HEADER EXOCYTOSIS 18-MAR-22 7UDB TITLE CRYO-EM STRUCTURE OF A SYNAPTOBREVIN-MUNC18-1-SYNTAXIN-1 COMPLEX CLASS TITLE 2 2 CAVEAT 7UDB COMPND MOL_ID: 1; COMPND 2 MOLECULE: SYNTAXIN-BINDING PROTEIN 1; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: N-SEC1,PROTEIN UNC-18 HOMOLOG 1,UNC18-1,PROTEIN UNC-18 COMPND 5 HOMOLOG A,UNC-18A,P67,RBSEC1; COMPND 6 ENGINEERED: YES; COMPND 7 MUTATION: YES; COMPND 8 MOL_ID: 2; COMPND 9 MOLECULE: SYNTAXIN-1A; COMPND 10 CHAIN: B; COMPND 11 SYNONYM: NEURON-SPECIFIC ANTIGEN HPC-1,SYNAPTOTAGMIN-ASSOCIATED 35 COMPND 12 KDA PROTEIN,P35A; COMPND 13 ENGINEERED: YES; COMPND 14 MUTATION: YES; COMPND 15 OTHER_DETAILS: AN 8 RESIDUE POLYALANINE STRETCH WAS MODELED BETWEEN COMPND 16 I149 AND A178 OF CHAIN B ENTITY SYNTAXIN-1A. SIDE CHAINS IN THIS COMPND 17 REGION WERE NOT VISIBLE AND RESIDUE NUMBERS ARE TENTATIVE. WHILE COMPND 18 PROCESSING IN ONEDEP THE POLYALANINE SEQUENCE WAS UPDATED TO 162- COMPND 19 SEEAADML-169; COMPND 20 MOL_ID: 3; COMPND 21 MOLECULE: SYNAPTOBREVIN-2; COMPND 22 CHAIN: C; COMPND 23 SYNONYM: VAMP-2,VESICLE-ASSOCIATED MEMBRANE PROTEIN 2; COMPND 24 ENGINEERED: YES; COMPND 25 MUTATION: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: RATTUS NORVEGICUS; SOURCE 3 ORGANISM_COMMON: NORWAY RAT; SOURCE 4 ORGANISM_TAXID: 10116; SOURCE 5 GENE: STXBP1, UNC18A; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21(DE3); SOURCE 7 EXPRESSION_SYSTEM_TAXID: 469008; SOURCE 8 MOL_ID: 2; SOURCE 9 ORGANISM_SCIENTIFIC: RATTUS NORVEGICUS; SOURCE 10 ORGANISM_COMMON: NORWAY RAT; SOURCE 11 ORGANISM_TAXID: 10116; SOURCE 12 GENE: STX1A, SAP; SOURCE 13 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21(DE3); SOURCE 14 EXPRESSION_SYSTEM_TAXID: 469008; SOURCE 15 MOL_ID: 3; SOURCE 16 ORGANISM_SCIENTIFIC: RATTUS NORVEGICUS; SOURCE 17 ORGANISM_COMMON: NORWAY RAT; SOURCE 18 ORGANISM_TAXID: 10116; SOURCE 19 GENE: VAMP2, SYB2; SOURCE 20 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21(DE3); SOURCE 21 EXPRESSION_SYSTEM_TAXID: 469008 KEYWDS MUNC18, SYNTAXIN, SYNAPTOBREVIN, SNARE, MEMBRANE FUSION, KEYWDS 2 NEUROTRANSMITTER RELEASE, EXOCYTOSIS EXPDTA ELECTRON MICROSCOPY AUTHOR J.RIZO,X.BAI,K.P.STEPIEN,J.XU,X.ZHANG REVDAT 2 06-JUL-22 7UDB 1 JRNL REVDAT 1 06-APR-22 7UDB 0 JRNL AUTH K.P.STEPIEN,J.XU,X.ZHANG,X.C.BAI,J.RIZO JRNL TITL SNARE ASSEMBLY ENLIGHTENED BY CRYO-EM STRUCTURES OF A JRNL TITL 2 SYNAPTOBREVIN-MUNC18-1-SYNTAXIN-1 COMPLEX. JRNL REF SCI ADV V. 8 O5272 2022 JRNL REFN ESSN 2375-2548 JRNL PMID 35731863 JRNL DOI 10.1126/SCIADV.ABO5272 REMARK 2 REMARK 2 RESOLUTION. 