HEADER TRANSPORT PROTEIN 08-OCT-24 9DVM TITLE STRUCTURE OF THE PHOSPHATE EXPORTER XPR1/SLC53A1, INSP8-BOUND, TITLE 2 INTRACELLULAR GATE OPEN/INTRACELLULAR GATE CLOSED STATE COMPND MOL_ID: 1; COMPND 2 MOLECULE: SOLUTE CARRIER FAMILY 53 MEMBER 1; COMPND 3 CHAIN: A, B; COMPND 4 SYNONYM: PHOSPHATE EXPORTER SLC53A1,PROTEIN SYG1 HOMOLOG,XENOTROPIC COMPND 5 AND POLYTROPIC MURINE LEUKEMIA VIRUS RECEPTOR X3,X-RECEPTOR, COMPND 6 XENOTROPIC AND POLYTROPIC RETROVIRUS RECEPTOR 1; COMPND 7 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: XPR1, SLC53A1, SYG1, X3; SOURCE 6 EXPRESSION_SYSTEM: HOMO SAPIENS; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 9606 KEYWDS INORGANIC PHOSPHATE EXPORTER, TRANSPORT PROTEIN EXPDTA ELECTRON MICROSCOPY AUTHOR Q.ZHU,M.M.DIVER REVDAT 1 02-APR-25 9DVM 0 JRNL AUTH Q.ZHU,M.F.YAGGI,N.JORK,H.J.JESSEN,M.M.DIVER JRNL TITL TRANSPORT AND INSP 8 GATING MECHANISMS OF THE HUMAN JRNL TITL 2 INORGANIC PHOSPHATE EXPORTER XPR1. JRNL REF NAT COMMUN V. 16 2770 2025 JRNL REFN ESSN 2041-1723 JRNL PMID 40113814 JRNL DOI 10.1038/S41467-025-58076-Y REMARK 2 REMARK 2 RESOLUTION. 2.92 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) : 2.920 REMARK 3 NUMBER OF PARTICLES : 117620 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 9DVM COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 09-OCT-24. REMARK 100 THE DEPOSITION ID IS D_1000288932. 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 : XPR1/SLC53A1 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 : 7.40 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 : TFS KRIOS REMARK 245 DETECTOR TYPE : TFS FALCON 4I (4K X 4K) REMARK 245 MINIMUM DEFOCUS (NM) : 700.00 REMARK 245 MAXIMUM DEFOCUS (NM) : 1700.00 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) : 6045.00 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 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC REMARK 350 SOFTWARE USED: PISA 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 SER A 38 REMARK 465 VAL A 39 REMARK 465 GLU A 40 REMARK 465 VAL A 41 REMARK 465 THR A 42 REMARK 465 ASP A 43 REMARK 465 GLU A 44 REMARK 465 ASP A 45 REMARK 465 LYS A 99 REMARK 465 GLU A 100 REMARK 465 SER A 101 REMARK 465 THR A 102 REMARK 465 GLY A 103 REMARK 465 VAL A 104 REMARK 465 THR A 105 REMARK 465 THR A 106 REMARK 465 LEU