HEADER MEMBRANE PROTEIN 23-OCT-21 7SL8 TITLE CRYOEM STRUCTURE OF SGLT1 AT 3.4 A RESOLUTION COMPND MOL_ID: 1; COMPND 2 MOLECULE: SODIUM/GLUCOSE COTRANSPORTER 1; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: SGLT1; COMPND 5 ENGINEERED: YES; COMPND 6 MOL_ID: 2; COMPND 7 MOLECULE: NANOBODY NB1; COMPND 8 CHAIN: B; COMPND 9 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 3 ORGANISM_COMMON: HUMAN; SOURCE 4 ORGANISM_TAXID: 9606; SOURCE 5 EXPRESSION_SYSTEM: HOMO SAPIENS; SOURCE 6 EXPRESSION_SYSTEM_COMMON: HUMAN; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 9606; SOURCE 8 MOL_ID: 2; SOURCE 9 ORGANISM_SCIENTIFIC: SYNTHETIC CONSTRUCT; SOURCE 10 ORGANISM_TAXID: 32630; SOURCE 11 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21(DE3); SOURCE 12 EXPRESSION_SYSTEM_TAXID: 469008 KEYWDS TRANSPORTER, TRANSPORT PROTEIN-IMMUNE SYSTEM COMPLEX, MEMBRANE KEYWDS 2 PROTEIN EXPDTA ELECTRON MICROSCOPY AUTHOR Q.QU,L.HAN,O.PANOVA,L.FENG,G.SKINIOTIS REVDAT 4 16-OCT-24 7SL8 1 REMARK REVDAT 3 26-JAN-22 7SL8 1 JRNL REVDAT 2 22-DEC-21 7SL8 1 JRNL REVDAT 1 15-DEC-21 7SL8 0 JRNL AUTH L.HAN,Q.QU,D.AYDIN,O.PANOVA,M.J.ROBERTSON,Y.XU,R.O.DROR, JRNL AUTH 2 G.SKINIOTIS,L.FENG JRNL TITL STRUCTURE AND MECHANISM OF THE SGLT FAMILY OF GLUCOSE JRNL TITL 2 TRANSPORTERS. JRNL REF NATURE V. 601 274 2022 JRNL REFN ESSN 1476-4687 JRNL PMID 34880492 JRNL DOI 10.1038/S41586-021-04211-W REMARK 2 REMARK 2 RESOLUTION. 3.40 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 SOFTWARE PACKAGES : NULL 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) : 3.400 REMARK 3 NUMBER OF PARTICLES : 262587 REMARK 3 CTF CORRECTION METHOD : NONE REMARK 3 REMARK 3 EM RECONSTRUCTION MAGNIFICATION CALIBRATION: NULL REMARK 3 REMARK 3 OTHER DETAILS: NULL REMARK 4 REMARK 4 7SL8 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 26-OCT-21. REMARK 100 THE DEPOSITION ID IS D_1000260390. 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 : NANOBODY-SGLT COMPLEX REMARK 245 SAMPLE CONCENTRATION (MG ML-1) : NULL 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 : NULL REMARK 245 TEMPERATURE (KELVIN) : NULL REMARK 245 MICROSCOPE MODEL : FEI TITAN KRIOS REMARK 245 DETECTOR TYPE : GATAN K2 SUMMIT (4K X 4K) REMARK 245 MINIMUM DEFOCUS (NM) : NULL REMARK 245 MAXIMUM DEFOCUS (NM) : NULL 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) : 5600.00 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: DIMERIC 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. (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 MET A 1 REMARK 465 ASP A 2 REMARK 465 SER A 3 REMARK 465 SER A 4 REMARK 465 THR A 5 REMARK 465 TRP A 6 REMARK 465 SER A 7 REMARK 