HEADER SIGNALING PROTEIN/METAL BINDING PROTEIN 06-NOV-21 7VVH TITLE CRYSTAL STRUCTURE OF THE KV7.1 C-TERMINAL DOMAIN IN COMPLEX WITH TITLE 2 CALMODULIN DISEASE MUTATION E140G COMPND MOL_ID: 1; COMPND 2 MOLECULE: POTASSIUM VOLTAGE-GATED CHANNEL SUBFAMILY KQT MEMBER 1, COMPND 3 POTASSIUM VOLTAGE-GATED CHANNEL SUBFAMILY KQT MEMBER 1; COMPND 4 CHAIN: A; COMPND 5 FRAGMENT: C-TERMINAL DOMAIN; COMPND 6 SYNONYM: IKS PRODUCING SLOW VOLTAGE-GATED POTASSIUM CHANNEL SUBUNIT COMPND 7 ALPHA KVLQT1,KQT-LIKE 1,VOLTAGE-GATED POTASSIUM CHANNEL SUBUNIT COMPND 8 KV7.1,IKS PRODUCING SLOW VOLTAGE-GATED POTASSIUM CHANNEL SUBUNIT COMPND 9 ALPHA KVLQT1,KQT-LIKE 1,VOLTAGE-GATED POTASSIUM CHANNEL SUBUNIT COMPND 10 KV7.1; COMPND 11 ENGINEERED: YES; COMPND 12 MOL_ID: 2; COMPND 13 MOLECULE: CALMODULIN-1; COMPND 14 CHAIN: C; COMPND 15 FRAGMENT: E141G; COMPND 16 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 3 ORGANISM_COMMON: HUMAN; SOURCE 4 ORGANISM_TAXID: 9606; SOURCE 5 GENE: KCNQ1, KCNA8, KCNA9, KVLQT1; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 8 MOL_ID: 2; SOURCE 9 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 10 ORGANISM_COMMON: HUMAN; SOURCE 11 ORGANISM_TAXID: 9606; SOURCE 12 GENE: CALM1, CALM, CAM, CAM1; SOURCE 13 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 14 EXPRESSION_SYSTEM_TAXID: 562 KEYWDS KCNQ1, CAM, SIGNALING PROTEIN, SIGNALING PROTEIN-METAL BINDING KEYWDS 2 PROTEIN COMPLEX EXPDTA X-RAY DIFFRACTION AUTHOR L.CHEN REVDAT 2 29-NOV-23 7VVH 1 REMARK REVDAT 1 09-NOV-22 7VVH 0 JRNL AUTH L.CHEN JRNL TITL CRYSTAL STRUCTURE OF THE KV7.1 C-TERMINAL DOMAIN IN COMPLEX JRNL TITL 2 WITH CALMODULIN DISEASE MUTATION F141L JRNL REF TO BE PUBLISHED JRNL REFN REMARK 2 REMARK 2 RESOLUTION. 2.30 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX 1.14_3247 REMARK 3 AUTHORS : PAUL ADAMS,PAVEL AFONINE,VINCENT CHEN,IAN REMARK 3 : DAVIS,KRESHNA GOPAL,RALF GROSSE-KUNSTLEVE, REMARK 3 : LI-WEI HUNG,ROBERT IMMORMINO,TOM IOERGER, REMARK 3 : AIRLIE MCCOY,ERIK MCKEE,NIGEL MORIARTY, REMARK 3 : REETAL PAI,RANDY READ,JANE RICHARDSON, REMARK 3 : DAVID RICHARDSON,TOD ROMO,JIM SACCHETTINI, REMARK 3 : NICHOLAS SAUTER,JACOB SMITH,LAURENT REMARK 3 : STORONI,TOM TERWILLIGER,PETER ZWART REMARK 3 REMARK 3 REFINEMENT TARGET : ML REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.30 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 36.27 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 1.360 REMARK 3 COMPLETENESS FOR RANGE (%) : 99.0 REMARK 3 NUMBER OF REFLECTIONS : 9650 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.242 REMARK 3 R VALUE (WORKING SET) : 0.239 REMARK 3 FREE R VALUE : 0.272 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 10.020 REMARK 3 FREE R VALUE TEST SET COUNT : 967 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT (IN BINS). REMARK 3 BIN RESOLUTION RANGE COMPL. NWORK NFREE RWORK RFREE REMARK 3 1 36.2730 - 4.3908 1.00 1343 151 0.2059 0.2157 REMARK 3 2 4.3908 - 3.4860 1.00 1271 140 0.2108 0.2825 REMARK 3 3 3.4860 - 3.0456 1.00 1233 138 0.2725 0.3268 REMARK 3 4 3.0456 - 2.7673 1.00 1244 137 0.3030 0.3310 REMARK 3 5 2.7673 - 2.5690 1.00 