A 107 REMARK 465 ARG A 108 REMARK 465 GLN A 109 REMARK 465 ARG A 110 REMARK 465 ARG A 111 REMARK 465 LYS A 112 REMARK 465 PRO A 113 REMARK 465 VAL A 114 REMARK 465 PHE A 115 REMARK 465 HIS A 116 REMARK 465 LEU A 117 REMARK 465 SER A 118 REMARK 465 HIS A 119 REMARK 465 GLU A 120 REMARK 465 GLU A 121 REMARK 465 ARG A 122 REMARK 465 VAL A 123 REMARK 465 GLN A 124 REMARK 465 LEU A 259 REMARK 465 GLU A 260 REMARK 465 THR A 261 REMARK 465 ASP A 262 REMARK 465 ARG A 263 REMARK 465 SER A 264 REMARK 465 LYS A 422 REMARK 465 TRP A 423 REMARK 465 ASP A 424 REMARK 465 GLU A 425 REMARK 465 SER A 426 REMARK 465 LYS A 427 REMARK 465 GLY A 428 REMARK 465 LEU A 429 REMARK 465 LEU A 430 REMARK 465 PRO A 431 REMARK 465 ASN A 432 REMARK 465 ASN A 433 REMARK 465 SER A 434 REMARK 465 GLU A 435 REMARK 465 PRO A 633 REMARK 465 LEU A 634 REMARK 465 ASN A 635 REMARK 465 ALA A 636 REMARK 465 ASP A 637 REMARK 465 ASP A 638 REMARK 465 GLN A 639 REMARK 465 THR A 640 REMARK 465 LEU A 641 REMARK 465 LEU A 642 REMARK 465 GLU A 643 REMARK 465 GLN A 644 REMARK 465 MET A 645 REMARK 465 MET A 646 REMARK 465 ASP A 647 REMARK 465 GLN A 648 REMARK 465 ASP A 649 REMARK 465 ASP A 650 REMARK 465 GLY A 651 REMARK 465 VAL A 652 REMARK 465 ARG A 653 REMARK 465 ASN A 654 REMARK 465 ARG A 655 REMARK 465 GLN A 656 REMARK 465 LYS A 657 REMARK 465 ASN A 658 REMARK 465 ARG A 659 REMARK 465 SER A 660 REMARK 465 TRP A 661 REMARK 465 LYS A 662 REMARK 465 TYR A 663 REMARK 465 ASN A 664 REMARK 465 GLN A 665 REMARK 465 SER A 666 REMARK 465 ILE A 667 REMARK 465 SER A 668 REMARK 465 LEU A 669 REMARK 465 ARG A 670 REMARK 465 ARG A 671 REMARK 465 PRO A 672 REMARK 465 ARG A 673 REMARK 465 LEU A 674 REMARK 465 ALA A 675 REMARK 465 SER A 676 REMARK 465 GLN A 677 REMARK 465 SER A 678 REMARK 465 LYS A 679 REMARK 465 ALA A 680 REMARK 465 ARG A 681 REMARK 465 ASP A 682 REMARK 465 THR A 683 REMARK 465 LYS A 684 REMARK 465 VAL A 685 REMARK 465 LEU A 686 REMARK 465 ILE A 687 REMARK 465 GLU A 688 REMARK 465 ASP A 689 REMARK 465 THR A 690 REMARK 465 ASP A 691 REMARK 465 ASP A 692 REMARK 465 GLU A 693 REMARK 465 ALA A 694 REMARK 465 ASN A 695 REMARK 465 THR A 696 REMARK 465 LEU A 697 REMARK 465 GLU A 698 REMARK 465 VAL A 699 REMARK 465 LEU A 700 REMARK 465 PHE A 701 REMARK 465 GLN A 702 REMARK 465 SER B 38 REMARK 465 VAL B 39 REMARK 