3.50 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 SOFTWARE PACKAGES : SERIALEM, GCTF, RELION, RELION, RELION, REMARK 3 RELION REMARK 3 RECONSTRUCTION SCHEMA : NULL REMARK 3 REMARK 3 EM MAP-MODEL FITTING AND REFINEMENT REMARK 3 PDB ENTRY : NULL 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) : 3.500 REMARK 3 NUMBER OF PARTICLES : 345463 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: NULL REMARK 4 REMARK 4 7UDB COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 21-MAR-22. REMARK 100 THE DEPOSITION ID IS D_1000263703. 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 : PARTICLE REMARK 245 PARTICLE TYPE : POINT REMARK 245 NAME OF SAMPLE : TERNARY COMPLEX OF MUNC18-1 REMARK 245 BOUND TO SYNTAXIN-1A AND A REMARK 245 SNARE MOTIF OF SYNAPTOBREVIN 2 REMARK 245 SAMPLE CONCENTRATION (MG ML-1) : 7.50 REMARK 245 SAMPLE SUPPORT DETAILS : NULL REMARK 245 SAMPLE VITRIFICATION DETAILS : NULL REMARK 245 SAMPLE BUFFER : NULL REMARK 245 PH : 7.00 REMARK 245 SAMPLE DETAILS : NULL REMARK 245 REMARK 245 DATA ACQUISITION REMARK 245 DATE OF EXPERIMENT : NULL REMARK 245 NUMBER OF MICROGRAPHS-IMAGES : 7401 REMARK 245 TEMPERATURE (KELVIN) : NULL REMARK 245 MICROSCOPE MODEL : FEI TITAN KRIOS REMARK 245 DETECTOR TYPE : GATAN K2 QUANTUM (4K X 4K) REMARK 245 MINIMUM DEFOCUS (NM) : 1600.00 REMARK 245 MAXIMUM DEFOCUS (NM) : 2600.00 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 : NULL 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 GLY A -12 REMARK 465 SER A -11 REMARK 465 PRO A -10 REMARK 465 GLY A -9 REMARK 465 ILE A -8 REMARK 465 SER A -7 REMARK 465 GLY A -6 REMARK 465 GLY A -5 REMARK 465 GLY A -4 REMARK 465 GLY A -3 REMARK 465 GLY A -2 REMARK 465 ILE A -1 REMARK 465 HIS A 0 REMARK 465 MET A 1 REMARK 465 SER A 269 REMARK 465 GLY A 270 REMARK 465 ILE A 271 REMARK 465 GLY A 272 REMARK 465 GLU A 273 REMARK 465 MET A 316 REMARK 465 ASN A 317 REMARK 465 THR A 318 REMARK 465 GLY A 319 REMARK 465 GLU A 320 REMARK 465 LYS A 321 REMARK 465 THR A 322 REMARK 465 THR A 323 REMARK 465 MET A 324 