ID: 2; COMPND 17 MOLECULE: CALMODULIN-1; COMPND 18 CHAIN: B; COMPND 19 SYNONYM: CALMODULIN; COMPND 20 ENGINEERED: YES; COMPND 21 OTHER_DETAILS: COMPND 22 MADQLTEEQIAEFKEAFSLFDKDGDGTITTKELGTVMRSLGQNPTEAELQDMINEVDADGNGTIDFPEF COMPND 23 LTMMARKMKDTDSEEEIREAFRVFDKDGNGYISAAELRHVMTNLGEKLTDEEVDEMIREADIDGDGQVN COMPND 24 YEEFVQMMTAKADQLTEEQIAEFKEAFSLFDKDGDGTITTKELGTVMRSLGQNPTEAELQDMINEVDAD COMPND 25 GNGTIDFPEFLTMMARKMKDTDSEEEIREAFRVFDKDGNGYISAAELRHVMTNLGEKLTDEEVDEMIRE COMPND 26 ADIDGDGQVNYEEFVQMMTAK SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 3 ORGANISM_COMMON: HUMAN; SOURCE 4 ORGANISM_TAXID: 9606; SOURCE 5 GENE: KCNQ2; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 8 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 9 EXPRESSION_SYSTEM_PLASMID: PPROEX-HTC; SOURCE 10 MOL_ID: 2; SOURCE 11 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 12 ORGANISM_COMMON: HUMAN; SOURCE 13 ORGANISM_TAXID: 9606; SOURCE 14 GENE: CALM1, CALM, CAM, CAM1; SOURCE 15 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 16 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 17 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 18 EXPRESSION_SYSTEM_PLASMID: POKD4 KEYWDS VOLTAGE-GATED POTASSIUM CHANNEL, CALMODULIN, COMPLEX, TRANSPORT, KEYWDS 2 CALCIUM-SIGNALLING, METAL TRANSPORT EXPDTA SOLUTION NMR NUMMDL 10 AUTHOR G.BERNARDO-SEISDEDOS,A.VILLARROEL,O.MILLET REVDAT 3 08-MAY-19 6FEG 1 REMARK REVDAT 2 28-MAR-18 6FEG 1 JRNL REVDAT 1 21-FEB-18 6FEG 0 JRNL AUTH G.BERNARDO-SEISDEDOS,E.NUNEZ,C.GOMIS,C.MALO,A.VILLARROEL, JRNL AUTH 2 O.MILLET JRNL TITL STRUCTURAL BASIS AND ENERGY LANDSCAPE FOR THE CA2+GATING AND JRNL TITL 2 CALMODULATION OF THE KV7.2 K+CHANNEL. JRNL REF PROC. NATL. ACAD. SCI. V. 115 2395 2018 JRNL REF 2 U.S.A. JRNL REFN ESSN 1091-6490 JRNL PMID 29463698 JRNL DOI 10.1073/PNAS.1800235115 REMARK 2 REMARK 2 RESOLUTION. NOT APPLICABLE. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : ARIA 2.3.1, ARIA 2.3.1 REMARK 3 AUTHORS : LINGE, O'DONOGHUE AND NILGES (ARIA), LINGE, REMARK 3 O'DONOGHUE AND NILGES (ARIA) REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 6FEG COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON 02-JAN-18. REMARK 100 THE DEPOSITION ID IS D_1200008103. REMARK 210 REMARK 210 EXPERIMENTAL DETAILS REMARK 210 EXPERIMENT TYPE : NMR REMARK 210 TEMPERATURE (KELVIN) : 303 REMARK 210 PH : 6 REMARK 210 IONIC STRENGTH : 120 REMARK 210 PRESSURE : 1 ATM REMARK 210 SAMPLE CONTENTS : 1 MM [U-100% 13C; U-100% 15N; U REMARK 210 -50% 2H] KV7.2-HAB, 1 MM [U-100% REMARK 210 13C; U-100% 15N; U-50% 2H] REMARK 210 CALMODULIN, 120 MM POTASSIUM REMARK 210 CHLORIDE, 20 MM MES, 2 UM SODIUM REMARK 210 