465 GLU B 40 REMARK 465 VAL B 41 REMARK 465 THR B 42 REMARK 465 ASP B 43 REMARK 465 GLU B 44 REMARK 465 ASP B 45 REMARK 465 LYS B 99 REMARK 465 GLU B 100 REMARK 465 SER B 101 REMARK 465 THR B 102 REMARK 465 GLY B 103 REMARK 465 VAL B 104 REMARK 465 THR B 105 REMARK 465 THR B 106 REMARK 465 LEU B 107 REMARK 465 ARG B 108 REMARK 465 GLN B 109 REMARK 465 ARG B 110 REMARK 465 ARG B 111 REMARK 465 LYS B 112 REMARK 465 PRO B 113 REMARK 465 VAL B 114 REMARK 465 PHE B 115 REMARK 465 HIS B 116 REMARK 465 LEU B 117 REMARK 465 SER B 118 REMARK 465 HIS B 119 REMARK 465 GLU B 120 REMARK 465 GLU B 121 REMARK 465 LEU B 259 REMARK 465 GLU B 260 REMARK 465 THR B 261 REMARK 465 ASP B 262 REMARK 465 ARG B 263 REMARK 465 SER B 264 REMARK 465 LYS B 422 REMARK 465 TRP B 423 REMARK 465 ASP B 424 REMARK 465 GLU B 425 REMARK 465 SER B 426 REMARK 465 LYS B 427 REMARK 465 GLY B 428 REMARK 465 LEU B 429 REMARK 465 LEU B 430 REMARK 465 PRO B 431 REMARK 465 ASN B 432 REMARK 465 ASN B 433 REMARK 465 SER B 434 REMARK 465 GLU B 435 REMARK 465 VAL B 626 REMARK 465 ARG B 627 REMARK 465 ASP B 628 REMARK 465 ILE B 629 REMARK 465 SER B 630 REMARK 465 VAL B 631 REMARK 465 ALA B 632 REMARK 465 PRO B 633 REMARK 465 LEU B 634 REMARK 465 ASN B 635 REMARK 465 ALA B 636 REMARK 465 ASP B 637 REMARK 465 ASP B 638 REMARK 465 GLN B 639 REMARK 465 THR B 640 REMARK 465 LEU B 641 REMARK 465 LEU B 642 REMARK 465 GLU B 643 REMARK 465 GLN B 644 REMARK 465 MET B 645 REMARK 465 MET B 646 REMARK 465 ASP B 647 REMARK 465 GLN B 648 REMARK 465 ASP B 649 REMARK 465 ASP B 650 REMARK 465 GLY B 651 REMARK 465 VAL B 652 REMARK 465 ARG B 653 REMARK 465 ASN B 654 REMARK 465 ARG B 655 REMARK 465 GLN B 656 REMARK 465 LYS B 657 REMARK 465 ASN B 658 REMARK 465 ARG B 659 REMARK 465 SER B 660 REMARK 465 TRP B 661 REMARK 465 LYS B 662 REMARK 465 TYR B 663 REMARK 465 ASN B 664 REMARK 465 GLN B 665 REMARK 465 SER B 666 REMARK 465 ILE B 667 REMARK 465 SER B 668 REMARK 465 LEU B 669 REMARK 465 ARG B 670 REMARK 465 ARG B 671 REMARK 465 PRO B 672 REMARK 465 ARG B 673 REMARK 465 LEU B 674 REMARK 465 ALA B 675 REMARK 465 SER B 676 REMARK 465 GLN B 677 REMARK 465 SER B 678 REMARK 465 LYS B 679 REMARK 465 ALA B 680 REMARK 465 ARG B 681 REMARK 465 ASP B 682 REMARK 465 THR B 683 REMARK 465 LYS B 684 REMARK 465 VAL B 685 REMARK 465 LEU B 686 REMARK 