REMARK 465 ARG A 325 REMARK 465 SER A 506 REMARK 465 SER A 507 REMARK 465 ALA A 508 REMARK 465 SER A 509 REMARK 465 PHE A 510 REMARK 465 SER A 511 REMARK 465 THR A 512 REMARK 465 THR A 513 REMARK 465 ALA A 514 REMARK 465 VAL A 515 REMARK 465 SER A 516 REMARK 465 ALA A 517 REMARK 465 ARG A 518 REMARK 465 TYR A 519 REMARK 465 GLY A 520 REMARK 465 HIS A 521 REMARK 465 TRP A 522 REMARK 465 HIS A 523 REMARK 465 LYS A 524 REMARK 465 ASN A 525 REMARK 465 LYS A 526 REMARK 465 ALA A 527 REMARK 465 PRO A 528 REMARK 465 GLY A 529 REMARK 465 GLU A 530 REMARK 465 SER A 593 REMARK 465 SER A 594 REMARK 465 GLY B 0 REMARK 465 SER B 1 REMARK 465 ASP B 13 REMARK 465 SER B 14 REMARK 465 ASP B 15 REMARK 465 ASP B 16 REMARK 465 ASP B 17 REMARK 465 ASP B 18 REMARK 465 ASP B 19 REMARK 465 VAL B 20 REMARK 465 THR B 21 REMARK 465 VAL B 22 REMARK 465 THR B 23 REMARK 465 VAL B 24 REMARK 465 ASP B 25 REMARK 465 GLN B 150 REMARK 465 ARG B 151 REMARK 465 GLN B 152 REMARK 465 LEU B 153 REMARK 465 GLU B 154 REMARK 465 ILE B 155 REMARK 465 THR B 156 REMARK 465 GLY B 157 REMARK 465 ARG B 158 REMARK 465 THR B 159 REMARK 465 THR B 160 REMARK 465 THR B 161 REMARK 465 GLU B 170 REMARK 465 SER B 171 REMARK 465 GLY B 172 REMARK 465 ASN B 173 REMARK 465 PRO B 174 REMARK 465 ALA B 175 REMARK 465 ILE B 176 REMARK 465 THR B 197 REMARK 465 ARG B 198 REMARK 465 HIS B 199 REMARK 465 SER B 200 REMARK 465 GLU B 201 REMARK 465 ALA B 247 REMARK 465 VAL B 248 REMARK 465 SER B 249 REMARK 465 ASP B 250 REMARK 465 THR B 251 REMARK 465 LYS B 252 REMARK 465 LYS B 253 REMARK 465 GLY C 25 REMARK 465 SER C 26 REMARK 465 MET C 27 REMARK 465 TRP C 28 REMARK 465 ASN C 29 REMARK 465 ARG C 30 REMARK 465 ARG C 31 REMARK 465 LEU C 32 REMARK 465 ALA C 81 REMARK 465 ALA C 82 REMARK 465 LYS C 83 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 SER B 162 OG REMARK 470 GLU B 163 CG CD OE1 OE2 REMARK 470 GLU B 164 CG CD OE1 OE2 REMARK 470 ASP B 167 CG OD1 OD2 REMARK 470 MET B 168 CG SD CE REMARK 470 LEU B 169 CG CD1 CD2 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 O ILE A 541 OG SER A 569 2.18 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 SER A 149 58.13 -95.41 REMARK 500 VAL A 276 48.76 34.15 REMARK 500 ALA A 397 -2.39 67.78 REMARK 500 ILE A 450 -54.43 -126.21 REMARK 500 SER A 454 -110.96 54.76 