AZIDE, 200 UM [U-2H] DSS, 95% REMARK 210 H2O/5% D2O; 500 UM [U-100% 13C; REMARK 210 U-100% 15N] KV7.2-HAB, 500 UM REMARK 210 CALMODULIN, 120 MM POTASSIUM REMARK 210 CHLORIDE, 20 MM MES, 2 UM SODIUM REMARK 210 AZIDE, 200 UM [U-2H] DSS, 95% REMARK 210 H2O/5% D2O; 500 UM KV7.2-HAB, REMARK 210 500 UM [U-100% 13C; U-100% 15N] REMARK 210 CALMODULIN, 120 MM POTASSIUM REMARK 210 CHLORIDE, 20 MM MES, 2 UM SODIUM REMARK 210 AZIDE, 200 UM [U-2H] DSS, 95% REMARK 210 H2O/5% D2O; 250 UM [U-100% 15N] REMARK 210 KV7.2-HAB, 250 UM [U-100% 15N] REMARK 210 CALMODULIN, 120 MM POTASSIUM REMARK 210 CHLORIDE, 20 MM MES, 2 UM SODIUM REMARK 210 AZIDE, 200 UM [U-2H] DSS, 95% REMARK 210 H2O/5% D2O REMARK 210 REMARK 210 NMR EXPERIMENTS CONDUCTED : 2D 1H-15N TROSY-HSQC; 2D 1H-13C REMARK 210 TROSY-HSQC; 3D HNCA; 3D HN(CO)CA; REMARK 210 3D HNCACB; 3D HN(COCA)CB; 3D REMARK 210 HNCO; 3D HN(CA)CO; 3D HN(CA)HA; REMARK 210 3D HN(COCA)HA; 3D H(CCO)NH; 3D REMARK 210 HNC(CCO)NH; 3D 1H-15N NOESY; 3D REMARK 210 1H-13C NOESY; 2D 1H-15N REMARK 210 SEMITROSY-HSQC REMARK 210 SPECTROMETER FIELD STRENGTH : 800 MHZ; 600 MHZ REMARK 210 SPECTROMETER MODEL : AVANCEIII REMARK 210 SPECTROMETER MANUFACTURER : BRUKER REMARK 210 REMARK 210 STRUCTURE DETERMINATION. REMARK 210 SOFTWARE USED : TOPSPIN 3.1, SPARKY 3.115, REMARK 210 CCPNMR ANALYSIS 2.4, NMRPIPE 8.2, REMARK 210 ARIA 2.3.1, PROCHECK / PROCHECK- REMARK 210 NMR, MOLPROBITY, AQUA REMARK 210 METHOD USED : TORSION ANGLE DYNAMICS REMARK 210 REMARK 210 CONFORMERS, NUMBER CALCULATED : 200 REMARK 210 CONFORMERS, NUMBER SUBMITTED : 10 REMARK 210 CONFORMERS, SELECTION CRITERIA : STRUCTURES WITH THE LEAST REMARK 210 RESTRAINT VIOLATIONS REMARK 210 REMARK 210 BEST REPRESENTATIVE CONFORMER IN THIS ENSEMBLE : 1 REMARK 210 REMARK 210 REMARK: NULL REMARK 215 REMARK 215 NMR STUDY REMARK 215 THE COORDINATES IN THIS ENTRY WERE GENERATED FROM SOLUTION REMARK 215 NMR DATA. PROTEIN DATA BANK CONVENTIONS REQUIRE THAT REMARK 215 CRYST1 AND SCALE RECORDS BE INCLUDED, BUT THE VALUES ON REMARK 215 THESE RECORDS ARE MEANINGLESS. 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: DIMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 4120 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 19260 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -35.0 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 465 REMARK 465 MISSING RESIDUES REMARK 465 THE FOLLOWING RESIDUES WERE NOT LOCATED IN THE REMARK 465 EXPERIMENT. (RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 465 SSSEQ=SEQUENCE NUMBER; I=INSERTION CODE.) REMARK 465 MODELS 1-10 REMARK 465 RES C SSSEQI REMARK 465 MET B 0 REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: CLOSE CONTACTS 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 O GLY A 507 HG SER A 511 1.55 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 5 ARG A 353 NE - CZ - NH2 ANGL. DEV. = 3.5 DEGREES REMARK 500 5 ARG A 365 NE - CZ - NH2 ANGL. DEV. = 3.7 DEGREES REMARK 500 5 ARG A 373 NE - CZ - NH2 ANGL. DEV. = 3.3 DEGREES REMARK 500 9 TYR A 372 CB - CG - CD2 ANGL. DEV. = -3.7 DEGREES REMARK 500 9 TYR A 372 CB - CG - CD1 ANGL. DEV. = 3.7 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 1 HIS A 10 168.01 78.54 REMARK 500 1 HIS A 328 -55.69 -131.51 REMARK 500 1 ASP A 355 -70.43 -99.81 REMARK 500 1 LEU A 393 -158.57 68.36 REMARK 500 1 ASP B 56 63.08 68.31 REMARK 500 1 ARG B 74 -97.14 57.84 REMARK 500 1 MET B 76 -151.25 64.75 REMARK 500 1 PHE B 92 22.73 -140.65 REMARK 500 1 LYS B 115 62.62 60.42 REMARK 500 2 HIS A 9 -177.11 71.55 REMARK 500 2 TYR A 21 176.93 79.82 REMARK 500 2 ALA A 25 -61.86 72.95 REMARK 500 2 ASP A 355 59.26 -100.32 REMARK 500 2 LEU A 356 68.23 -153.55 REMARK 500 2 ASP B 56 105.24 80.08 REMARK 500 2 ASP B 64 118.16 77.89 REMARK 500 2 LYS B 75 -144.33 -150.94 REMARK 500 2 MET B 76 -59.17 79.53 REMARK 500 2 SER B 81 35.46 -81.64 REMARK 500 2 LYS B 94 -21.80 -152.57 REMARK 500 2 LYS B 115 167.70 79.81 REMARK 500 2 ASP B 131 -63.46 -158.13 REMARK 500 2 ASP B 133 -62.94 -102.95 REMARK 500 2 ALA B 147 -51.88 78.91 REMARK 500 3 HIS A 10 -60.94 68.52 REMARK 500 3 TYR A 12 178.83 74.93 REMARK 500 3 ASN A 350 -86.34 -120.82 REMARK 500 3 ASP B 56 111.40 -163.63 REMARK 500 3 ASP B 64 140.07 83.94 REMARK 500 3 LYS B 75 -149.55 -161.43 REMARK 500 3 MET B 76 -49.39 82.88 REMARK 500 3 LYS B 115 85.01 54.04 REMARK 500 3 ALA B 147 -41.64 78.14 REMARK 500 4 TYR A 12 -163.47 68.52 REMARK 500 4 ASP A 13 -131.98 55.47 REMARK 500 4 ALA A 25 -166.81 58.36 REMARK 500 4 GLN A 326 -74.23 -93.93 REMARK 500 4 HIS A 328 -32.00 59.63 REMARK 500 4 SER A 352 -2.85 82.60 REMARK 500 4 ARG A 353 -179.25 62.18 REMARK 500 4 THR A 366 161.87 72.46 REMARK 500 4 TYR A 372 148.31 81.76 REMARK 500 4 ASP B 2 -90.28 -140.37 REMARK 500 4 THR B 5 152.51 79.50 REMARK 500 4 ASP B 58 -130.13 -94.79 REMARK 500 4 MET B 76 -139.23 56.48 REMARK 500 4 ASP B 93 136.90 -34.03 REMARK 500 4 LYS B 115 158.38 89.34 REMARK 500 4 ALA B 128 165.42 88.51 REMARK 500 4 THR B 146 -82.20 -108.31 REMARK 500 REMARK 500 THIS ENTRY HAS 118 RAMACHANDRAN OUTLIERS. 