465 PRO A 8 REMARK 465 LYS A 9 REMARK 465 THR A 10 REMARK 465 THR A 11 REMARK 465 ALA A 12 REMARK 465 VAL A 13 REMARK 465 THR A 14 REMARK 465 ARG A 15 REMARK 465 PRO A 16 REMARK 465 VAL A 17 REMARK 465 GLU A 18 REMARK 465 THR A 19 REMARK 465 THR A 50 REMARK 465 ASN A 51 REMARK 465 ARG A 52 REMARK 465 GLY A 53 REMARK 465 THR A 54 REMARK 465 VAL A 55 REMARK 465 GLY A 56 REMARK 465 GLY A 57 REMARK 465 PHE A 58 REMARK 465 PHE A 59 REMARK 465 LEU A 60 REMARK 465 ALA A 61 REMARK 465 GLY A 62 REMARK 465 ASP A 572 REMARK 465 LEU A 573 REMARK 465 ASP A 574 REMARK 465 ALA A 575 REMARK 465 GLU A 576 REMARK 465 GLU A 577 REMARK 465 GLU A 578 REMARK 465 ASN A 579 REMARK 465 ILE A 580 REMARK 465 GLN A 581 REMARK 465 GLU A 582 REMARK 465 GLY A 583 REMARK 465 PRO A 584 REMARK 465 LYS A 585 REMARK 465 GLU A 586 REMARK 465 THR A 587 REMARK 465 ILE A 588 REMARK 465 GLU A 589 REMARK 465 ILE A 590 REMARK 465 GLU A 591 REMARK 465 THR A 592 REMARK 465 GLN A 593 REMARK 465 VAL A 594 REMARK 465 PRO A 595 REMARK 465 GLU A 596 REMARK 465 LYS A 597 REMARK 465 LYS A 598 REMARK 465 LYS A 599 REMARK 465 GLY A 600 REMARK 465 ILE A 601 REMARK 465 PHE A 602 REMARK 465 ARG A 603 REMARK 465 ARG A 604 REMARK 465 ALA A 605 REMARK 465 TYR A 606 REMARK 465 ASP A 607 REMARK 465 LEU A 608 REMARK 465 PHE A 609 REMARK 465 CYS A 610 REMARK 465 GLY A 611 REMARK 465 LEU A 612 REMARK 465 GLU A 613 REMARK 465 GLN A 614 REMARK 465 HIS A 615 REMARK 465 GLY A 616 REMARK 465 ALA A 617 REMARK 465 PRO A 618 REMARK 465 LYS A 619 REMARK 465 MET A 620 REMARK 465 THR A 621 REMARK 465 GLU A 622 REMARK 465 GLU A 623 REMARK 465 GLU A 624 REMARK 465 GLU A 625 REMARK 465 LYS A 626 REMARK 465 ALA A 627 REMARK 465 MET A 628 REMARK 465 LYS A 629 REMARK 465 GLN A 673 REMARK 465 MET B 1 REMARK 465 ALA B 2 REMARK 465 GLN B 3 REMARK 465 HIS B 122 REMARK 465 HIS B 123 REMARK 465 HIS B 124 REMARK 465 HIS B 125 REMARK 465 HIS B 126 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 HIS A 20 CG ND1 CD2 CE1 NE2 REMARK 470 GLU A 21 CG CD OE1 OE2 REMARK 470 LEU A 22 CG CD1 CD2 REMARK 470 ILE A 23 CG1 CG2 CD1 REMARK 470 ARG A 24 CG CD NE CZ NH1 NH2 REMARK 470 LEU A 37 CG CD1 CD2 REMARK 470 MET A 40 CG SD CE REMARK 470 MET A 47 CG SD CE REMARK 470 PHE A 48 CG CD1 CD2 CE1 CE2 CZ REMARK 470 LYS A 49 CG CD CE NZ REMARK 470 ARG A 63 CG CD NE CZ NH1 NH2 REMARK 470 LEU A 177 CG CD1 CD2 REMARK 470 TYR A 178 CG CD1 CD2 CE1 CE2 CZ OH REMARK 470 LEU A 190 CG CD1 CD2 REMARK 470 ILE A 201 CG1 CG2 CD1 REMARK 470 TYR A 202 CG CD1 CD2 CE1 CE2 CZ OH REMARK 470 GLN A 207 CG CD OE1 NE2 REMARK 470 GLN A 252 CG CD OE1 NE2 REMARK 470 LYS A 254 CG CD CE NZ REMARK 470 GLN A 295 CG CD OE1 NE2 REMARK 