REMARK 500 THR A 455 -138.34 38.30 REMARK 500 ARG A 464 -138.42 59.20 REMARK 500 SER B 225 -118.84 58.99 REMARK 500 GLU B 228 -6.04 73.45 REMARK 500 REMARK 500 REMARK: NULL REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: EMD-26455 RELATED DB: EMDB REMARK 900 CRYO-EM STRUCTURE OF A SYNAPTOBREVIN-MUNC18-1-SYNTAXIN-1 COMPLEX REMARK 900 CLASS 2 REMARK 999 REMARK 999 SEQUENCE REMARK 999 AN 8 RESIDUE POLYALANINE STRETCH WAS MODELED BETWEEN I149 AND A178 REMARK 999 OF CHAIN B ENTITY SYNTAXIN-1A. SIDE CHAINS IN THIS REGION WERE NOT REMARK 999 VISIBLE AND RESIDUE NUMBERS ARE TENTATIVE. WHILE PROCESSING IN REMARK 999 ONEDEP THE POLYALANINE SEQUENCE WAS UPDATED TO 162-SEEAADML-169 DBREF 7UDB A 1 594 UNP P61765 STXB1_RAT 1 594 DBREF 7UDB B 2 253 UNP P32851 STX1A_RAT 2 253 DBREF 7UDB C 29 83 UNP P63045 VAMP2_RAT 29 83 SEQADV 7UDB GLY A -12 UNP P61765 EXPRESSION TAG SEQADV 7UDB SER A -11 UNP P61765 EXPRESSION TAG SEQADV 7UDB PRO A -10 UNP P61765 EXPRESSION TAG SEQADV 7UDB GLY A -9 UNP P61765 EXPRESSION TAG SEQADV 7UDB ILE A -8 UNP P61765 EXPRESSION TAG SEQADV 7UDB SER A -7 UNP P61765 EXPRESSION TAG SEQADV 7UDB GLY A -6 UNP P61765 EXPRESSION TAG SEQADV 7UDB GLY A -5 UNP P61765 EXPRESSION TAG SEQADV 7UDB GLY A -4 UNP P61765 EXPRESSION TAG SEQADV 7UDB GLY A -3 UNP P61765 EXPRESSION TAG SEQADV 7UDB GLY A -2 UNP P61765 EXPRESSION TAG SEQADV 7UDB ILE A -1 UNP P61765 EXPRESSION TAG SEQADV 7UDB HIS A 0 UNP P61765 EXPRESSION TAG SEQADV 7UDB LYS A 326 UNP P61765 ASP 326 ENGINEERED MUTATION SEQADV 7UDB GLY B 0 UNP P32851 EXPRESSION TAG SEQADV 7UDB SER B 1 UNP P32851 EXPRESSION TAG SEQADV 7UDB ALA B 145 UNP P32851 CYS 145 ENGINEERED MUTATION SEQADV 7UDB ALA B 165 UNP P32851 LEU 165 ENGINEERED MUTATION SEQADV 7UDB ALA B 166 UNP P32851 GLU 166 ENGINEERED MUTATION SEQADV 7UDB CYS B 205 UNP P32851 LEU 205 ENGINEERED MUTATION SEQADV 7UDB GLY C 25 UNP P63045 EXPRESSION TAG SEQADV 7UDB SER C 26 UNP P63045 EXPRESSION TAG SEQADV 7UDB MET C 27 UNP P63045 EXPRESSION TAG SEQADV 7UDB TRP C 28 UNP P63045 EXPRESSION TAG SEQADV 7UDB CYS C 36 UNP P63045 GLN 36 ENGINEERED MUTATION SEQRES 1 A 607 GLY SER PRO GLY ILE SER GLY GLY GLY GLY GLY ILE HIS SEQRES 2 A 607 MET ALA PRO ILE GLY LEU LYS ALA VAL VAL GLY GLU LYS SEQRES 3 A 607 ILE MET HIS ASP VAL ILE LYS LYS VAL LYS LYS LYS GLY