1225 137 0.3093 0.3353 REMARK 3 6 2.5690 - 2.4175 1.00 1217 137 0.3084 0.3490 REMARK 3 7 2.4175 - 2.2965 0.94 1150 127 0.3460 0.4144 REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : FLAT BULK SOLVENT MODEL REMARK 3 SOLVENT RADIUS : 1.11 REMARK 3 SHRINKAGE RADIUS : 0.90 REMARK 3 K_SOL : NULL REMARK 3 B_SOL : NULL REMARK 3 REMARK 3 ERROR ESTIMATES. REMARK 3 COORDINATE ERROR (MAXIMUM-LIKELIHOOD BASED) : 0.340 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 33.260 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 66.67 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : NULL REMARK 3 B22 (A**2) : NULL REMARK 3 B33 (A**2) : NULL REMARK 3 B12 (A**2) : NULL REMARK 3 B13 (A**2) : NULL REMARK 3 B23 (A**2) : NULL REMARK 3 REMARK 3 TWINNING INFORMATION. REMARK 3 FRACTION: NULL REMARK 3 OPERATOR: NULL REMARK 3 REMARK 3 DEVIATIONS FROM IDEAL VALUES. REMARK 3 RMSD COUNT REMARK 3 BOND : NULL NULL REMARK 3 ANGLE : NULL NULL REMARK 3 CHIRALITY : NULL NULL REMARK 3 PLANARITY : NULL NULL REMARK 3 DIHEDRAL : NULL NULL REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : NULL REMARK 3 REMARK 3 NCS DETAILS REMARK 3 NUMBER OF NCS GROUPS : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 7VVH COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBJ ON 14-NOV-21. REMARK 100 THE DEPOSITION ID IS D_1300025465. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 30-SEP-18 REMARK 200 TEMPERATURE (KELVIN) : 193.15 REMARK 200 PH : 9.0 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : SSRF REMARK 200 BEAMLINE : BL18U1 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.9792 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : PIXEL REMARK 200 DETECTOR MANUFACTURER : DECTRIS PILATUS 6M REMARK 200 INTENSITY-INTEGRATION SOFTWARE : HKL-3000 REMARK 200 DATA SCALING SOFTWARE : HKL-3000 REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 9688 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.296 REMARK 200 RESOLUTION RANGE LOW (A) : 50.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.9 REMARK 200 DATA REDUNDANCY : 6.100 REMARK 200 R MERGE (I) : 0.07500 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 5.8000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.30 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.34 REMARK 200 COMPLETENESS FOR SHELL (%) : 99.4 REMARK 200 DATA REDUNDANCY IN SHELL : 5.30 REMARK 200 R MERGE FOR SHELL (I) : 0.79400 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : NULL REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: NULL REMARK 200 STARTING MODEL: 4V0C REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 40.77 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.08 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 25% PEG 1500, 0.1M MMT PH 9.0, VAPOR REMARK 280 DIFFUSION, HANGING DROP, TEMPERATURE 291K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 21 2 21 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,Y,-Z REMARK 290 3555 X+1/2,-Y,-Z+1/2 REMARK 290 4555 -X+1/2,-Y,Z+1/2 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 SMTRY1 2 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 