465 ILE B 687 REMARK 465 GLU B 688 REMARK 465 ASP B 689 REMARK 465 THR B 690 REMARK 465 ASP B 691 REMARK 465 ASP B 692 REMARK 465 GLU B 693 REMARK 465 ALA B 694 REMARK 465 ASN B 695 REMARK 465 THR B 696 REMARK 465 LEU B 697 REMARK 465 GLU B 698 REMARK 465 VAL B 699 REMARK 465 LEU B 700 REMARK 465 PHE B 701 REMARK 465 GLN B 702 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 MET A 215 -2.48 70.35 REMARK 500 ARG A 219 -31.21 -130.42 REMARK 500 LYS A 471 -0.37 72.47 REMARK 500 SER B 505 -1.07 76.68 REMARK 500 LEU B 584 -125.02 45.83 REMARK 500 LEU B 585 109.42 -56.23 REMARK 500 REMARK 500 REMARK: NULL REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: EMD-47211 RELATED DB: EMDB REMARK 900 STRUCTURE OF THE PHOSPHATE EXPORTER XPR1/SLC53A1, INSP8-BOUND, REMARK 900 INWARD-OPEN/OCCLUDED STATE DBREF 9DVM A 1 696 UNP Q9UBH6 S53A1_HUMAN 1 696 DBREF 9DVM B 1 696 UNP Q9UBH6 S53A1_HUMAN 1 696 SEQADV 9DVM LEU A 697 UNP Q9UBH6 EXPRESSION TAG SEQADV 9DVM GLU A 698 UNP Q9UBH6 EXPRESSION TAG SEQADV 9DVM VAL A 699 UNP Q9UBH6 EXPRESSION TAG SEQADV 9DVM LEU A 700 UNP Q9UBH6 EXPRESSION TAG SEQADV 9DVM PHE A 701 UNP Q9UBH6 EXPRESSION TAG SEQADV 9DVM GLN A 702 UNP Q9UBH6 EXPRESSION TAG SEQADV 9DVM LEU B 697 UNP Q9UBH6 EXPRESSION TAG SEQADV 9DVM GLU B 698 UNP Q9UBH6 EXPRESSION TAG SEQADV 9DVM VAL B 699 UNP Q9UBH6 EXPRESSION TAG SEQADV 9DVM LEU B 700 UNP Q9UBH6 EXPRESSION TAG SEQADV 9DVM PHE B 701 UNP Q9UBH6 EXPRESSION TAG SEQADV 9DVM GLN B 702 UNP Q9UBH6 EXPRESSION TAG SEQRES 1 A 702 MET LYS PHE ALA GLU HIS LEU SER ALA HIS ILE THR PRO SEQRES 2 A 702 GLU TRP ARG LYS GLN TYR ILE GLN TYR GLU ALA PHE LYS SEQRES 3 A 702 ASP MET LEU TYR SER ALA GLN ASP GLN ALA PRO SER VAL SEQRES 4 A 702 GLU VAL THR ASP GLU ASP THR VAL LYS ARG TYR PHE ALA SEQRES 5 A 702 LYS PHE GLU GLU LYS PHE PHE GLN THR CYS GLU LYS GLU SEQRES 6 A 702 LEU ALA LYS ILE ASN THR PHE TYR SER GLU LYS LEU ALA SEQRES 7 A 702 GLU ALA GLN ARG ARG PHE ALA THR LEU GLN ASN GLU LEU SEQRES 8 A 702 GLN SER SER LEU ASP ALA GLN LYS GLU SER THR GLY VAL SEQRES 9 A 702 THR THR LEU ARG GLN ARG ARG LYS PRO VAL PHE HIS LEU SEQRES 10 A 702 SER HIS GLU GLU ARG VAL GLN HIS ARG ASN ILE LYS ASP SEQRES 11 A 702 LEU LYS LEU ALA PHE SER GLU PHE TYR LEU SER LEU ILE SEQRES 12 A 702 LEU LEU GLN ASN TYR GLN ASN LEU ASN PHE THR GLY PHE SEQRES 13 