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 1 ASP A 355 -10.65 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 B 301 CA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 ASP B 20 OD1 REMARK 620 2 ASP B 24 OD1 95.1 REMARK 620 3 ASP B 24 OD2 123.1 59.3 REMARK 620 4 THR B 26 O 87.0 78.2 127.8 REMARK 620 5 GLU B 31 OE1 116.3 141.2 112.9 81.2 REMARK 620 6 GLU B 31 OE2 88.0 149.9 94.1 132.0 58.9 REMARK 620 N 1 2 3 4 5 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 CA B 302 CA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 ASP B 56 OD1 REMARK 620 2 ASP B 56 OD2 61.3 REMARK 620 3 ASP B 58 OD1 97.9 86.1 REMARK 620 4 ASP B 58 OD2 95.9 137.1 60.0 REMARK 620 5 ASN B 60 OD1 155.5 94.3 80.7 104.2 REMARK 620 6 THR B 62 O 92.3 84.3 160.5 135.5 83.2 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 B 301 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue CA B 302 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 34097 RELATED DB: BMRB REMARK 900 SOLUTION STRUCTURE OF CAM/KV7.2-HAB COMPLEX DBREF 6FEG A 326 372 UNP O43526 KCNQ2_HUMAN 326 372 DBREF 6FEG A 502 532 UNP O43526 KCNQ2_HUMAN 502 532 DBREF 6FEG B 0 148 UNP P0DP23 CALM1_HUMAN 1 149 SEQADV 6FEG MET A 1 UNP O43526 INITIATING METHIONINE SEQADV 6FEG SER A 2 UNP O43526 EXPRESSION TAG SEQADV 6FEG TYR A 3 UNP O43526 EXPRESSION TAG SEQADV 6FEG TYR A 4 UNP O43526 EXPRESSION TAG SEQADV 6FEG HIS A 5 UNP O43526 EXPRESSION TAG SEQADV 6FEG HIS A 6 UNP O43526 EXPRESSION TAG SEQADV 6FEG HIS A 7 UNP O43526 EXPRESSION TAG SEQADV 6FEG HIS A 8 UNP O43526 EXPRESSION TAG SEQADV 6FEG HIS A 9 UNP O43526 EXPRESSION TAG SEQADV 6FEG HIS A 10 UNP O43526 EXPRESSION TAG SEQADV 6FEG ASP A 11 UNP O43526 EXPRESSION TAG SEQADV 6FEG TYR A 12 UNP O43526 EXPRESSION TAG SEQADV 6FEG ASP A 13 UNP O43526 EXPRESSION TAG SEQADV 6FEG ILE A 14 UNP O43526 EXPRESSION TAG SEQADV 6FEG PRO A 15 UNP O43526 EXPRESSION TAG SEQADV 6FEG THR A 16 UNP O43526 EXPRESSION TAG SEQADV 6FEG THR A 17 UNP O43526 EXPRESSION TAG SEQADV 6FEG GLU A 18 UNP O43526 EXPRESSION TAG SEQADV 6FEG ASN A 19 UNP O43526 EXPRESSION TAG SEQADV 6FEG LEU A 20 UNP O43526 EXPRESSION TAG SEQADV 6FEG TYR A 21 UNP O43526 EXPRESSION TAG SEQADV 6FEG PHE A 22 UNP O43526 EXPRESSION TAG SEQADV 6FEG GLN A 23 UNP O43526 EXPRESSION TAG SEQADV 6FEG GLY A 24 UNP O43526 EXPRESSION TAG SEQADV 6FEG ALA A 25 UNP O43526 EXPRESSION TAG SEQADV 6FEG MET A 26 UNP O43526 EXPRESSION TAG SEQADV 6FEG GLY A 310 UNP O43526 LINKER SEQADV 6FEG ILE A 311 UNP O43526 LINKER SEQADV 6FEG LEU A 312 UNP O43526 LINKER SEQADV 6FEG GLY A 313 UNP O43526 LINKER SEQADV 6FEG SER A 314 UNP O43526 LINKER SEQADV 6FEG GLY A 315 UNP O43526 LINKER SEQADV 6FEG ARG A 373 UNP O43526 LINKER SEQADV 6FEG GLY A 392 UNP O43526 LINKER SEQADV 6FEG LEU A 393 UNP O43526 LINKER SEQADV 6FEG LEU A 548 UNP O43526 LINKER SEQADV 6FEG ASP A 549 UNP O43526 LINKER SEQRES 1 A 115 MET SER TYR TYR HIS HIS HIS HIS HIS HIS ASP TYR ASP SEQRES 