470 GLU A 352 CG CD OE1 OE2 REMARK 470 LYS A 358 CG CD CE NZ REMARK 470 MET A 407 CG SD CE REMARK 470 ARG A 414 CG CD NE CZ NH1 NH2 REMARK 470 LYS A 415 CG CD CE NZ REMARK 470 ARG A 416 CG CD NE CZ NH1 NH2 REMARK 470 LYS A 420 CG CD CE NZ REMARK 470 GLU A 421 CG CD OE1 OE2 REMARK 470 MET A 423 CG SD CE REMARK 470 ARG A 427 CG CD NE CZ NH1 NH2 REMARK 470 LYS A 478 CG CD CE NZ REMARK 470 LYS A 549 CG CD CE NZ REMARK 470 ARG A 564 CG CD NE CZ NH1 NH2 REMARK 470 ASN A 565 CG OD1 ND2 REMARK 470 LYS A 567 CG CD CE NZ REMARK 470 ILE A 571 CG1 CG2 CD1 REMARK 470 MET A 630 CG SD CE REMARK 470 LYS A 631 CG CD CE NZ REMARK 470 GLU A 637 CG CD OE1 OE2 REMARK 470 LYS A 638 CG CD CE NZ REMARK 470 PHE A 672 CG CD1 CD2 CE1 CE2 CZ REMARK 470 THR B 102 OG1 CG2 REMARK 470 TRP B 104 CG CD1 CD2 NE1 CE2 CE3 CZ2 REMARK 470 TRP B 104 CZ3 CH2 REMARK 470 ARG B 106 CG CD NE CZ NH1 NH2 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 PHE A 136 -167.03 -115.84 REMARK 500 LYS A 238 70.15 -102.31 REMARK 500 ASP A 246 56.66 -97.40 REMARK 500 PRO A 258 47.82 -88.02 REMARK 500 LEU A 274 73.22 52.15 REMARK 500 PRO A 340 44.50 -84.83 REMARK 500 CYS A 361 65.37 36.88 REMARK 500 ILE A 409 -55.08 -124.79 REMARK 500 ALA A 417 64.13 60.87 REMARK 500 SER A 446 26.91 -140.20 REMARK 500 LYS A 478 -9.28 71.77 REMARK 500 ARG A 479 69.06 -103.95 REMARK 500 HIS A 525 156.99 178.85 REMARK 500 THR A 633 42.58 -140.52 REMARK 500 TRP B 104 32.90 -141.39 REMARK 500 ARG B 106 66.02 60.48 REMARK 500 TYR B 107 69.08 61.90 REMARK 500 REMARK 500 REMARK: NULL REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: EMD-25194 RELATED DB: EMDB REMARK 900 RELATED ID: EMD-25195 RELATED DB: EMDB REMARK 900 RELATED ID: EMD-25196 RELATED DB: EMDB DBREF 7SL8 A 1 673 PDB 7SL8 7SL8 1 673 DBREF 7SL8 B 1 126 PDB 7SL8 7SL8 1 126 SEQRES 1 A 673 MET ASP SER SER THR TRP SER PRO LYS THR THR ALA VAL SEQRES 2 A 673 THR ARG PRO VAL GLU THR HIS GLU LEU ILE ARG ASN ALA SEQRES 3 A 673 ALA ASP ILE SER VAL ILE VAL ILE TYR PHE LEU LEU VAL SEQRES 4 A 673 MET ALA VAL GLY LEU TRP SER MET PHE LYS THR ASN ARG SEQRES 5 A 673 GLY THR VAL GLY GLY PHE PHE LEU ALA GLY ARG SER MET SEQRES 6 A 673 VAL TRP TRP PRO ILE GLY ALA SER LEU PHE ALA SER ASN SEQRES 7 A 673 ILE GLY SER GLY HIS PHE ILE GLY LEU ALA GLY THR GLY SEQRES 8 A 673 ALA ALA SER GLY LEU ALA VAL GLY GLY PHE GLU TRP ASN SEQRES 9 A 673 ALA LEU VAL LEU LEU LEU VAL LEU GLY TRP VAL PHE VAL SEQRES 10 A 673 PRO ILE TYR ILE LYS ALA GLY VAL VAL THR MET PRO GLU SEQRES 11 A 673 TYR LEU ARG LYS ARG PHE GLY GLY GLN ARG ILE GLN VAL SEQRES 12 A 673 TYR LEU SER VAL LEU SER LEU PHE LEU TYR ILE PHE THR SEQRES 13 A 673 LYS ILE SER VAL ASP ILE PHE