A 702 ARG LYS ILE LEU LYS LYS HIS ASP LYS ILE LEU GLU THR SEQRES 14 A 702 SER ARG GLY ALA ASP TRP ARG VAL ALA HIS VAL GLU VAL SEQRES 15 A 702 ALA PRO PHE TYR THR CYS LYS LYS ILE ASN GLN LEU ILE SEQRES 16 A 702 SER GLU THR GLU ALA VAL VAL THR ASN GLU LEU GLU ASP SEQRES 17 A 702 GLY ASP ARG GLN LYS ALA MET LYS ARG LEU ARG VAL PRO SEQRES 18 A 702 PRO LEU GLY ALA ALA GLN PRO ALA PRO ALA TRP THR THR SEQRES 19 A 702 PHE ARG VAL GLY LEU PHE CYS GLY ILE PHE ILE VAL LEU SEQRES 20 A 702 ASN ILE THR LEU VAL LEU ALA ALA VAL PHE LYS LEU GLU SEQRES 21 A 702 THR ASP ARG SER ILE TRP PRO LEU ILE ARG ILE TYR ARG SEQRES 22 A 702 GLY GLY PHE LEU LEU ILE GLU PHE LEU PHE LEU LEU GLY SEQRES 23 A 702 ILE ASN THR TYR GLY TRP ARG GLN ALA GLY VAL ASN HIS SEQRES 24 A 702 VAL LEU ILE PHE GLU LEU ASN PRO ARG SER ASN LEU SER SEQRES 25 A 702 HIS GLN HIS LEU PHE GLU ILE ALA GLY PHE LEU GLY ILE SEQRES 26 A 702 LEU TRP CYS LEU SER LEU LEU ALA CYS PHE PHE ALA PRO SEQRES 27 A 702 ILE SER VAL ILE PRO THR TYR VAL TYR PRO LEU ALA LEU SEQRES 28 A 702 TYR GLY PHE MET VAL PHE PHE LEU ILE ASN PRO THR LYS SEQRES 29 A 702 THR PHE TYR TYR LYS SER ARG PHE TRP LEU LEU LYS LEU SEQRES 30 A 702 LEU PHE ARG VAL PHE THR ALA PRO PHE HIS LYS VAL GLY SEQRES 31 A 702 PHE ALA ASP PHE TRP LEU ALA ASP GLN LEU ASN SER LEU SEQRES 32 A 702 SER VAL ILE LEU MET ASP LEU GLU TYR MET ILE CYS PHE SEQRES 33 A 702 TYR SER LEU GLU LEU LYS TRP ASP GLU SER LYS GLY LEU SEQRES 34 A 702 LEU PRO ASN ASN SER GLU GLU SER GLY ILE CYS HIS LYS SEQRES 35 A 702 TYR THR TYR GLY VAL ARG ALA ILE VAL GLN CYS ILE PRO SEQRES 36 A 702 ALA TRP LEU ARG PHE ILE GLN CYS LEU ARG ARG TYR ARG SEQRES 37 A 702 ASP THR LYS ARG ALA PHE PRO HIS LEU VAL ASN ALA GLY SEQRES 38 A 702 LYS TYR SER THR THR PHE PHE MET VAL THR PHE ALA ALA SEQRES 39 A 702 LEU TYR SER THR HIS LYS GLU ARG GLY HIS SER ASP THR SEQRES 40 A 702 MET VAL PHE PHE TYR LEU TRP ILE VAL PHE TYR ILE ILE SEQRES 41 A 702 SER SER CYS TYR THR LEU ILE TRP ASP LEU LYS MET ASP SEQRES 42 A 702 TRP GLY LEU PHE ASP LYS ASN ALA GLY GLU ASN THR PHE SEQRES 43 A 702 LEU ARG GLU GLU ILE VAL TYR PRO GLN LYS ALA TYR TYR SEQRES 44 A 702 TYR CYS ALA ILE ILE GLU ASP VAL ILE LEU ARG PHE ALA SEQRES 45 A 702 TRP THR ILE GLN ILE SER ILE THR SER THR THR LEU LEU SEQRES 46 A 702 PRO HIS SER GLY ASP ILE ILE ALA THR VAL PHE ALA