2 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 3 1.000000 0.000000 0.000000 20.38750 REMARK 290 SMTRY2 3 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 39.70850 REMARK 290 SMTRY1 4 -1.000000 0.000000 0.000000 20.38750 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 4 0.000000 0.000000 1.000000 39.70850 REMARK 290 REMARK 290 REMARK: NULL 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: 3980 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 10150 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -62.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, 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 ILE A 534 REMARK 465 GLY A 535 REMARK 465 SER A 536 REMARK 465 GLY A 537 REMARK 465 MET C 0 REMARK 465 ALA C 1 REMARK 465 ASP C 2 REMARK 465 ALA C 147 REMARK 465 LYS C 148 REMARK 470 REMARK 470 MISSING ATOM REMARK 470 THE FOLLOWING RESIDUES HAVE MISSING ATOMS (M=MODEL NUMBER; REMARK 470 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; REMARK 470 I=INSERTION CODE): REMARK 470 M RES CSSEQI ATOMS REMARK 470 PHE A 364 CG CD1 CD2 CE1 CE2 CZ REMARK 470 ASN A 365 CG OD1 ND2 REMARK 470 ARG A 366 CG CD NE CZ NH1 NH2 REMARK 470 ILE A 368 CG1 CG2 CD1 REMARK 470 SER A 390 OG REMARK 470 ILE A 396 CG1 CG2 CD1 REMARK 470 ARG A 397 CG CD NE CZ NH1 NH2 REMARK 470 GLN A 505 CG CD OE1 NE2 REMARK 470 ARG A 507 CG CD NE CZ NH1 NH2 REMARK 470 ARG A 533 CG CD NE CZ NH1 NH2 REMARK 470 GLN C 3 CG CD OE1 NE2 REMARK 470 GLU C 6 CG CD OE1 OE2 REMARK 470 GLU C 7 CG CD OE1 OE2 REMARK 470 LYS C 13 CG CD CE NZ REMARK 470 GLU C 14 CG CD OE1 OE2 REMARK 470 LYS C 30 CG CD CE NZ REMARK 470 ARG C 74 CG CD NE CZ NH1 NH2 REMARK 470 LYS C 75 CG CD CE NZ REMARK 470 MET C 76 CG SD CE REMARK 470 LYS C 77 CG CD CE NZ REMARK 470 ASP C 78 CG OD1 OD2 REMARK 470 THR C 79 OG1 CG2 REMARK 470 ASP C 80 CG OD1 OD2 REMARK 470 ASP C 95 CG OD1 OD2 REMARK 470 ILE C 100 CG1 CG2 CD1 REMARK 470 GLU C 119 CG CD OE1 OE2 REMARK 470 ARG C 126 CG CD NE CZ NH1 NH2 REMARK 470 ILE C 130 CG1 CG2 CD1 REMARK 470 ASP C 131 CG OD1 OD2 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 OD2 ASP C 93 OH TYR C 138 2.05 REMARK 500 OD1 ASP C 58 OE2 GLU C 67 2.17 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 ASN A 365 90.89 65.25 REMARK 500 ALA A 532 47.69 -85.05 REMARK 500 MET C 76 46.20 -74.74 REMARK 500 LYS C 77 -41.85 -134.87 REMARK 500 ASP C 95 77.99 46.58 REMARK 500 LYS C 115 78.90 57.27 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 C 201 CA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 ASP C 20 OD1 REMARK 620 2 ASP C 22 OD1 117.0 REMARK 620 3 ASP C 22 OD2 61.8 56.4 REMARK 620 4 ASP C 24 OD1 67.6 97.6 67.3 REMARK 620 5 THR C 26 O 63.6 177.2 123.5 80.0 REMARK 620 6 GLU C 31 OE1 105.8 94.2 119.2 168.1 88.2 REMARK 620 7 GLU C 31 OE2 90.7 63.4 74.6 141.7 119.4 45.0 REMARK 620 N 1 2 3 4 5 6 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 CA C 202 CA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 ASP C 56 OD1 REMARK 620 2 ASP C 58 OD1 88.8 REMARK 620 3 ASP C 58 OD2 111.8 46.1 REMARK 620 4 THR C 62 O 74.0 155.4 157.4 REMARK 620 5 GLU C 67 OE1 104.0 93.5 