SEQRES 4 A 607 GLU TRP LYS VAL LEU VAL VAL ASP GLN LEU SER MET ARG SEQRES 5 A 607 MET LEU SER SER CYS CYS LYS MET THR ASP ILE MET THR SEQRES 6 A 607 GLU GLY ILE THR ILE VAL GLU ASP ILE ASN LYS ARG ARG SEQRES 7 A 607 GLU PRO LEU PRO SER LEU GLU ALA VAL TYR LEU ILE THR SEQRES 8 A 607 PRO SER GLU LYS SER VAL HIS SER LEU ILE SER ASP PHE SEQRES 9 A 607 LYS ASP PRO PRO THR ALA LYS TYR ARG ALA ALA HIS VAL SEQRES 10 A 607 PHE PHE THR ASP SER CYS PRO ASP ALA LEU PHE ASN GLU SEQRES 11 A 607 LEU VAL LYS SER ARG ALA ALA LYS VAL ILE LYS THR LEU SEQRES 12 A 607 THR GLU ILE ASN ILE ALA PHE LEU PRO TYR GLU SER GLN SEQRES 13 A 607 VAL TYR SER LEU ASP SER ALA ASP SER PHE GLN SER PHE SEQRES 14 A 607 TYR SER PRO HIS LYS ALA GLN MET LYS ASN PRO ILE LEU SEQRES 15 A 607 GLU ARG LEU ALA GLU GLN ILE ALA THR LEU CYS ALA THR SEQRES 16 A 607 LEU LYS GLU TYR PRO ALA VAL ARG TYR ARG GLY GLU TYR SEQRES 17 A 607 LYS ASP ASN ALA LEU LEU ALA GLN LEU ILE GLN ASP LYS SEQRES 18 A 607 LEU ASP ALA TYR LYS ALA ASP ASP PRO THR MET GLY GLU SEQRES 19 A 607 GLY PRO ASP LYS ALA ARG SER GLN LEU LEU ILE LEU ASP SEQRES 20 A 607 ARG GLY PHE ASP PRO SER SER PRO VAL LEU HIS GLU LEU SEQRES 21 A 607 THR PHE GLN ALA MET SER TYR ASP LEU LEU PRO ILE GLU SEQRES 22 A 607 ASN ASP VAL TYR LYS TYR GLU THR SER GLY ILE GLY GLU SEQRES 23 A 607 ALA ARG VAL LYS GLU VAL LEU LEU ASP GLU ASP ASP ASP SEQRES 24 A 607 LEU TRP ILE ALA LEU ARG HIS LYS HIS ILE ALA GLU VAL SEQRES 25 A 607 SER GLN GLU VAL THR ARG SER LEU LYS ASP PHE SER SER SEQRES 26 A 607 SER LYS ARG MET ASN THR GLY GLU LYS THR THR MET ARG SEQRES 27 A 607 LYS LEU SER GLN MET LEU LYS LYS MET PRO GLN TYR GLN SEQRES 28 A 607 LYS GLU LEU SER LYS TYR SER THR HIS LEU HIS LEU ALA SEQRES 29 A 607 GLU ASP CYS MET LYS HIS TYR GLN GLY THR VAL ASP LYS SEQRES 30 A 607 LEU CYS ARG VAL GLU GLN ASP LEU ALA MET GLY THR ASP SEQRES 31 A 607 ALA GLU GLY GLU LYS ILE LYS ASP PRO MET ARG ALA ILE SEQRES 32 A 607 VAL PRO ILE LEU LEU ASP ALA ASN VAL SER THR TYR ASP SEQRES 33 A 607 LYS ILE ARG ILE ILE LEU LEU TYR ILE PHE LEU LYS ASN SEQRES 34 A 607 GLY ILE THR GLU GLU ASN LEU ASN LYS LEU ILE GLN HIS SEQRES 35 A 607 ALA GLN ILE PRO PRO GLU ASP SER GLU ILE ILE THR ASN SEQRES 36 A 607 MET ALA HIS LEU GLY VAL PRO ILE VAL THR ASP SER THR SEQRES 37 A 607 LEU ARG ARG ARG SER LYS PRO GLU