PRO SEQRES 47 A 702 LEU GLU VAL PHE ARG ARG PHE VAL TRP ASN PHE PHE ARG SEQRES 48 A 702 LEU GLU ASN GLU HIS LEU ASN ASN CYS GLY GLU PHE ARG SEQRES 49 A 702 ALA VAL ARG ASP ILE SER VAL ALA PRO LEU ASN ALA ASP SEQRES 50 A 702 ASP GLN THR LEU LEU GLU GLN MET MET ASP GLN ASP ASP SEQRES 51 A 702 GLY VAL ARG ASN ARG GLN LYS ASN ARG SER TRP LYS TYR SEQRES 52 A 702 ASN GLN SER ILE SER LEU ARG ARG PRO ARG LEU ALA SER SEQRES 53 A 702 GLN SER LYS ALA ARG ASP THR LYS VAL LEU ILE GLU ASP SEQRES 54 A 702 THR ASP ASP GLU ALA ASN THR LEU GLU VAL LEU PHE GLN SEQRES 1 B 702 MET LYS PHE ALA GLU HIS LEU SER ALA HIS ILE THR PRO SEQRES 2 B 702 GLU TRP ARG LYS GLN TYR ILE GLN TYR GLU ALA PHE LYS SEQRES 3 B 702 ASP MET LEU TYR SER ALA GLN ASP GLN ALA PRO SER VAL SEQRES 4 B 702 GLU VAL THR ASP GLU ASP THR VAL LYS ARG TYR PHE ALA SEQRES 5 B 702 LYS PHE GLU GLU LYS PHE PHE GLN THR CYS GLU LYS GLU SEQRES 6 B 702 LEU ALA LYS ILE ASN THR PHE TYR SER GLU LYS LEU ALA SEQRES 7 B 702 GLU ALA GLN ARG ARG PHE ALA THR LEU GLN ASN GLU LEU SEQRES 8 B 702 GLN SER SER LEU ASP ALA GLN LYS GLU SER THR GLY VAL SEQRES 9 B 702 THR THR LEU ARG GLN ARG ARG LYS PRO VAL PHE HIS LEU SEQRES 10 B 702 SER HIS GLU GLU ARG VAL GLN HIS ARG ASN ILE LYS ASP SEQRES 11 B 702 LEU LYS LEU ALA PHE SER GLU PHE TYR LEU SER LEU ILE SEQRES 12 B 702 LEU LEU GLN ASN TYR GLN ASN LEU ASN PHE THR GLY PHE SEQRES 13 B 702 ARG LYS ILE LEU LYS LYS HIS ASP LYS ILE LEU GLU THR SEQRES 14 B 702 SER ARG GLY ALA ASP TRP ARG VAL ALA HIS VAL GLU VAL SEQRES 15 B 702 ALA PRO PHE TYR THR CYS LYS LYS ILE ASN GLN LEU ILE SEQRES 16 B 702 SER GLU THR GLU ALA VAL VAL THR ASN GLU LEU GLU ASP SEQRES 17 B 702 GLY ASP ARG GLN LYS ALA MET LYS ARG LEU ARG VAL PRO SEQRES 18 B 702 PRO LEU GLY ALA ALA GLN PRO ALA PRO ALA TRP THR THR SEQRES 19 B 702 PHE ARG VAL GLY LEU PHE CYS GLY ILE PHE ILE VAL LEU SEQRES 20 B 702 ASN ILE THR LEU VAL LEU ALA ALA VAL PHE LYS LEU GLU SEQRES 21 B 702 THR ASP ARG SER ILE TRP PRO LEU ILE ARG ILE TYR ARG SEQRES 22 B 702 GLY GLY PHE LEU LEU ILE GLU PHE LEU PHE LEU LEU GLY SEQRES 23 B 702 ILE ASN THR TYR GLY TRP ARG GLN ALA GLY VAL ASN HIS SEQRES 24 B 702 VAL LEU ILE PHE GLU LEU ASN PRO ARG SER ASN LEU SER SEQRES 25 B 702 HIS GLN HIS LEU PHE GLU ILE ALA GLY PHE LEU GLY ILE SEQRES 26 B 702 LEU TRP CYS LEU SER LEU LEU ALA CYS PHE PHE