122.7 74.3 REMARK 620 6 GLU C 67 OE2 86.6 46.9 89.2 113.2 49.3 REMARK 620 N 1 2 3 4 5 DBREF 7VVH A 364 397 UNP P51787 KCNQ1_HUMAN 364 397 DBREF 7VVH A 503 533 UNP P51787 KCNQ1_HUMAN 503 533 DBREF 7VVH C 0 148 UNP P0DP23 CALM1_HUMAN 1 149 SEQADV 7VVH ILE A 534 UNP P51787 EXPRESSION TAG SEQADV 7VVH GLY A 535 UNP P51787 EXPRESSION TAG SEQADV 7VVH SER A 536 UNP P51787 EXPRESSION TAG SEQADV 7VVH GLY A 537 UNP P51787 EXPRESSION TAG SEQADV 7VVH GLY C 140 UNP P0DP23 GLU 141 ENGINEERED MUTATION SEQRES 1 A 69 PHE ASN ARG GLN ILE PRO ALA ALA ALA SER LEU ILE GLN SEQRES 2 A 69 THR ALA TRP ARG CYS TYR ALA ALA GLU ASN PRO ASP SER SEQRES 3 A 69 SER THR TRP LYS ILE TYR ILE ARG ILE SER GLN LEU ARG SEQRES 4 A 69 GLU HIS HIS ARG ALA THR ILE LYS VAL ILE ARG ARG MET SEQRES 5 A 69 GLN TYR PHE VAL ALA LYS LYS LYS PHE GLN GLN ALA ARG SEQRES 6 A 69 ILE GLY SER GLY SEQRES 1 C 149 MET ALA ASP GLN LEU THR GLU GLU GLN ILE ALA GLU PHE SEQRES 2 C 149 LYS GLU ALA PHE SER LEU PHE ASP LYS ASP GLY ASP GLY SEQRES 3 C 149 THR ILE THR THR LYS GLU LEU GLY THR VAL MET ARG SER SEQRES 4 C 149 LEU GLY GLN ASN PRO THR GLU ALA GLU LEU GLN ASP MET SEQRES 5 C 149 ILE ASN GLU VAL ASP ALA ASP GLY ASN GLY THR ILE ASP SEQRES 6 C 149 PHE PRO GLU PHE LEU THR MET MET ALA ARG LYS MET LYS SEQRES 7 C 149 ASP THR ASP SER GLU GLU GLU ILE ARG GLU ALA PHE ARG SEQRES 8 C 149 VAL PHE ASP LYS ASP GLY ASN GLY TYR ILE SER ALA ALA SEQRES 9 C 149 GLU LEU ARG HIS VAL MET THR ASN LEU GLY GLU LYS LEU SEQRES 10 C 149 THR ASP GLU GLU VAL ASP GLU MET ILE ARG GLU ALA ASP SEQRES 11 C 149 ILE ASP GLY ASP GLY GLN VAL ASN TYR GLU GLY PHE VAL SEQRES 12 C 149 GLN MET MET THR ALA LYS HET CA C 201 1 HET CA C 202 1 HETNAM CA CALCIUM ION FORMUL 3 CA 2(CA 2+) FORMUL 5 HOH *6(H2 O) HELIX 1 AA1 ARG A 366 ALA A 384 1 19 HELIX 2 AA2 SER A 389 TYR A 395 5 7 HELIX 3 AA3 ARG A 507 ALA A 532 1 26 HELIX 4 AA4 THR C 5 ASP C 20 1 16 HELIX 5 AA5 THR C 28 LEU C 39 1 12 HELIX 6 AA6 THR C 44 ASP C 56 1 13 HELIX 7 AA7 PHE C 65 ALA C 73 1 9 HELIX 8 AA8 ASP C 80 VAL C 91 1 12 HELIX 9 AA9 ALA C 102 LEU C 112 1 11 HELIX 10 AB1 THR C 117 ASP C 129 1 13 HELIX 11 AB2 TYR C 138 THR C 146 1 9 SHEET 1 AA1 2 THR C 26 ILE C 27 0 SHEET 2 AA1 2 ILE C 63 ASP C 64 -1 O ILE C 63 N ILE C 27 SHEET 1 AA2 2 TYR C 99 SER C 101 0 SHEET 2 AA2 2 GLN C 135 ASN C 137 -1 O VAL C 136 N ILE C 100 LINK OD1 ASP C 20 CA CA C 201 1555 1555 2.81 LINK OD1 ASP C 22 CA CA C 201 1555 1555 2.27 LINK OD2 ASP C 22 CA CA C 201 1555 1555 2.38 LINK OD1 ASP C 24 CA CA C 201 1555 1555 2.62 LINK O THR C 26 CA CA C 201 1555 1555 2.22 LINK OE1 GLU C 31 CA CA C 201 1555 1555 2.42 LINK OE2 GLU C 31 CA CA C 201 1555 1555 3.09 LINK OD1 ASP C 56 CA CA C 202 1555 1555 2.05 LINK OD1 ASP C 58 CA CA C 202 1555 1555 2.97 LINK OD2 ASP C 58 CA CA C 202 1555 1555 2.57 LINK O THR C 62 CA CA C 202 1555 1555 2.52 LINK OE1 GLU C 67 CA CA C 202 1555 1555 2.87 LINK OE2 GLU C 67 CA CA C 202 1555 1555 2.17 CRYST1 40.775 63.882 79.417 90.00 90.00 90.00 P 21 2 21 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 0.024525 0.000000 0.000000 0.00000 SCALE2 0.000000 0.015654 0.000000 0.00000 SCALE3 0.000000 0.000000 0.012592 0.00000