ARG LYS GLU ARG ILE SEQRES 38 A 607 SER GLU GLN THR TYR GLN LEU SER ARG TRP THR PRO ILE SEQRES 39 A 607 ILE LYS ASP ILE MET GLU ASP THR ILE GLU ASP LYS LEU SEQRES 40 A 607 ASP THR LYS HIS TYR PRO TYR ILE SER THR ARG SER SER SEQRES 41 A 607 ALA SER PHE SER THR THR ALA VAL SER ALA ARG TYR GLY SEQRES 42 A 607 HIS TRP HIS LYS ASN LYS ALA PRO GLY GLU TYR ARG SER SEQRES 43 A 607 GLY PRO ARG LEU ILE ILE PHE ILE LEU GLY GLY VAL SER SEQRES 44 A 607 LEU ASN GLU MET ARG CYS ALA TYR GLU VAL THR GLN ALA SEQRES 45 A 607 ASN GLY LYS TRP GLU VAL LEU ILE GLY SER THR HIS ILE SEQRES 46 A 607 LEU THR PRO GLN LYS LEU LEU ASP THR LEU LYS LYS LEU SEQRES 47 A 607 ASN LYS THR ASP GLU GLU ILE SER SER SEQRES 1 B 254 GLY SER LYS ASP ARG THR GLN GLU LEU ARG THR ALA LYS SEQRES 2 B 254 ASP SER ASP ASP ASP ASP ASP VAL THR VAL THR VAL ASP SEQRES 3 B 254 ARG ASP ARG PHE MET ASP GLU PHE PHE GLU GLN VAL GLU SEQRES 4 B 254 GLU ILE ARG GLY PHE ILE ASP LYS ILE ALA GLU ASN VAL SEQRES 5 B 254 GLU GLU VAL LYS ARG LYS HIS SER ALA ILE LEU ALA SER SEQRES 6 B 254 PRO ASN PRO ASP GLU LYS THR LYS GLU GLU LEU GLU GLU SEQRES 7 B 254 LEU MET SER ASP ILE LYS LYS THR ALA ASN LYS VAL ARG SEQRES 8 B 254 SER LYS LEU LYS SER ILE GLU GLN SER ILE GLU GLN GLU SEQRES 9 B 254 GLU GLY LEU ASN ARG SER SER ALA ASP LEU ARG ILE ARG SEQRES 10 B 254 LYS THR GLN HIS SER THR LEU SER ARG LYS PHE VAL GLU SEQRES 11 B 254 VAL MET SER GLU TYR ASN ALA THR GLN SER ASP TYR ARG SEQRES 12 B 254 GLU ARG ALA LYS GLY ARG ILE GLN ARG GLN LEU GLU ILE SEQRES 13 B 254 THR GLY ARG THR THR THR SER GLU GLU ALA ALA ASP MET SEQRES 14 B 254 LEU GLU SER GLY ASN PRO ALA ILE PHE ALA SER GLY ILE SEQRES 15 B 254 ILE MET ASP SER SER ILE SER LYS GLN ALA LEU SER GLU SEQRES 16 B 254 ILE GLU THR ARG HIS SER GLU ILE ILE LYS CYS GLU ASN SEQRES 17 B 254 SER ILE ARG GLU LEU HIS ASP MET PHE MET ASP MET ALA SEQRES 18 B 254 MET LEU VAL GLU SER GLN GLY GLU MET ILE ASP ARG ILE SEQRES 19 B 254 GLU TYR ASN VAL GLU HIS ALA VAL ASP TYR VAL GLU ARG SEQRES 20 B 254 ALA VAL SER ASP THR LYS LYS SEQRES 1 C 59 GLY SER MET TRP ASN ARG ARG LEU GLN GLN THR CYS ALA SEQRES 2 C 59 GLN VAL ASP GLU VAL VAL ASP ILE MET ARG VAL ASN VAL SEQRES 3 C 59 ASP LYS VAL LEU GLU ARG ASP GLN LYS LEU SER GLU LEU SEQRES 4 C 59 ASP ASP ARG ALA ASP ALA LEU GLN ALA GLY ALA SER GLN SEQRES 