ALA PRO SEQRES 27 B 702 ILE SER VAL ILE PRO THR TYR VAL TYR PRO LEU ALA LEU SEQRES 28 B 702 TYR GLY PHE MET VAL PHE PHE LEU ILE ASN PRO THR LYS SEQRES 29 B 702 THR PHE TYR TYR LYS SER ARG PHE TRP LEU LEU LYS LEU SEQRES 30 B 702 LEU PHE ARG VAL PHE THR ALA PRO PHE HIS LYS VAL GLY SEQRES 31 B 702 PHE ALA ASP PHE TRP LEU ALA ASP GLN LEU ASN SER LEU SEQRES 32 B 702 SER VAL ILE LEU MET ASP LEU GLU TYR MET ILE CYS PHE SEQRES 33 B 702 TYR SER LEU GLU LEU LYS TRP ASP GLU SER LYS GLY LEU SEQRES 34 B 702 LEU PRO ASN ASN SER GLU GLU SER GLY ILE CYS HIS LYS SEQRES 35 B 702 TYR THR TYR GLY VAL ARG ALA ILE VAL GLN CYS ILE PRO SEQRES 36 B 702 ALA TRP LEU ARG PHE ILE GLN CYS LEU ARG ARG TYR ARG SEQRES 37 B 702 ASP THR LYS ARG ALA PHE PRO HIS LEU VAL ASN ALA GLY SEQRES 38 B 702 LYS TYR SER THR THR PHE PHE MET VAL THR PHE ALA ALA SEQRES 39 B 702 LEU TYR SER THR HIS LYS GLU ARG GLY HIS SER ASP THR SEQRES 40 B 702 MET VAL PHE PHE TYR LEU TRP ILE VAL PHE TYR ILE ILE SEQRES 41 B 702 SER SER CYS TYR THR LEU ILE TRP ASP LEU LYS MET ASP SEQRES 42 B 702 TRP GLY LEU PHE ASP LYS ASN ALA GLY GLU ASN THR PHE SEQRES 43 B 702 LEU ARG GLU GLU ILE VAL TYR PRO GLN LYS ALA TYR TYR SEQRES 44 B 702 TYR CYS ALA ILE ILE GLU ASP VAL ILE LEU ARG PHE ALA SEQRES 45 B 702 TRP THR ILE GLN ILE SER ILE THR SER THR THR LEU LEU SEQRES 46 B 702 PRO HIS SER GLY ASP ILE ILE ALA THR VAL PHE ALA PRO SEQRES 47 B 702 LEU GLU VAL PHE ARG ARG PHE VAL TRP ASN PHE PHE ARG SEQRES 48 B 702 LEU GLU ASN GLU HIS LEU ASN ASN CYS GLY GLU PHE ARG SEQRES 49 B 702 ALA VAL ARG ASP ILE SER VAL ALA PRO LEU ASN ALA ASP SEQRES 50 B 702 ASP GLN THR LEU LEU GLU GLN MET MET ASP GLN ASP ASP SEQRES 51 B 702 GLY VAL ARG ASN ARG GLN LYS ASN ARG SER TRP LYS TYR SEQRES 52 B 702 ASN GLN SER ILE SER LEU ARG ARG PRO ARG LEU ALA SER SEQRES 53 B 702 GLN SER LYS ALA ARG ASP THR LYS VAL LEU ILE GLU ASP SEQRES 54 B 702 THR ASP ASP GLU ALA ASN THR LEU GLU VAL LEU PHE GLN HET PO4 A 701 5 HET PO4 A 702 5 HET PO4 A 703 5 HET I8P A 704 50 HET I8P A 705 44 HET CLR A 706 74 HET CPL A 707 132 HET PO4 B 701 5 HET PO4 B 702 5 HET PO4 B 703 5 HET I8P B 704 50 HET I8P B 705 44 HET CLR B 706 74 HET CPL B 707 132 HETNAM PO4 PHOSPHATE ION HETNAM I8P (1R,3S,4R,5S,6R)-2,4,5,6-TETRAKIS(PHOSPHONOOXY) HETNAM 2 I8P CYCLOHEXANE-1,3-DIYL BIS[TRIHYDROGEN (DIPHOSPHATE)] HETNAM