SER GLY ALA ILE PHE ILE SEQRES 14 A 673 ASN LEU ALA LEU GLY TRP ASN LEU TYR LEU SER ILE ILE SEQRES 15 A 673 LEU LEU LEU ALA ILE THR ALA LEU TYR THR ILE THR GLY SEQRES 16 A 673 GLY LEU ALA ALA VAL ILE TYR THR ASP THR LEU GLN THR SEQRES 17 A 673 LEU ILE MET LEU ILE GLY ALA LEU ILE LEU MET GLY PHE SEQRES 18 A 673 ALA PHE HIS GLU VAL GLY GLY TYR ASP ALA PHE MET GLU SEQRES 19 A 673 LYS TYR MET LYS ALA ILE PRO THR ILE VAL SER ASP GLY SEQRES 20 A 673 ASN THR THR PHE GLN GLU LYS CYS TYR THR PRO ARG ALA SEQRES 21 A 673 ASP SER PHE HIS ILE PHE ARG ASP PRO LEU THR GLY ASP SEQRES 22 A 673 LEU PRO TRP PRO GLY PHE ILE PHE GLY LEU THR ILE LEU SEQRES 23 A 673 ALA LEU TRP TYR TRP CYS THR ASP GLN VAL ILE VAL GLN SEQRES 24 A 673 ARG CYS LEU ALA ALA LYS ASN MET SER HIS VAL LYS GLY SEQRES 25 A 673 GLY CYS ILE LEU ALA GLY TYR LEU LYS LEU LEU PRO MET SEQRES 26 A 673 PHE ILE MET VAL MET PRO GLY MET ILE SER ARG ILE LEU SEQRES 27 A 673 PHE PRO ASP LYS VAL ALA CYS VAL VAL PRO SER GLU CYS SEQRES 28 A 673 GLU LYS TYR CYS GLY THR LYS VAL GLY CYS THR ASN ILE SEQRES 29 A 673 ALA TYR PRO THR LEU VAL VAL GLU LEU MET PRO ASN GLY SEQRES 30 A 673 LEU ARG GLY LEU MET LEU ALA VAL MET LEU ALA ALA LEU SEQRES 31 A 673 MET SER SER LEU THR SER ILE PHE ASN SER ALA SER THR SEQRES 32 A 673 LEU PHE THR MET ASP ILE TYR ALA LYS VAL ARG LYS ARG SEQRES 33 A 673 ALA SER GLU LYS GLU LEU MET ILE VAL GLY ARG LEU PHE SEQRES 34 A 673 VAL LEU PHE LEU VAL VAL VAL SER ILE ALA TRP ILE PRO SEQRES 35 A 673 ILE VAL GLN SER ALA GLN SER GLY GLN LEU PHE ASP TYR SEQRES 36 A 673 ILE GLN SER VAL SER SER TYR LEU ALA PRO PRO VAL ALA SEQRES 37 A 673 ALA VAL PHE LEU LEU ALA ILE PHE TRP LYS ARG VAL ASN SEQRES 38 A 673 GLU GLN GLY ALA PHE TRP GLY LEU ILE LEU GLY LEU LEU SEQRES 39 A 673 LEU GLY LEU SER ARG LEU ILE LEU GLU PHE ALA TYR GLY SEQRES 40 A 673 THR GLY SER CYS MET GLU PRO SER ASN CYS PRO THR ILE SEQRES 41 A 673 ILE CYS GLY VAL HIS TYR LEU TYR PHE ALA ILE ILE LEU SEQRES 42 A 673 PHE ALA ILE SER GLY ILE VAL THR VAL VAL VAL SER LEU SEQRES 43 A 673 LEU THR LYS PRO ILE PRO ASP VAL HIS LEU TYR ARG LEU SEQRES 44 A 673 CYS TRP SER LEU ARG ASN SER LYS GLU GLU ARG ILE ASP SEQRES 45 A 673 LEU ASP ALA GLU GLU GLU ASN ILE GLN GLU GLY PRO LYS SEQRES 46 A 673 GLU THR ILE GLU ILE GLU THR GLN VAL PRO GLU LYS LYS SEQRES 47 A 673 LYS GLY ILE PHE ARG ARG ALA TYR ASP LEU PHE CYS GLY SEQRES 48 A 673 LEU GLU GLN HIS GLY ALA PRO LYS MET THR GLU GLU GLU SEQRES 49 A 673 GLU LYS ALA MET LYS MET LYS MET THR ASP THR SER GLU SEQRES 50 A 673 LYS PRO LEU TRP ARG THR VAL LEU ASN ILE ASN ALA ILE SEQRES 51 A 673 LEU LEU LEU ALA VAL ALA ILE PHE CYS TRP GLY TYR PHE SEQRES 52 A 673 ALA SER ASN SER LEU