5 C 59 PHE GLU THR SER ALA ALA LYS HELIX 1 AA1 GLY A 5 LYS A 20 1 16 HELIX 2 AA2 ASP A 34 CYS A 45 1 12 HELIX 3 AA3 LYS A 46 THR A 52 1 7 HELIX 4 AA4 SER A 80 PHE A 91 1 12 HELIX 5 AA5 LYS A 92 ALA A 97 5 6 HELIX 6 AA6 PRO A 111 SER A 121 1 11 HELIX 7 AA7 ARG A 122 VAL A 126 1 5 HELIX 8 AA8 ASP A 151 TYR A 157 1 7 HELIX 9 AA9 SER A 158 ALA A 162 5 5 HELIX 10 AB1 MET A 164 LYS A 184 1 21 HELIX 11 AB2 LYS A 196 ASP A 216 1 21 HELIX 12 AB3 SER A 240 LEU A 244 5 5 HELIX 13 AB4 THR A 248 LEU A 257 1 10 HELIX 14 AB5 ASP A 285 LEU A 291 1 7 HELIX 15 AB6 HIS A 295 LYS A 314 1 20 HELIX 16 AB7 LEU A 327 GLN A 359 1 33 HELIX 17 AB8 THR A 361 GLY A 375 1 15 HELIX 18 AB9 ASP A 385 LEU A 395 1 11 HELIX 19 AC1 SER A 400 LYS A 415 1 16 HELIX 20 AC2 THR A 419 GLN A 431 1 13 HELIX 21 AC3 PRO A 434 ASP A 436 5 3 HELIX 22 AC4 SER A 437 MET A 443 1 7 HELIX 23 AC5 ALA A 444 GLY A 447 5 4 HELIX 24 AC6 PRO A 480 GLU A 491 1 12 HELIX 25 AC7 LEU A 547 GLY A 561 1 15 HELIX 26 AC8 THR A 574 LYS A 584 1 11 HELIX 27 AC9 ARG B 4 LYS B 12 1 9 HELIX 28 AD1 MET B 30 SER B 64 1 35 HELIX 29 AD2 ASP B 68 GLY B 105 1 38 HELIX 30 AD3 SER B 109 ILE B 149 1 41 HELIX 31 AD4 GLU B 163 LEU B 169 1 7 HELIX 32 AD5 ALA B 178 GLU B 196 1 19 HELIX 33 AD6 LYS B 204 VAL B 223 1 20 HELIX 34 AD7 ARG B 232 HIS B 239 1 8 HELIX 35 AD8 GLN C 33 ALA C 37 5 5 HELIX 36 AD9 GLN C 38 ALA C 74 1 37 HELIX 37 AE1 SER C 75 PHE C 77 5 3 SHEET 1 AA1 5 ILE A 55 ASP A 60 0 SHEET 2 AA1 5 LYS A 29 VAL A 33 1 N LEU A 31 O GLU A 59 SHEET 3 AA1 5 GLU A 72 ILE A 77 1 O VAL A 74 N VAL A 30 SHEET 4 AA1 5 ALA A 102 PHE A 106 1 O PHE A 105 N TYR A 75 SHEET 5 AA1 5 ILE A 127 GLU A 132 1 O LYS A 128 N ALA A 102 SHEET 1 AA2 6 LEU A 138 PRO A 139 0 SHEET 2 AA2 6 VAL A 144 SER A 146 -1 O SER A 146 N LEU A 138 SHEET 3 AA2 6 GLU A 564 SER A 569 1 O SER A 569 N TYR A 145 SHEET 4 AA2 6 ARG A 536 LEU A 542 1 N ILE A 539 O LEU A 566 SHEET 5 AA2 6 GLN A 229 ASP A 234 1 N LEU A 233 O PHE A 540 SHEET 6 AA2 6 ALA A 188 TYR A 191 1 N ARG A 190 O LEU A 230 SHEET 1 AA3 2 VAL A 263 TYR A 266 0 SHEET 2 AA3 2 LYS A 277 LEU A 280 -1 O VAL A 279 N TYR A 264 SHEET 1 AA4 2 VAL A 545 SER A 546 0 SHEET 2 AA4 2 ILE A 572 LEU A 573 1 O LEU A 573 N VAL A 545 SSBOND 1 CYS B 205 CYS C 36 1555 1555 2.03 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