CLR CHOLESTEROL HETNAM CPL 1-PALMITOYL-2-LINOLEOYL-SN-GLYCERO-3-PHOSPHOCHOLINE HETSYN I8P 1D-MYO-INOSITOL 1,5-BISDIPHOSPHATE 2,3,4,6- HETSYN 2 I8P TETRAKISPHOSPHATE HETSYN CPL PALMITOYL-LINOLEOYL PHOSPHATIDYLCHOLINE FORMUL 3 PO4 6(O4 P 3-) FORMUL 6 I8P 4(C6 H20 O30 P8) FORMUL 8 CLR 2(C27 H46 O) FORMUL 9 CPL 2(C42 H80 N O8 P) FORMUL 17 HOH *2(H2 O) HELIX 1 AA1 LYS A 2 ILE A 11 1 10 HELIX 2 AA2 THR A 12 TYR A 19 5 8 HELIX 3 AA3 GLN A 21 ALA A 36 1 16 HELIX 4 AA4 VAL A 47 GLN A 98 1 52 HELIX 5 AA5 ARG A 126 GLU A 168 1 43 HELIX 6 AA6 SER A 170 HIS A 179 1 10 HELIX 7 AA7 VAL A 180 VAL A 182 5 3 HELIX 8 AA8 ALA A 183 CYS A 188 1 6 HELIX 9 AA9 LYS A 189 LEU A 206 1 18 HELIX 10 AB1 LEU A 223 GLN A 227 5 5 HELIX 11 AB2 PRO A 230 LYS A 258 1 29 HELIX 12 AB3 PRO A 267 GLY A 296 1 30 HELIX 13 AB4 ASN A 298 PHE A 303 1 6 HELIX 14 AB5 SER A 312 ALA A 337 1 26 HELIX 15 AB6 TYR A 345 ASN A 361 1 17 HELIX 16 AB7 TYR A 367 THR A 383 1 17 HELIX 17 AB8 ALA A 384 HIS A 387 5 4 HELIX 18 AB9 GLY A 390 LEU A 403 1 14 HELIX 19 AC1 LEU A 403 LEU A 419 1 17 HELIX 20 AC2 GLY A 438 TYR A 443 1 6 HELIX 21 AC3 TYR A 445 LYS A 471 1 27 HELIX 22 AC4 ALA A 473 ARG A 502 1 30 HELIX 23 AC5 ASP A 506 MET A 532 1 27 HELIX 24 AC6 GLN A 555 THR A 582 1 28 HELIX 25 AC7 SER A 588 PHE A 623 1 36 HELIX 26 AC8 LYS B 2 ILE B 11 1 10 HELIX 27 AC9 THR B 12 TYR B 19 5 8 HELIX 28 AD1 GLN B 21 GLN B 35 1 15 HELIX 29 AD2 VAL B 47 GLN B 98 1 52 HELIX 30 AD3 VAL B 123 GLU B 168 1 46 HELIX 31 AD4 SER B 170 HIS B 179 1 10 HELIX 32 AD5 VAL B 180 VAL B 182 5 3 HELIX 33 AD6 ALA B 183 CYS B 188 1 6 HELIX 34 AD7 LYS B 189 LEU B 206 1 18 HELIX 35 AD8 ASP B 210 ARG B 219 1 10 HELIX 36 AD9 PRO B 230 LYS B 258 1 29 HELIX 37 AE1 LEU B 268 GLY B 296 1 29 HELIX 38 AE2 ASN B 298 PHE B 303 1 6 HELIX 39 AE3 SER B 312 ALA B 337 1 26 HELIX 40 AE4 TYR B 345 ILE B 360 1 16 HELIX 41 AE5 TYR B 367 THR B 383 1 17 HELIX 42 AE6 ALA B 384 HIS B 387 5 4 HELIX 43 AE7 GLY B 390 LEU B 403 1 14 HELIX 44 AE8 LEU B 403 LEU B 419 1 17 HELIX 45 AE9 TYR B 445 LYS B 471 1 27 HELIX 46 AF1 ARG B 472 ARG B 502 1 31 HELIX 47 AF2 ASP B 506 MET B 532 1 27 HELIX 48 AF3 GLN B 555 THR B 582 1 28 HELIX 49 AF4 SER B 588 ASN B 618 1 31 SSBOND 1 CYS A 415 CYS A 440 1555 1555 2.03 SSBOND 2 CYS B 415 CYS B 440 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