GLU VAL LEU PHE GLN SEQRES 1 B 126 MET ALA GLN VAL GLN LEU GLN GLU SER GLY GLY GLY LEU SEQRES 2 B 126 VAL GLN ALA GLY GLY SER LEU ARG LEU SER CYS ALA ALA SEQRES 3 B 126 SER GLY THR ILE PHE VAL PHE ASP LYS MET GLY TRP TYR SEQRES 4 B 126 ARG GLN ALA PRO GLY LYS GLU ARG GLU PHE VAL ALA THR SEQRES 5 B 126 ILE SER ARG GLY GLY SER THR ASN TYR ALA ASP SER VAL SEQRES 6 B 126 LYS GLY ARG PHE THR ILE SER ARG ASP ASN ALA LYS ASN SEQRES 7 B 126 THR VAL TYR LEU GLN MET ASN SER LEU LYS PRO GLU ASP SEQRES 8 B 126 THR ALA VAL TYR TYR CYS ALA VAL ARG TYR THR PRO TRP SEQRES 9 B 126 ARG ARG TYR SER TYR TRP GLY GLN GLY THR GLN VAL THR SEQRES 10 B 126 VAL SER SER HIS HIS HIS HIS HIS HIS HET CLR A 701 28 HETNAM CLR CHOLESTEROL FORMUL 3 CLR C27 H46 O HELIX 1 AA1 ASN A 25 LYS A 49 1 25 HELIX 2 AA2 TRP A 67 ALA A 76 1 10 HELIX 3 AA3 ILE A 85 SER A 94 1 10 HELIX 4 AA4 LEU A 96 VAL A 98 5 3 HELIX 5 AA5 GLY A 99 VAL A 115 1 17 HELIX 6 AA6 VAL A 115 ALA A 123 1 9 HELIX 7 AA7 THR A 127 LYS A 134 1 8 HELIX 8 AA8 GLY A 138 LYS A 157 1 20 HELIX 9 AA9 LYS A 157 GLY A 174 1 18 HELIX 10 AB1 ASN A 176 GLY A 195 1 20 HELIX 11 AB2 ILE A 201 GLY A 227 1 27 HELIX 12 AB3 TYR A 229 LYS A 238 1 10 HELIX 13 AB4 GLN A 252 THR A 257 1 6 HELIX 14 AB5 PRO A 275 ASP A 294 1 20 HELIX 15 AB6 VAL A 296 ALA A 303 1 8 HELIX 16 AB7 ASN A 306 LYS A 321 1 16 HELIX 17 AB8 LEU A 323 VAL A 329 1 7 HELIX 18 AB9 VAL A 329 PHE A 339 1 11 HELIX 19 AC1 VAL A 347 CYS A 355 1 9 HELIX 20 AC2 CYS A 361 ASN A 363 5 3 HELIX 21 AC3 ILE A 364 VAL A 371 1 8 HELIX 22 AC4 LEU A 378 ILE A 409 1 32 HELIX 23 AC5 ILE A 409 ARG A 414 1 6 HELIX 24 AC6 SER A 418 TRP A 440 1 23 HELIX 25 AC7 TRP A 440 GLN A 445 1 6 HELIX 26 AC8 LEU A 452 TRP A 477 1 26 HELIX 27 AC9 ASN A 481 ALA A 505 1 25 HELIX 28 AD1 PRO A 518 GLY A 523 1 6 HELIX 29 AD2 LEU A 527 THR A 548 1 22 HELIX 30 AD3 PRO A 552 LEU A 556 5 5 HELIX 31 AD4 LYS A 638 ASN A 666 1 29 SHEET 1 AA1 2 SER A 245 ASP A 246 0 SHEET 2 AA1 2 THR A 249 THR A 250 -1 O THR A 249 N ASP A 246 SHEET 1 AA2 4 GLN B 5 SER B 9 0 SHEET 2 AA2 4 SER B 19 SER B 27 -1 O ALA B 25 N GLN B 7 SHEET 3 AA2 4 THR B 79 ASN B 85 -1 O LEU B 82 N LEU B 22 SHEET 4 AA2 4 PHE B 69 ARG B 73 -1 N THR B 70 O GLN B 83 SHEET 1 AA3 4 LEU B 13 GLN B 15 0 SHEET 2 AA3 4 THR B 114 SER B 119 1 O SER B 119 N VAL B 14 SHEET 3 AA3 4 ALA B 93 TYR B 96 -1 N TYR B 95 O THR B 114 SHEET 4 AA3 4 TYR B 39 GLN B 41 -1 N GLN B 41 O VAL B 94 SSBOND 1 CYS A 255 CYS A 511 1555 1555 2.04 SSBOND 2 CYS A 345 CYS A 351 1555 1555 2.02 SSBOND 3 CYS A 355 CYS A 361 1555 1555 2.03 SSBOND 4 CYS A 517 CYS A 522 1555 1555 2.03 SSBOND 5 CYS B 24 CYS B 97 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