2 A 115 ILE PRO THR THR GLU ASN LEU TYR PHE GLN GLY ALA MET SEQRES 3 A 115 GLY ILE LEU GLY SER GLY GLN LYS HIS PHE GLU LYS ARG SEQRES 4 A 115 ARG ASN PRO ALA ALA GLY LEU ILE GLN SER ALA TRP ARG SEQRES 5 A 115 PHE TYR ALA THR ASN LEU SER ARG THR ASP LEU HIS SER SEQRES 6 A 115 THR TRP GLN TYR TYR GLU ARG THR VAL THR VAL PRO MET SEQRES 7 A 115 TYR ARG GLY LEU GLU ASP LEU THR PRO GLY LEU LYS VAL SEQRES 8 A 115 SER ILE ARG ALA VAL CYS VAL MET ARG PHE LEU VAL SER SEQRES 9 A 115 LYS ARG LYS PHE LYS GLU SER LEU ARG LEU ASP SEQRES 1 B 149 MET ALA ASP GLN LEU THR GLU GLU GLN ILE ALA GLU PHE SEQRES 2 B 149 LYS GLU ALA PHE SER LEU PHE ASP LYS ASP GLY ASP GLY SEQRES 3 B 149 THR ILE THR THR LYS GLU LEU GLY THR VAL MET ARG SER SEQRES 4 B 149 LEU GLY GLN ASN PRO THR GLU ALA GLU LEU GLN ASP MET SEQRES 5 B 149 ILE ASN GLU VAL ASP ALA ASP GLY ASN GLY THR ILE ASP SEQRES 6 B 149 PHE PRO GLU PHE LEU THR MET MET ALA ARG LYS MET LYS SEQRES 7 B 149 ASP THR ASP SER GLU GLU GLU ILE ARG GLU ALA PHE ARG SEQRES 8 B 149 VAL PHE ASP LYS ASP GLY ASN GLY TYR ILE SER ALA ALA SEQRES 9 B 149 GLU LEU ARG HIS VAL MET THR ASN LEU GLY GLU LYS LEU SEQRES 10 B 149 THR ASP GLU GLU VAL ASP GLU MET ILE ARG GLU ALA ASP SEQRES 11 B 149 ILE ASP GLY ASP GLY GLN VAL ASN TYR GLU GLU PHE VAL SEQRES 12 B 149 GLN MET MET THR ALA LYS HET CA B 301 1 HET CA B 302 1 HETNAM CA CALCIUM ION FORMUL 3 CA 2(CA 2+) HELIX 1 AA1 HIS A 328 LYS A 331 5 4 HELIX 2 AA2 ARG A 332 ALA A 348 1 17 HELIX 3 AA3 LEU A 356 THR A 368 1 13 HELIX 4 AA4 GLY A 507 ARG A 532 1 26 HELIX 5 AA5 GLU B 6 ASP B 20 1 15 HELIX 6 AA6 THR B 28 GLY B 40 1 13 HELIX 7 AA7 THR B 44 VAL B 55 1 12 HELIX 8 AA8 ASP B 64 ARG B 74 1 11 HELIX 9 AA9 SER B 81 ARG B 90 1 10 HELIX 10 AB1 ALA B 102 LEU B 112 1 11 HELIX 11 AB2 THR B 117 GLU B 127 1 11 HELIX 12 AB3 ASN B 137 THR B 146 1 10 SHEET 1 AA1 2 ILE B 100 SER B 101 0 SHEET 2 AA1 2 GLN B 135 VAL B 136 -1 O VAL B 136 N ILE B 100 LINK OD1 ASP B 20 CA CA B 301 1555 1555 2.07 LINK OD1 ASP B 24 CA CA B 301 1555 1555 2.14 LINK OD2 ASP B 24 CA CA B 301 1555 1555 2.18 LINK O THR B 26 CA CA B 301 1555 1555 2.23 LINK OE1 GLU B 31 CA CA B 301 1555 1555 2.25 LINK OE2 GLU B 31 CA CA B 301 1555 1555 2.21 LINK OD1 ASP B 56 CA CA B 302 1555 1555 2.09 LINK OD2 ASP B 56 CA CA B 302 1555 1555 2.22 LINK OD1 ASP B 58 CA CA B 302 1555 1555 2.15 LINK OD2 ASP B 58 CA CA B 302 1555 1555 2.12 LINK OD1 ASN B 60 CA CA B 302 1555 1555 2.19 LINK O THR B 62 CA CA B 302 1555 1555 2.20 SITE 1 AC1 4 ASP B 20 ASP B 24 THR B 26 GLU B 31 SITE 1 AC2 4 ASP B 56 ASP B 58 ASN B 60 THR B 62 CRYST1 1.000 1.000 1.000 90.00 90.00 90.00 P 1 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 MODEL 1